Afrin Rahman, M.D.
NPI 1144516816 · Gastroenterology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Afrin Rahman, M.D. is a Gastroenterology Physician provider in Stanford, CA (NPI 1144516816).
Provider details
- NPI number
- 1144516816
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2011018166 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
745 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 211 | $204 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 70 | $19 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 61 | $67 |
| Study of Esophagus to Assess Movement91010 | 53 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 51 | $148 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Esomeprazole Magnesium | 321 | 84 |
| Omeprazole | 171 | 48 |
| Linaclotidebrand: Linzess | 118 | 39 |
| Prucalopride Succinatebrand: Motegrity | 53 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 49 | 43 |
| Famotidine | 46 | 12 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$270 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1804 Embarcadero Rd Ste 100Palo Alto, CA 94303-3318Phone: (650) 724-3240
- 1 Barnes Jewish Hospital PlzSaint Louis, MO 63110-1003Phone: (660) 864-1832
Registry dates
- Enumerated
- 2011-06-21
- Last updated
- 2026-04-03
- Certified
- 2026-04-03
Frequently asked questions
- What is Afrin Rahman's NPI number?
- Afrin Rahman's National Provider Identifier (NPI) is 1144516816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Afrin Rahman's specialty?
- Afrin Rahman is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Afrin Rahman located?
- Afrin Rahman's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Afrin Rahman's phone number?
- The practice phone number listed in the NPPES registry for Afrin Rahman is (650) 723-4000.
- Does Afrin Rahman accept Medicare?
- Afrin Rahman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Afrin Rahman's NPI active?
- Yes — Afrin Rahman's NPI (1144516816) is active in the NPPES registry as of the last update on 2026-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.