Doctor profile · Federal record

Dr. WEIWEN ZHENG, M.D.

Family Medicine Physician (CMS: FAMILY PRACTICE) · SAN FRANCISCO, CA

  • NPI 1023059201
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
950 STOCKTON ST, SUITE 328
SAN FRANCISCO, CA 941081633
(415) 398-2698
fax (415) 398-2686
Additional location
1838 Noriega St
San Francisco, CA 941224324

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
October 15, 2020
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A92238
Medicaid
CA #2177736

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023059201. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,903
Distinct HCPCS
10
Medicare allowed
$260,620
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,200 280 $109
G2012 Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic 501 177 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 270 186 $153
99497 Advance care planning, first 30 minutes 176 176 $96
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 157 157 $157
G0444 Annual depression screening, 5 to 15 minutes 156 156 $24
G0008 Administration of influenza virus vaccine 137 137 $37
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free 90 90 $33
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 47 47 $22
90480 Admn sarscov2 vacc 1 dose 37 37 $50

In context: peer comparison

Among 82 peers in this city , average services per provider: 96. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,286
Transactions
19
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 8 $436.43
Amgen Inc. 2 $173.82
Dexcom, Inc. 1 $126.86
ViiV Healthcare Company 1 $125.00
GlaxoSmithKline, LLC. 2 $108.60
Lilly USA, LLC 1 $98.34
Edwards Lifesciences Corporation 1 $88.17
Phathom Pharmaceuticals, Inc. 1 $70.31
Agios Pharmaceuticals, Inc. 1 $38.74
Ferring Pharmaceuticals Inc. 1 $19.99

By nature of payment

Food and Beverage
$1,286

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12,671
Patients
4,293
Total drug cost
$198,433
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,647 511 $28,080
Amlodipine Besylate Generic 1,420 418 $17,469
Losartan Potassium Generic 1,407 418 $19,933
Omeprazole Generic 977 356 $13,774
Pantoprazole Sodium Generic 900 324 $16,436
Gabapentin Generic 789 327 $14,114
Metformin Hcl Generic 773 234 $8,068
Metoprolol Succinate Generic 762 217 $13,192
Simvastatin Generic 691 203 $8,426
Diclofenac Sodium Generic 686 293 $13,830

Hospital affiliations

CMS Hospital Compare