Assefa Worku, MD
NPI 1003127986 · Internal Medicine Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Assefa Worku, MD is a Internal Medicine Physician provider in San Jose, CA (NPI 1003127986).
Provider details
- NPI number
- 1003127986
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A109678 (CA)
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
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 84 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 421 | 145 |
| Amlodipine Besylate | 319 | 106 |
| Lisinopril | 220 | 69 |
| Fluticasone Propionate | 148 | 70 |
| Levothyroxine Sodium | 136 | 46 |
| Metformin Hcl | 129 | 46 |
| Metoprolol Tartrate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-25
- Last updated
- 2021-12-15
Frequently asked questions
- What is Assefa Worku's NPI number?
- Assefa Worku's National Provider Identifier (NPI) is 1003127986, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Assefa Worku's specialty?
- Assefa Worku is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Assefa Worku located?
- Assefa Worku's practice location on file with NPPES is 250 Hospital Pkwy, San Jose, CA 95119-1103.
- What is Assefa Worku's phone number?
- The practice phone number listed in the NPPES registry for Assefa Worku is (408) 972-7000.
- Does Assefa Worku accept Medicare?
- Assefa Worku is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Assefa Worku's NPI active?
- Yes — Assefa Worku's NPI (1003127986) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.