Gagik Gabrielyan, DO
NPI 1366145021 · Internal Medicine Physician · Long Beach, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gagik Gabrielyan, DO is a Internal Medicine Physician provider in Long Beach, CA (NPI 1366145021).
Provider details
- NPI number
- 1366145021
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
83% 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 30 | 15 |
| Omeprazole | 20 | — |
| Metformin Hcl | 16 | — |
| Amlodipine Besylate | 13 | — |
| Apixabanbrand: Eliquis | 13 | — |
| Furosemide | 12 | — |
| Potassium Chloride | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-03-22
- Last updated
- 2024-09-25
- Certified
- 2024-09-25
Frequently asked questions
- What is Gagik Gabrielyan's NPI number?
- Gagik Gabrielyan's National Provider Identifier (NPI) is 1366145021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gagik Gabrielyan's specialty?
- Gagik Gabrielyan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gagik Gabrielyan located?
- Gagik Gabrielyan's practice location on file with NPPES is 1050 Linden Ave, Long Beach, CA 90813-3321.
- What is Gagik Gabrielyan's phone number?
- The practice phone number listed in the NPPES registry for Gagik Gabrielyan is (562) 491-9140.
- Does Gagik Gabrielyan accept Medicare?
- Gagik Gabrielyan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gagik Gabrielyan's NPI active?
- Yes — Gagik Gabrielyan's NPI (1366145021) is active in the NPPES registry as of the last update on 2024-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.