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Industry Solutions

Custom Software for Life Sciences & Healthcare

Secure, flexible, and compliant architecture tailored for the unique challenges of the Life Sciences & Healthcare sector.

Founder & Lead Architect, ERPStack

Quick Answer

In short: a healthcare ERP has to hold ePHI under the HIPAA Security Rule and still produce HITRUST CSF and SOC 2 Type II evidence on demand. ERPStack builds custom healthcare software with FHIR v4 and HL7 v2 integration into Epic or Cerner, AES-256 ePHI encryption in PostgreSQL, an immutable audit trail, and RBAC scoped to the care relationship.

Why Custom ERP for Life Sciences & Healthcare?

Operating in the healthcare industry requires a system that is natively designed for high regulatory compliance and strict patient privacy. Off-the-shelf software models fail to bridge the gaps between EHR integration mainframes, time-bound nursing schedules, and complex insurance routing. A custom ERP for healthcare resolves this by implementing a unified FHIR v4 API layer that links legacy systems with real-time analytics dashboards. Patient records and medical histories are transparently encrypted at rest using AES-256 and mapped to time-locked role-based access policies (RBAC). With custom workflow automation, clinical workflows are optimized, administrative overhead is reduced by up to 40%, and compliance gaps under HIPAA or HITRUST are mathematically eliminated from the initial commit.

Industry Pain Points

  • Strict HIPAA & HITRUST compliance requirements
  • Legacy EHR/EMR integration bottlenecks
  • Fragmented patient data silos and interoperability
  • Secure storage of electronic protected health info (ePHI)

Engineering Blueprint

The first healthcare ERP question is jurisdictional, not technical: the software is never the regulated party. 45 CFR 164.308(b) lets a covered entity put ePHI in a business associate’s hands only on satisfactory assurances, and 45 CFR 164.314(a) says what the written contract carrying them must do — bind that business associate to the Security Rule, flow the same terms down to its subcontractors, and report security incidents including breaches. The compliance determination stays with your organisation. What a build changes is whether each safeguard is a row in PostgreSQL or a sentence in a policy binder.

HL7 v2 in, FHIR R4 out, one audited write path

Epic and Cerner estates still move ADT, ORM and ORU traffic as HL7 v2 pipe-delimited messages while exposing FHIR R4 resources over REST, so a healthcare ERP has to speak both. ERPStack absorbs the burst on Apache Kafka or Redis, normalises into typed PostgreSQL tables under Drizzle ORM with Zod validation at the API edge, and republishes FHIR R4 outward — so the ERP never depends on one vendor’s proprietary export format. Every read and write of ePHI lands on the same append-only table, because § 164.312(b) asks for mechanisms that record and examine activity in information systems containing ePHI, and a log file nobody can query is not a mechanism.

// Drizzle ORM on PostgreSQL — the audit control is a table, not a log file
      export const ephiAccess = pgTable('ephi_access', {
        actorId: uuid('actor_id').notNull(),   // 164.312(a)(2)(i) unique user identification
        patientId: uuid('patient_id').notNull(),
        action: text('action').notNull(),      // read | write | export | print
        purpose: text('purpose').notNull(),    // the care relationship, not the job title
        occurredAt: timestamp('occurred_at', { withTimezone: true }).notNull(),
      });

Required and Addressable are not the same word

This is the distinction almost nobody writing about HIPAA draws, and it decides the build. § 164.306(d)(1) says the word “Required” or “Addressable” appears in parentheses after each implementation specification’s title. Risk analysis, risk management, sanction policy and information system activity review are Required. Encryption and decryption of stored ePHI, § 164.312(a)(2)(iv), is Addressable — and § 164.306(d)(3) makes Addressable mean assess it, implement it if reasonable and appropriate, or document why it is not and implement an equivalent alternative measure. The Security Rule names no algorithm and no key length anywhere in § 164.312. AES-256-GCM on the identifying columns is therefore an ERPStack engineering choice, defensible against the § 164.306(b)(2) factors — size and complexity, technical capability, cost, and the probability and criticality of the risk — and it is not a quotation from the regulation. A vendor telling you HIPAA mandates a cipher has not opened the section.

