Doctor profile · Federal record

Dr. John Allen, D.O.

Family Medicine Physician (CMS: Internal Medicine) · Mentor, OH

  • NPI 1215514815
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9500 Mentor Avenue, Suite 100
Mentor, OH 440608702
(440) 898-1021
Additional location
27100 Chardon RD
Richmond Heights, OH 441431116
(440) 585-6500
Mailing address
9500 Mentor Ave Ste 100
Mentor, OH 440608702

Credentials & registration

NPPES · NUCC
NPI registered
March 2021 — 5 yrs on file
Profile last updated
July 10, 2024
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Ohio #34.017207
Medicaid
OH #0445696

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215514815. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$930
Transactions
29
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 10 $389.15
Exact Sciences Corporation 3 $151.89
Phathom Pharmaceuticals, Inc. 3 $144.45
Lilly USA, LLC 3 $60.51
GlaxoSmithKline, LLC. 3 $50.03
Amgen Inc. 2 $31.59
PFIZER INC. 1 $23.81
Xeris Pharmaceuticals, Inc. 1 $21.86
Astellas Pharma US Inc 1 $21.00
Otsuka America Pharmaceutical, Inc. 1 $19.99
Azurity Pharmaceuticals, Inc. 1 $16.20

By nature of payment

Food and Beverage
$930

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
45
Patients
0
Total drug cost
$384
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 22 0 $44
Atorvastatin Calcium Generic 12 0 $245
Lisinopril Generic 11 0 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. John Allen's medical specialty?
Dr. John Allen practices Family Medicine Physician in Mentor, OH.
Where does Dr. John Allen practice?
Dr. John Allen practices at 9500 Mentor Avenue, Mentor, OH 440608702. Office phone: 4408981021.
What is Dr. John Allen's NPI?
Dr. John Allen's National Provider Identifier (NPI) is 1215514815, issued by NPPES.
Does Dr. John Allen accept Medicare assignment?
Yes. Dr. John Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.