Doctor profile · Federal record

Dr. Natalie Penn, MD

Gastroenterology Physician (CMS: Gastroenterology) · Student in an Organized Health Care Education/Training Program · Williamsville, NY

  • NPI 1588152706
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
60 Maple RD
Williamsville, NY 142212917
(716) 626-5250
fax (716) 204-9743
Additional location
601 Elmwood Ave
Rochester, NY 146420001
(585) 275-2874
Additional location
Elm and Carlton St
Buffalo, NY 142630001
(716) 845-2300
Mailing address
Elm and Carlton St
Buffalo, NY 142630001

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
December 7, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #30671801

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588152706. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$244
Transactions
12
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Celltrion USA INC. 1 $34.92
Takeda Pharmaceuticals U.S.A., INC. 2 $32.73
Gilead Sciences, INC. 2 $31.18
Abbvie INC. 1 $28.31
Regeneron Healthcare Solutions, INC. 1 $25.83
Madrigal Pharmaceuticals 1 $23.44
Merck Sharp & Dohme LLC 1 $18.60
Ferring Pharmaceuticals INC. 1 $17.95
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $15.61
Teva Pharmaceuticals USA, INC. 1 $15.43

By nature of payment

Food and Beverage
$244

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
66
Patients
0
Total drug cost
$1,067
Drug Type Claims Patients Total cost
Omeprazole Generic 41 0 $718
Pantoprazole Sodium Generic 25 0 $349

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalie Penn's medical specialty?
Dr. Natalie Penn practices Gastroenterology Physician in Williamsville, NY.
Where does Dr. Natalie Penn practice?
Dr. Natalie Penn practices at 60 Maple RD, Williamsville, NY 142212917. Office phone: 7166265250.
What is Dr. Natalie Penn's NPI?
Dr. Natalie Penn's National Provider Identifier (NPI) is 1588152706, issued by NPPES.
Does Dr. Natalie Penn accept Medicare assignment?
Yes. Dr. Natalie Penn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.