Doctor profile · Federal record

Dr. Michael Karapetian, M.D.

Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Los Angeles, CA

  • NPI 1750312427
  • Accepts Medicare
  • MIPS 74.1 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5220 Santa Monica Blvd, Suite 'E'
Los Angeles, CA 900291234
(323) 913-9300
fax (323) 660-9723
Mailing address
5220 Santa Monica Blvd Ste E
Los Angeles, CA 900291234

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 12, 2025
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
California #A63531
Medicaid
CA #00A635310

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750312427. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,603
Distinct HCPCS
10
Medicare allowed
$977,103
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 2,258 62 $114
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 1,901 90 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,587 86 $83
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 980 58 $79
99291 Critical care, first 30-74 minutes 612 57 $222
99497 Advance care planning, first 30 minutes 152 111 $80
99239 Hospital discharge day management, more than 30 minutes 137 86 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 121 65 $98
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 116 83 $182
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 116 74 $141

In context: peer comparison

Among 21 peers in this city , average services per provider: 172. This provider delivers 50× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AIMMUNE THERAPEUTICS, INC. 1 $17.19

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,089
Patients
480
Total drug cost
$122,507
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 795 84 $8,888
Amlodipine Besylate Generic 486 54 $3,811
Famotidine Generic 313 36 $2,356
Metoprolol Succinate Generic 267 36 $3,211
Losartan Potassium Generic 266 33 $2,905
Levothyroxine Sodium Generic 239 29 $2,596
Metoprolol Tartrate Generic 220 27 $1,305
Tamsulosin Hcl Generic 219 30 $4,908
Omeprazole Generic 209 27 $2,232
Carvedilol Generic 206 23 $1,670

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Karapetian's medical specialty?
Dr. Michael Karapetian practices Geriatric Medicine (Internal Medicine) Physician in Los Angeles, CA.
Where does Dr. Michael Karapetian practice?
Dr. Michael Karapetian practices at 5220 Santa Monica Blvd, Los Angeles, CA 900291234. Office phone: 3239139300.
What is Dr. Michael Karapetian's NPI?
Dr. Michael Karapetian's National Provider Identifier (NPI) is 1750312427, issued by NPPES.
Does Dr. Michael Karapetian accept Medicare assignment?
Yes. Dr. Michael Karapetian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Karapetian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.