Doctor profile · Federal record

Dr. David Chou, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · San Francisco, CA

  • NPI 1942664578
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
450 Stanyan St
San Francisco, CA 94117
(415) 668-1000
Additional location
1000 10Th Ave
New York, NY 100191147
(212) 523-4000

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
July 16, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A157486

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942664578. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
428
Distinct HCPCS
5
Medicare allowed
$71,806
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 231 228 $182
99291 Critical care, first 30-74 minutes 91 89 $223
99284 Emergency department visit with moderate level of medical decision making 60 60 $126
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 35 34 $9
31500 Emergent insertion of breathing tube into windpipe using an endoscope 11 11 $145

In context: peer comparison

Among 87 peers in San Francisco Emergency Medicine Physician, average services per provider: 91. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
162
Patients
158
Total drug cost
$1,363
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 48 46 $354
Ibuprofen Generic 34 33 $224
Cefdinir Generic 29 28 $518
Famotidine Generic 18 18 $64
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 18 18 $62
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 15 15 $141

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Chou's medical specialty?
Dr. David Chou practices Emergency Medicine Physician in San Francisco, CA.
Where does Dr. David Chou practice?
Dr. David Chou practices at 450 Stanyan St, San Francisco, CA 94117. Office phone: 4156681000.
What is Dr. David Chou's NPI?
Dr. David Chou's National Provider Identifier (NPI) is 1942664578, issued by NPPES.
Does Dr. David Chou accept Medicare assignment?
Yes. Dr. David Chou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Chou commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.