Doctor profile · Federal record

Dr. Crawford Chung, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · San Francisco, CA

  • NPI 1861597932
  • Accepts Medicare
  • 55 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3838 California St, Suite 508
San Francisco, CA 941181522
(415) 831-9788
fax (415) 751-6158

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
January 23, 2010
Year of graduation
1971 — 55 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A30305
Medicaid
CA #00A303051

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861597932. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
517
Distinct HCPCS
4
Medicare allowed
$73,994
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 306 175 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 124 60 $95
99205 New patient office or other outpatient visit, 60-74 minutes 52 52 $260
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $157

In context: peer comparison

Among 236 peers in this city , average services per provider: 93. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$221
Transactions
11
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 11 $220.73

By nature of payment

Food and Beverage
$221

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,617
Patients
859
Total drug cost
$1,032,361
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 636 159 $674,050
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 343 129 $17,148
Amlodipine Besylate Generic 184 55 $2,340
Atorvastatin Calcium Generic 176 56 $3,483
Montelukast Sodium Generic 162 63 $4,279
Ventolin Hfa (Albuterol Sulfate) Brand 157 45 $13,271
Albuterol Sulfate Generic 152 48 $36,357
Breo Ellipta (Fluticasone/Vilanterol) Brand 128 34 $119,651
Azithromycin Generic 116 73 $605
Losartan Potassium Generic 115 32 $1,482

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Crawford Chung's medical specialty?
Dr. Crawford Chung practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Crawford Chung practice?
Dr. Crawford Chung practices at 3838 California St, San Francisco, CA 941181522. Office phone: 4158319788.
What is Dr. Crawford Chung's NPI?
Dr. Crawford Chung's National Provider Identifier (NPI) is 1861597932, issued by NPPES.
Does Dr. Crawford Chung accept Medicare assignment?
Yes. Dr. Crawford Chung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Crawford Chung 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); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.