Doctor profile · Federal record

Dr. Bonnie Gianoli, BS, RN

Gastroenterology Registered Nurse · Walnut Creek, CA

  • NPI 1891992087
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1425 S Main St, Gastroenterology
Walnut Creek, CA 945965318
(925) 295-5754
fax (925) 295-4746
Mailing address
1425 South Main St, Gastroenterology
Walnut Creek, CA 94596

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
163WG0100X — NUCC code
State license (1)
California #358113

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891992087. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ipsen Biopharmaceuticals, INC 1 $27.89

By nature of payment

Food and Beverage
$28

Frequently asked questions

Auto-generated from federal data
What is Dr. Bonnie Gianoli's medical specialty?
Dr. Bonnie Gianoli practices Gastroenterology Registered Nurse in Walnut Creek, CA.
Where does Dr. Bonnie Gianoli practice?
Dr. Bonnie Gianoli practices at 1425 S Main St, Walnut Creek, CA 945965318. Office phone: 9252955754.
What is Dr. Bonnie Gianoli's NPI?
Dr. Bonnie Gianoli's National Provider Identifier (NPI) is 1891992087, issued by NPPES.