Doctor profile · Federal record

Dr. Alagappan Annamalai, M.D.

Surgery Physician (CMS: General Surgery) · Los Angeles, CA

  • NPI 1215182910
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8635 W 3Rd St, MOT, Suite 590 W
Los Angeles, CA 900486101
(310) 423-2975

Credentials & registration

NPPES · NUCC
NPI registered
November 2008 — 18 yrs on file
Profile last updated
August 12, 2014
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #A111518

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215182910. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64
Distinct HCPCS
2
Medicare allowed
$8,388
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 53 12 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $178

In context: peer comparison

Among 50 peers in this city , average services per provider: 79. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
100
Patients
0
Total drug cost
$13,826
Drug Type Claims Patients Total cost
Carvedilol Generic 19 0 $279
Fluconazole Generic 18 0 $418
Pantoprazole Sodium Generic 17 0 $184
Valganciclovir Hcl Generic 17 0 $12,566
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 16 0 $267
Gabapentin Generic 13 0 $112

Frequently asked questions

Auto-generated from federal data
What is Dr. Alagappan Annamalai's medical specialty?
Dr. Alagappan Annamalai practices Surgery Physician in Los Angeles, CA.
Where does Dr. Alagappan Annamalai practice?
Dr. Alagappan Annamalai practices at 8635 W 3Rd St, Los Angeles, CA 900486101. Office phone: 3104232975.
What is Dr. Alagappan Annamalai's NPI?
Dr. Alagappan Annamalai's National Provider Identifier (NPI) is 1215182910, issued by NPPES.
Does Dr. Alagappan Annamalai accept Medicare assignment?
Yes. Dr. Alagappan Annamalai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alagappan Annamalai commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.