Armen Nercessian, D.O.
NPI 1679534374 · General Practice Physician · West Covina, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Armen Nercessian, D.O. is a General Practice Physician provider in West Covina, CA (NPI 1679534374).
Provider details
- NPI number
- 1679534374
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A6784 (CA)
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
20 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
7,588 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 2,088 | $98 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 1,413 | $54 |
| Physician Or Allowed Practitioner Supervision of a Patient Receiving Medicare-Covered Services Provided By a Participating Home Health Agency (patient Not Present) Requiring Complex and Multidisciplinary Care Modalities Involving Regular Physician Or AllowG0181 | 775 | $112 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 451 | $9 |
| Chronic Care Management Services for Two Or More Chronic Conditions, First 30 Minutes Provided Personally By Health Care Professional, Per Calendar Month99491 | 394 | $90 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 224 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 919 | 166 |
| Atorvastatin Calcium | 671 | 131 |
| Gabapentin | 670 | 124 |
| Tamsulosin Hcl | 603 | 115 |
| Metformin Hcl | 591 | 109 |
| Omeprazole | 512 | 113 |
| Icosapent Ethylbrand: Vascepa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-31
- Last updated
- 2017-03-15
Frequently asked questions
- What is Armen Nercessian's NPI number?
- Armen Nercessian's National Provider Identifier (NPI) is 1679534374, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Armen Nercessian's specialty?
- Armen Nercessian is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Armen Nercessian located?
- Armen Nercessian's practice location on file with NPPES is 2425 S Azusa Ave, West Covina, CA 91792-1536.
- What is Armen Nercessian's phone number?
- The practice phone number listed in the NPPES registry for Armen Nercessian is (626) 839-9111.
- Does Armen Nercessian accept Medicare?
- Armen Nercessian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Armen Nercessian's NPI active?
- Yes — Armen Nercessian's NPI (1679534374) is active in the NPPES registry as of the last update on 2017-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.