Doctor profile · Federal record

Dr. Mark Bernthal, OD

Optometrist (CMS: Optometry) · St Clair Shores, MI

  • NPI 1811991391
  • Accepts Medicare
  • MIPS 75.7 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21711 Greater Mack Ave
St Clair Shores, MI 480802418
(586) 774-0393

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
June 11, 2008
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Michigan #4901002685

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811991391. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
81
Distinct HCPCS
1
Medicare allowed
$10,334
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 81 81 $128

In context: peer comparison

Among 1 peers in this city , average services per provider: 81. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$44
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Oyster Point Pharma, Inc. 2 $44.47

By nature of payment

Food and Beverage
$44

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$12,349
Drug Type Claims Patients Total cost
Restasis (Cyclosporine) Brand 12 0 $12,349

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Bernthal's medical specialty?
Dr. Mark Bernthal practices Optometrist in St Clair Shores, MI.
Where does Dr. Mark Bernthal practice?
Dr. Mark Bernthal practices at 21711 Greater Mack Ave, St Clair Shores, MI 480802418. Office phone: 5867740393.
What is Dr. Mark Bernthal's NPI?
Dr. Mark Bernthal's National Provider Identifier (NPI) is 1811991391, issued by NPPES.
Does Dr. Mark Bernthal accept Medicare assignment?
Yes. Dr. Mark Bernthal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Bernthal commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.