What a custom healthcare ERP should not try to be

Not the EHR. Epic and Cerner hold the clinical record, they are genuinely good at it, and replacing either is a multi-year clinical programme no development firm should sell you. The gap worth building is what the clinical record holds badly: scheduling against real staffing constraints, implant and supply traceability, denial workflows on ASC X12N 837 and 835, grant and cost-centre accounting, credentialing expiry. ERPStack applies the Strangler Fig Migration Pattern to those and joins back over FHIR R4 rather than copying the patient record across — because a second copy of ePHI is a second risk analysis, a second audit control and a second breach to notify.

Our Solutions

  • Immutable Audit Logging via Logtape
  • Granular JWT-based RBAC (Role-Based Access Control)
  • FHIR v4 / HL7 Interoperability APIs
  • At-Rest Encryption using AES-256-GCM

Compliance & Security

HIPAA HITRUST GDPR SOC 2 Type II FDA 21 CFR Part 11

There is no such thing as HIPAA certification for software. HHS issues none, recognises none, and states it plainly: “there is no standard or implementation specification that requires a covered entity to ‘certify’ compliance”, and “HHS does not endorse or otherwise recognize private organizations’ ‘certifications’ regarding the Security Rule”, which “do not absolve covered entities of their legal obligations”. OCR says separately that HHS and OCR “do not certify any persons or products as ‘HIPAA compliant’”. The federal programme that does certify health IT — the ONC Health IT Certification Program — is voluntary, and tests against certification criteria the HHS Secretary adopts for health IT, which is a different act from certifying compliance with the Security Rule. So ERPStack holds no HIPAA attestation, because none exists to hold; what a covered entity can inspect instead is a business associate agreement and the evidence the system produces for its own risk analysis. Every section number below was read in the eCFR and every enforcement action links to its HHS press release, checked 15 August 2026.

  • § 164.308 administrative safeguards, and the four that are Required

    The security management process at 45 CFR 164.308(a)(1) carries four Required implementation specifications, so no risk assessment can argue them away: (a)(1)(ii)(A) risk analysis — “an accurate and thorough assessment of the potential risks and vulnerabilities to the confidentiality, integrity, and availability” of ePHI; (a)(1)(ii)(B) risk management; (a)(1)(ii)(C) sanction policy; and (a)(1)(ii)(D) information system activity review — “regularly review records of information system activity, such as audit logs, access reports, and security incident tracking reports”. Access sits separately at § 164.308(a)(4) information access management, whose (a)(4)(ii)(C) access establishment and modification is Addressable, as is § 164.308(a)(3)(ii)(C) termination procedures — which is why a leaver whose account still resolves is a finding, not a tidiness problem. § 164.308(a)(8) then requires a periodic evaluation. A healthcare ERP built by ERPStack answers each with something queryable in PostgreSQL: the ePHI access table, an RBAC grant carrying an owner and an expiry, and a scheduled review whose own output is a row.
  • § 164.312 technical safeguards, including what they do not say

    Access control at 45 CFR 164.312(a) has exactly four specifications: unique user identification (Required), emergency access procedure (Required), automatic logoff (Addressable) and encryption and decryption (Addressable). Read the omission: the rule fixes no session timeout, so purging a clinical terminal after five minutes of inactivity is a decision you defend under § 164.306(b)(2), never a number you cite. § 164.312(b) audit controls is a bare standard with no implementation specification at all — record and examine activity, schema left to you, which is precisely why it is where builds fail. Then (c)(2) a mechanism to authenticate ePHI (Addressable), (d) person or entity authentication, and (e) transmission security, whose integrity controls and encryption are also both Addressable.
  • § 164.310 and § 164.316: the parts a cloud build still owns

    Physical safeguards read like the cloud provider’s problem, and two of them are not: 45 CFR 164.310(d)(2) makes disposal and media re-use Required, and a dropped read replica or a recycled backup volume is media. The sleeper is 45 CFR 164.316(b)(2)(i): retain the documentation this subpart requires “for 6 years from the date of its creation or the date when it last was in effect, whichever is later” (Required). Your risk analysis, your written justification for every Addressable specification you chose not to implement, and your activity-review records are therefore a retention schedule in their own right — so ERPStack builds one: a policy table, a disposition job, and a WORM copy on AWS S3 Object Lock. Where the same system also supports an FDA-regulated activity — a device history record, a clinical trial dataset — the 21 CFR Part 11 electronic-records duties stack on top of these with their own retention clock, and ERPStack keeps that as a separate control set rather than folding it into the HIPAA one.
  • Four OCR actions whose root cause is a record the ERP was meant to produce

