Doctor profile · Federal record

Dr. Dorothy Tseng Yip, PA-C

Physician Assistant · Walnut Creek, CA

  • NPI 1558654301
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2637 Shadelands Dr
Walnut Creek, CA 945982512
(925) 300-4680
fax (925) 906-9780
Mailing address
370 N Wiget Lane, Ste 210
Walnut Creek, CA 945982452

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
October 22, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #52283

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558654301. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,934
Transactions
65
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 11 $502.36
Takeda Pharmaceuticals U.S.A., INC. 13 $251.75
Amgen INC. 10 $225.93
Blueprint Medicines Corporation 3 $173.45
GlaxoSmithKline, LLC. 7 $140.10
Novartis Pharmaceuticals Corporation 3 $117.87
Kaleo, INC. 4 $116.29
Genzyme Corporation 3 $79.76
Genentech USA, INC. 1 $75.00
Pharming Healthcare, INC. 3 $62.33
Octapharma USA, INC. 2 $59.18
Csl Behring 2 $38.48
Abbvie INC. 1 $28.71
Cycle Pharmaceuticals INC 1 $17.21
Incyte Corporation 1 $17.19

By nature of payment

Food and Beverage
$1,934

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
0
Total drug cost
$711
Drug Type Claims Patients Total cost
Azelastine Hcl Generic 16 0 $711

Frequently asked questions

Auto-generated from federal data
What is Dr. Dorothy Tseng Yip's medical specialty?
Dr. Dorothy Tseng Yip practices Physician Assistant in Walnut Creek, CA.
Where does Dr. Dorothy Tseng Yip practice?
Dr. Dorothy Tseng Yip practices at 2637 Shadelands Dr, Walnut Creek, CA 945982512. Office phone: 9253004680.
What is Dr. Dorothy Tseng Yip's NPI?
Dr. Dorothy Tseng Yip's National Provider Identifier (NPI) is 1558654301, issued by NPPES.
Does Dr. Dorothy Tseng Yip accept Medicare assignment?
Yes. Dr. Dorothy Tseng Yip accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.