Doctor profile · Federal record

Dr. Anne Chang, M.D.

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

  • NPI 1356378111
  • Accepts Medicare
  • MIPS 70.8 / 100 · 2023
  • 36 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2356 Sutter St
San Francisco, CA 941153006
(415) 885-7788
fax (415) 353-2494
Mailing address
1635 Divisadero Street, Suite 625, Box 1821
San Francisco, CA 941430001

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #C50144
Medicaid
CA #00C501440

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356378111. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
575
Distinct HCPCS
7
Medicare allowed
$59,911
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 354 185 $110
99213 Established patient office or other outpatient visit, 20-29 minutes 108 77 $74
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 45 45 $155
99215 Established patient office or other outpatient visit, 40-54 minutes 23 22 $162
36415 Insertion of needle into vein for collection of blood sample 20 17 $8
99442 Telephone medical discussion with physician, 11-20 minutes 14 14 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $110

In context: peer comparison

Among 236 peers in this city , average services per provider: 93. This provider delivers 6.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,623
Patients
669
Total drug cost
$46,683
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 388 101 $6,385
Amlodipine Besylate Generic 359 84 $4,278
Levothyroxine Sodium Generic 232 70 $4,951
Rosuvastatin Calcium Generic 178 44 $3,734
Hydrochlorothiazide Generic 174 44 $817
Losartan Potassium Generic 163 40 $2,858
Gabapentin Generic 156 47 $5,053
Lisinopril Generic 156 40 $1,959
Alendronate Sodium Generic 139 30 $1,714
Metoprolol Succinate Generic 127 37 $3,052

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anne Chang's medical specialty?
Dr. Anne Chang practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Anne Chang practice?
Dr. Anne Chang practices at 2356 Sutter St, San Francisco, CA 941153006. Office phone: 4158857788.
What is Dr. Anne Chang's NPI?
Dr. Anne Chang's National Provider Identifier (NPI) is 1356378111, issued by NPPES.
Does Dr. Anne Chang accept Medicare assignment?
Yes. Dr. Anne Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anne Chang 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.