Doctor profile · Federal record

Dr. Jack Huynh, MD

Internal Medicine Physician (CMS: Internal Medicine) · San Francisco, CA

  • NPI 1548334543
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1520 Stockton Street
San Francisco, CA 94133
(415) 391-9686
fax (415) 433-1139

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A41781

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548334543. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,662
Distinct HCPCS
10
Medicare allowed
$32,320
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 442 323 $6
80053 Blood test, comprehensive group of blood chemicals 407 327 $10
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 384 320 $6
80061 Blood test, lipids (cholesterol and triglycerides) 375 310 $13
81001 Manual urinalysis test with examination using microscope, automated 330 281 $3
84443 Blood test, thyroid stimulating hormone (tsh) 298 268 $16
82043 Urine microalbumin (protein) level 286 247 $6
82570 Creatinine level to test for kidney function or muscle injury 284 247 $5
84550 Uric acid level, blood 274 256 $4
83036 Hemoglobin a1c level 269 221 $10

In context: peer comparison

Among 236 peers in this city , average services per provider: 93. This provider delivers 39× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,717
Patients
2,082
Total drug cost
$174,253
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 1,055 301 $24,350
Atorvastatin Calcium Generic 1,033 312 $29,737
Losartan Potassium Generic 1,019 306 $29,914
Triamcinolone Acetonide Generic 446 133 $8,260
Diclofenac Sodium Generic 431 200 $10,333
Omeprazole Generic 372 122 $9,906
Metoprolol Succinate Generic 353 98 $11,734
Metformin Hcl Generic 352 105 $8,719
Pravastatin Sodium Generic 348 104 $10,152
Simvastatin Generic 283 80 $5,905

Frequently asked questions

Auto-generated from federal data
What is Dr. Jack Huynh's medical specialty?
Dr. Jack Huynh practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Jack Huynh practice?
Dr. Jack Huynh practices at 1520 Stockton Street, San Francisco, CA 94133. Office phone: 4153919686.
What is Dr. Jack Huynh's NPI?
Dr. Jack Huynh's National Provider Identifier (NPI) is 1548334543, issued by NPPES.
Does Dr. Jack Huynh accept Medicare assignment?
Yes. Dr. Jack Huynh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jack Huynh commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Complete blood cell count (red cells, white blood cell, platelets), automated test (HCPCS 85027). Source: CMS Medicare Physician & Other Practitioners file.