Michael Karapetian, M.D.
NPI 1750312427 · Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Karapetian, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Los Angeles, CA (NPI 1750312427).
Provider details
- NPI number
- 1750312427
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A63531 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
7,867 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 2,391 | $115 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 1,468 | $80 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,409 | $83 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,264 | $124 |
| Critical Care, First 30-74 Minutes99291 | 276 | $220 |
| Advance Care Planning, First 30 Minutes99497 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 166 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 757 | 89 |
| Amlodipine Besylate | 400 | 56 |
| Famotidine | 322 | 36 |
| Tamsulosin Hcl | 244 | 34 |
| Levothyroxine Sodium | 238 | 24 |
| Metoprolol Succinate | 227 | 29 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2025-11-12
- Certified
- 2025-11-12
Frequently asked questions
- What is Michael Karapetian's NPI number?
- Michael Karapetian's National Provider Identifier (NPI) is 1750312427, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Karapetian's specialty?
- Michael Karapetian is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Karapetian located?
- Michael Karapetian's practice location on file with NPPES is 5220 Santa Monica Blvd, Los Angeles, CA 90029-1234.
- What is Michael Karapetian's phone number?
- The practice phone number listed in the NPPES registry for Michael Karapetian is (323) 913-9300.
- Does Michael Karapetian accept Medicare?
- Michael Karapetian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Karapetian's NPI active?
- Yes — Michael Karapetian's NPI (1750312427) is active in the NPPES registry as of the last update on 2025-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.