Hasmik Arzumanyan, MD
NPI 1033301882 · Internal Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hasmik Arzumanyan, MD is a Internal Medicine Physician provider in Oakland, CA (NPI 1033301882).
Provider details
- NPI number
- 1033301882
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A11294 (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
18 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 259 | 74 |
| Methimazole | 185 | 64 |
| Hydrocortisone | 70 | 20 |
| Testosterone | 29 | — |
| Insulin Glargine-Yfgn | 24 | 13 |
| Alendronate Sodium | 23 | — |
| Insulin Lisprobrand: Humalog Kwikpen U-100 | 22 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-15
- Last updated
- 2021-12-15
Frequently asked questions
- What is Hasmik Arzumanyan's NPI number?
- Hasmik Arzumanyan's National Provider Identifier (NPI) is 1033301882, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hasmik Arzumanyan's specialty?
- Hasmik Arzumanyan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hasmik Arzumanyan located?
- Hasmik Arzumanyan's practice location on file with NPPES is 275 W Macarthur Blvd, Oakland, CA 94611-5641.
- What is Hasmik Arzumanyan's phone number?
- The practice phone number listed in the NPPES registry for Hasmik Arzumanyan is (510) 752-1000.
- Does Hasmik Arzumanyan accept Medicare?
- Hasmik Arzumanyan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hasmik Arzumanyan's NPI active?
- Yes — Hasmik Arzumanyan's NPI (1033301882) 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.