Doctor profile · Federal record

Dr. Harrison Hasanuddin, D.O.

Sleep Medicine (Family Medicine) Physician (CMS: Family Practice) · Family Medicine Physician · Obesity Medicine (Family Medicine) Physician · Monterey Park, CA

  • NPI 1790165785
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
420 N Garfield Ave Ste 203
Monterey Park, CA 917541206
(626) 763-1899
fax (626) 547-4438
Additional location
333 1St St Ste A
San Francisco, CA 941052661
(888) 803-3370
Additional location
415 N Crescent Dr Ste 320
Beverly Hills, CA 902106813
(888) 803-3370

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
June 22, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207QS1201X — NUCC code
State license (1)
California #20A16309

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790165785. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
547
Distinct HCPCS
4
Medicare allowed
$69,006
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 319 151 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 194 125 $100
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 20 20 $144
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $124

In context: peer comparison

Among 1 peers in this city , average services per provider: 136. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,439
Transactions
62
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 17 $291.67
ABBVIE INC. 9 $196.55
AstraZeneca Pharmaceuticals LP 7 $155.50
Novo Nordisk Inc 6 $112.54
Sumitomo Pharma America, Inc. 4 $85.97
Teva Pharmaceuticals USA, Inc. 4 $78.92
Bayer Healthcare Pharmaceuticals Inc. 3 $68.52
Lilly USA, LLC 2 $67.73
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $54.84
AIMMUNE THERAPEUTICS, INC. 2 $49.64
Ardelyx, Inc. 2 $33.07
GlaxoSmithKline, LLC. 1 $30.78
Novartis Pharmaceuticals Corporation 1 $28.49
Lundbeck LLC 1 $26.16
JAZZ PHARMACEUTICALS INC. 1 $25.21

By nature of payment

Food and Beverage
$1,439

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,818
Patients
890
Total drug cost
$82,476
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 233 91 $3,767
Atorvastatin Calcium Generic 195 92 $4,308
Losartan Potassium Generic 189 79 $3,622
Fluticasone Propionate Generic 181 93 $2,898
Azithromycin Generic 160 127 $919
Rosuvastatin Calcium Generic 132 58 $5,294
Metoprolol Succinate Generic 97 34 $1,996
Metformin Hcl Generic 94 38 $1,419
Olmesartan Medoxomil Generic 94 39 $3,795
Triamcinolone Acetonide Generic 91 43 $1,966

Frequently asked questions

Auto-generated from federal data
What is Dr. Harrison Hasanuddin's medical specialty?
Dr. Harrison Hasanuddin practices Sleep Medicine (Family Medicine) Physician in Monterey Park, CA.
Where does Dr. Harrison Hasanuddin practice?
Dr. Harrison Hasanuddin practices at 420 N Garfield Ave Ste 203, Monterey Park, CA 917541206. Office phone: 6267631899.
What is Dr. Harrison Hasanuddin's NPI?
Dr. Harrison Hasanuddin's National Provider Identifier (NPI) is 1790165785, issued by NPPES.
Does Dr. Harrison Hasanuddin accept Medicare assignment?
Yes. Dr. Harrison Hasanuddin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harrison Hasanuddin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.