Doctor profile · Federal record

Dr. Ying Wu, MD

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Mountain View, CA

  • NPI 1225329303
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 E El Camino Real
Mountain View, CA 940402833
(650) 734-7050
Mailing address
2350 W El Camino Real Fl 2
Mountain View, CA 940406203

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
September 13, 2018
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #A126483

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225329303. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
670
Distinct HCPCS
8
Medicare allowed
$98,515
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 240 115 $156
99215 Established patient office or other outpatient visit, 40-54 minutes 189 95 $217
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 90 18 $1
76881 Complete ultrasound scan of joint 48 29 $66
99213 Established patient office or other outpatient visit, 20-29 minutes 38 31 $111
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $201
99205 New patient office or other outpatient visit, 60-74 minutes 22 22 $265
20610 Aspiration and/or injection of fluid from large joint 17 12 $87

In context: peer comparison

Among 5 peers in this city , average services per provider: 366. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$314
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $125.00
UCB, Inc. 1 $116.36
Novartis Pharmaceuticals Corporation 4 $72.89

By nature of payment

Food and Beverage
$314

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
791
Patients
224
Total drug cost
$368,831
Drug Type Claims Patients Total cost
Prednisone Generic 277 74 $2,644
Methotrexate (Methotrexate Sodium) Brand 120 38 $5,968
Allopurinol Generic 118 35 $3,288
Colchicine Generic 55 26 $2,371
Leflunomide Generic 42 16 $5,728
Hydroxychloroquine Sulfate Generic 37 15 $2,345
Diclofenac Sodium Generic 31 20 $1,429
Humira(Cf) Pen (Adalimumab) Brand 31 0 $285,077
Folic Acid Generic 23 0 $96
Alendronate Sodium Generic 17 0 $305

Frequently asked questions

Auto-generated from federal data
What is Dr. Ying Wu's medical specialty?
Dr. Ying Wu practices Rheumatology Physician in Mountain View, CA.
Where does Dr. Ying Wu practice?
Dr. Ying Wu practices at 701 E El Camino Real, Mountain View, CA 940402833. Office phone: 6507347050.
What is Dr. Ying Wu's NPI?
Dr. Ying Wu's National Provider Identifier (NPI) is 1225329303, issued by NPPES.
Does Dr. Ying Wu accept Medicare assignment?
Yes. Dr. Ying Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ying Wu 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 99215); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.