Seyed Hamrahian, MD
NPI 1578621587 · Nephrology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seyed Hamrahian, MD is a Nephrology Physician provider in Philadelphia, PA (NPI 1578621587).
Provider details
- NPI number
- 1578621587
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 21251 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
718 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 149 | $79 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 144 | $366 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 108 | $98 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 83 | $49 |
| Hemodialysis Procedure With Physician Evaluation90935 | 64 | $71 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 206 | 57 |
| Irbesartan | 130 | 36 |
| Chlorthalidone | 89 | 25 |
| Carvedilol | 85 | 25 |
| Telmisartan | 82 | 22 |
| Lisinopril | 66 | 13 |
| Hydrochlorothiazide | 63 | 21 |
| Calcitriol | 54 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-04
- Last updated
- 2014-06-17
Frequently asked questions
- What is Seyed Hamrahian's NPI number?
- Seyed Hamrahian's National Provider Identifier (NPI) is 1578621587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seyed Hamrahian's specialty?
- Seyed Hamrahian is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Seyed Hamrahian located?
- Seyed Hamrahian's practice location on file with NPPES is 833 Chestnut St, Philadelphia, PA 19107-4414.
- What is Seyed Hamrahian's phone number?
- The practice phone number listed in the NPPES registry for Seyed Hamrahian is (201) 503-3000.
- Does Seyed Hamrahian accept Medicare?
- Seyed Hamrahian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seyed Hamrahian's NPI active?
- Yes — Seyed Hamrahian's NPI (1578621587) is active in the NPPES registry as of the last update on 2014-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.