    OCR does not penalise architectures, it penalises missing evidence. Comstar, LLC, a billing business associate to more than 70 covered entities, settled for $75,000 and a two-year corrective action plan in an agreement OCR announced on 30 May 2025, after ransomware reached the ePHI of 585,621 individuals; the finding was failure to conduct an accurate and thorough risk analysis. Northeast Radiology, P.C. settled for $350,000, announced 10 April 2025, over unauthorised access to images on a PACS server affecting 298,532 patients — risk analysis again, with the corrective action plan adding a written process to regularly review records of information system activity. Warby Parker, Inc. did not settle: OCR imposed a $1,500,000 civil money penalty, announced 20 February 2025, for three Security Rule violations after credential stuffing reached 197,986 individuals — no risk analysis, security measures insufficient to reduce risk to a reasonable and appropriate level, and no procedures to regularly review records of information system activity. And OSF Healthcare System settled for $552,250, announced 29 July 2026, over a 2021 ransomware exfiltration affecting 53,907 individuals, where the findings included failing to notify affected individuals, and the Secretary, in time. OCR now numbers these: Northeast Radiology was the sixth action in its Risk Analysis Initiative, Comstar the ninth.
  • Three breach clocks on one event, and the clause that starts them

    A business associate must tell the covered entity “without unreasonable delay and in no case later than 60 calendar days after discovery of a breach” — 45 CFR 164.410(b). The covered entity has the same outer limit to reach individuals under 45 CFR 164.404(b), and 45 CFR 164.408 sends a breach of 500 or more individuals to the Secretary contemporaneously with that notice, while breaches under 500 are logged and filed within 60 days of the year end. The clause that actually binds engineering is § 164.404(a)(2): a breach is discovered on the first day it is known, or would have been known by exercising reasonable diligence. Detection latency is therefore legal exposure — Comstar was accessed on 19 March 2022 and did not detect it until 26 March — so ERPStack wires anomaly alerting onto the same access table the audit control writes, with Sentry on the path.
  • Build to the rule in force, not the rule proposed

    OCR issued the first proposed rewrite of the Security Rule since 2013 on 27 December 2024, and the HHS page announcing it says exactly what to do about that: “While the Department is undertaking this rulemaking, the current Security Rule remains in effect.” Reading the eCFR on 12 August 2026, § 164.308, § 164.310 and § 164.312 all still carried their 25 January 2013 amendment at 78 FR 5694, and the Required and Addressable distinction described above still stood. A healthcare ERP that hard-codes a proposed rule is wrong on the day it ships, so ERPStack versions the control set and dates it — and treats a deck quoting the proposal as current as a reason to check its other claims.

Standards we engineer to

  • HIPAA
  • HITRUST
  • GDPR
  • SOC 2 Type II
  • FDA 21 CFR Part 11

Get the Blueprint

Download our comprehensive Systems Architecture Blueprint to see how we architect compliant solutions.

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Metrics & Integrations

Illustrative engineering targets for this sector — the SLAs and capacities we design and build toward, not a live service dashboard.

Uptime SLA

99.9%

Security Rule documentation retained, 45 CFR 164.316(b)(2)(i)

6 years

Business associate breach notice, 45 CFR 164.410(b)

60 days

FHIR R4 read design target

< 50 ms

Integration: HL7 v2.5.1 (ADT, ORM, ORU)

Category: Interface engine

Integration: HL7 FHIR R4

Category: EHR read and write

Integration: Epic

Category: Incumbent EHR

Integration: Cerner

Category: Incumbent EHR

Integration: ASC X12N 837 / 835 / 270 / 271

Category: Claims and eligibility

Integration: AWS KMS

Category: Key custody

Implementation Process

Phase 1

Business associate boundary

Every ePHI element the ERP will touch, listed, with the 45 CFR 164.314(a) contract terms that follow from it.

Phase 2

Risk analysis input pack

System inventory, data flows and threat notes handed over as evidence for your own 45 CFR 164.308(a)(1)(ii)(A) risk analysis.

Phase 3

Access and audit schema

RBAC scoped to the care relationship, unique user identity per 164.312(a)(2)(i), and one append-only ePHI access table.

