Doctor profile · Federal record

Dr. Paul Harmatz, MD

Pediatric Gastroenterology Physician · Oakland, CA

  • NPI 1255435301
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
747 52Nd St
Oakland, CA 946091809
(510) 428-3058
fax (510) 450-5813
Mailing address
747 52Nd Street
Oakland, CA 94609

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2080P0206X — NUCC code
State license (1)
California #G35255
Medicaid
CA #00G3S2550

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255435301. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40,369
Transactions
16
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
BioMarin Pharmaceutical INC. 9 $26,704.62
Genzyme Corporation 7 $13,664.79

By nature of payment

Consulting Fee
$38,717
Travel and Lodging
$1,274
Food and Beverage
$379

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Harmatz's medical specialty?
Dr. Paul Harmatz practices Pediatric Gastroenterology Physician in Oakland, CA.
Where does Dr. Paul Harmatz practice?
Dr. Paul Harmatz practices at 747 52Nd St, Oakland, CA 946091809. Office phone: 5104283058.
What is Dr. Paul Harmatz's NPI?
Dr. Paul Harmatz's National Provider Identifier (NPI) is 1255435301, issued by NPPES.