Doctor profile · Federal record

Dr. Stephanie Cham, M.D.

Gynecologic Oncology Physician (CMS: Gynecological Oncology) · Obstetrics & Gynecology Physician · Student in an Organized Health Care Education/Training Program · San Francisco, CA

  • NPI 1033597117
  • Accepts Medicare
  • MIPS 70.8 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1825 4Th St Fl 6
San Francisco, CA 941432350
(415) 353-9600

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
August 5, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207VX0201X — NUCC code
State license (1)
California #A180208

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033597117. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
108
Distinct HCPCS
4
Medicare allowed
$14,527
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 44 13 $132
99205 New patient office or other outpatient visit, 60-74 minutes 23 23 $202
99215 Established patient office or other outpatient visit, 40-54 minutes 21 11 $160
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 20 14 $35

In context: peer comparison

Among 4 peers in San Francisco Gynecologic Oncology Physician, average services per provider: 53. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$185
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $73.09
Genentech, INC. 1 $56.55
Ethicon US, LLC 1 $55.71

By nature of payment

Food and Beverage
$185

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
28
Patients
0
Total drug cost
$480
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 16 0 $200
Dexamethasone Generic 12 0 $280

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Cham's medical specialty?
Dr. Stephanie Cham practices Gynecologic Oncology Physician in San Francisco, CA.
Where does Dr. Stephanie Cham practice?
Dr. Stephanie Cham practices at 1825 4Th St Fl 6, San Francisco, CA 941432350. Office phone: 4153539600.
What is Dr. Stephanie Cham's NPI?
Dr. Stephanie Cham's National Provider Identifier (NPI) is 1033597117, issued by NPPES.
Does Dr. Stephanie Cham accept Medicare assignment?
Yes. Dr. Stephanie Cham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Cham commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.