Phase 4

Addressable decision register

Each Addressable specification assessed, then implemented or justified in writing with its equivalent alternative, per 164.306(d)(3).

Phase 5

HL7 and FHIR integration

HL7 v2 ingest on Apache Kafka into PostgreSQL and FHIR R4 published outward, idempotent per message control id.

Phase 6

Breach and retention drills

A rehearsed 164.410(b) notice path and the 164.316(b)(2)(i) six-year retention job running against live tables.

Proven in Life Sciences & Healthcare

Field Operations & Compliance Portal

Unified operational portal for field tracking and compliance

Read Case Study

Frequently Asked Questions

Three things you cannot bolt on later. Access has to be role-scoped to the care relationship, so RBAC is a schema concern rather than a UI one — 1 policy per role, not 1 per screen; every read and write of ePHI has to leave an audit record that cannot be quietly edited; and the data has to be encrypted at rest and in transit. In a healthcare build ERPStack implements those as PostgreSQL row-level policies under Drizzle ORM, an append-only audit table, and AES-256 column encryption on the identifying fields, with SSO and RBAC in front and SOC 2 and ISO 27001 evidence falling out of the same schema.

No. ERPStack holds no HIPAA attestation, and no SOC 2 Type II or HITRUST certificate of its own — it is a development firm, not a hosting provider. What a covered entity can actually inspect is a Business Associate Agreement plus evidence that the controls are real: 1 access log per read, AES-256 at column level, and Sentry on the breach-detection path. ERPStack builds healthcare systems whose access logs, AES-256 encryption and Sentry breach-detection paths are generated by the system itself, so your own risk analysis has artefacts to test rather than a vendor badge to trust. HITRUST CSF and SOC 2 Type II evidence comes from PostgreSQL.

Through the standards, yes. Modern healthcare integration is FHIR R4 resources over a REST API for anything an EHR exposes, and HL7 v2 messages for the older interface engines that still carry ADT, ORM and ORU traffic; Apache Kafka or Redis absorbs the burst. ERPStack ingests HL7 v2.5.1 into a queue, normalises it into typed PostgreSQL tables through Drizzle ORM, and exposes FHIR R4 resources outward, so the ERP never depends on one vendor's proprietary export format.

The EHR is the clinical record; the healthcare ERP is everything the clinical record cannot hold. Scheduling against real staffing constraints, supply and implant traceability, claim and denial workflows on X12 837 and 835, grant and cost-centre accounting under 2 CFR 200, credentialing expiry. Those objects live badly inside an EHR and worse inside a generic ERP, which is why ERPStack builds them as their own PostgreSQL schema and joins to the EHR over FHIR R4 rather than duplicating patient data.

Wherever a record supports an FDA-regulated activity — device history, clinical trial data, a validated laboratory result — not across the whole hospital. 21 CFR Part 11 wants a secure, computer-generated, time-stamped audit trail that does not obscure previous values, access limited to authorised individuals under RBAC, and the ability to produce accurate copies in human-readable and electronic form. We build all three into the PostgreSQL schema of the healthcare modules that need them.

By separating identity from clinical content. Direct identifiers are encrypted with AES-256 at column level in PostgreSQL, keys rotated on a 90-day cycle, and indexed through deterministic tokens, so exact-match lookup still works, while free-text search runs over de-identified content in a separate index. HIPAA gives a patient 30 days for an access request; GDPR gives 72 hours for a breach notification. A healthcare system that encrypts everything uniformly becomes unusable and gets switched off; one that encrypts nothing fails its own risk analysis. The split is a design decision, made once, at schema level.

Prescription. SOC 2 tests the controls you asserted; the HITRUST CSF gives you a mapped control set with defined implementation levels, which is why hospital procurement teams ask for it. ERPStack holds neither attestation — it is a development firm, not a hosting provider — so we build healthcare systems whose evidence exports line up with those control sets and let your assessor test the running system.

You own both. The healthcare system is deployed into your own AWS or Microsoft Azure account, the PostgreSQL database is yours, and the source code is delivered under your licence with no per-seat fee, no ISO 27001 or SOC 2 lock-in, and no runtime dependency on ERPStack. That matters more in healthcare than elsewhere: a Business Associate Agreement is much easier to satisfy when the covered entity, not the vendor, controls the infrastructure the ePHI sits in.

Sectors with overlapping obligations

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