Doctor profile · Federal record

Dr. Jonathan Pai

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Walnut Creek, CA

  • NPI 1285196105
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
177 la Casa Via Ste 390
Walnut Creek, CA 945986101
(925) 692-5610
Mailing address
1450 Treat Blvd Ste 300
Walnut Creek, CA 945972168

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
September 15, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A177349

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285196105. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,708
Transactions
55
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 8 $208.51
ABBVIE INC. 5 $170.81
Novartis Pharmaceuticals Corporation 7 $157.44
Alexion Pharmaceuticals, Inc. 5 $138.78
Celgene Corporation 4 $120.04
EMD Serono, Inc. 3 $102.50
Blueprint Medicines Corporation 3 $97.00
Incyte Corporation 3 $84.89
Ipsen Biopharmaceuticals, Inc 3 $81.87
SERVIER PHARMACEUTICALS LLC 3 $71.27
GENZYME CORPORATION 3 $65.49
Daiichi Sankyo Inc. 3 $62.61
Genentech USA, Inc. 2 $51.20
Janssen Biotech, Inc. 2 $48.38
Regeneron Healthcare Solutions, Inc. 1 $38.75

By nature of payment

Food and Beverage
$1,608
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
0
Total drug cost
$148
Drug Type Claims Patients Total cost
Prednisone Generic 15 0 $148

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Pai's medical specialty?
Dr. Jonathan Pai practices Hematology & Oncology Physician in Walnut Creek, CA.
Where does Dr. Jonathan Pai practice?
Dr. Jonathan Pai practices at 177 la Casa Via Ste 390, Walnut Creek, CA 945986101. Office phone: 9256925610.
What is Dr. Jonathan Pai's NPI?
Dr. Jonathan Pai's National Provider Identifier (NPI) is 1285196105, issued by NPPES.
Does Dr. Jonathan Pai accept Medicare assignment?
Yes. Dr. Jonathan Pai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.