Mostafa Najim, MD
NPI 1134856842 · Hospitalist Physician · Hershey, PA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mostafa Najim, MD is a Hospitalist Physician provider in Hershey, PA (NPI 1134856842).
Provider details
- NPI number
- 1134856842
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD490026 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 38 | 22 |
| Amlodipine Besylate | 29 | 15 |
| Metformin Hcl | 29 | 15 |
| Lisinopril | 27 | 13 |
| Hydrochlorothiazide | 18 | — |
| Lisinopril/Hydrochlorothiazidebrand: Lisinopril-Hydrochlorothiazide | 16 | — |
| Metoprolol Tartrate |
Practice location
Mailing address
Additional practice locations (2)
- 1561 Long Pond Rd Ste 206Rochester, NY 14626-4135Phone: (585) 368-4800Fax: (585) 368-4815
- 1555 Long Pond RdRochester, NY 14626-4164Phone: (585) 723-7746Fax: (585) 723-7834
Registry dates
- Enumerated
- 2022-08-03
- Last updated
- 2025-06-23
- Certified
- 2025-06-23
Frequently asked questions
- What is Mostafa Najim's NPI number?
- Mostafa Najim's National Provider Identifier (NPI) is 1134856842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mostafa Najim's specialty?
- Mostafa Najim is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Mostafa Najim located?
- Mostafa Najim's practice location on file with NPPES is 500 University Dr, Hershey, PA 17033-2360.
- What is Mostafa Najim's phone number?
- The practice phone number listed in the NPPES registry for Mostafa Najim is (717) 531-8521.
- Does Mostafa Najim accept Medicare?
- Mostafa Najim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mostafa Najim's NPI active?
- Yes — Mostafa Najim's NPI (1134856842) is active in the NPPES registry as of the last update on 2025-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.