Doctor profile · Federal record

Dr. David Bosak, O.D.

Optometrist (CMS: Optometry) · Lansing, MI

  • NPI 1194988790
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6425 S Pennsylvania Ave, Suite 16
Lansing, MI 489115975
(517) 393-2660
fax (517) 393-1313

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Michigan #4901004479

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194988790. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
119
Distinct HCPCS
4
Medicare allowed
$8,988
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 48 48 $35
92014 Established patient complete exam of visual system 43 42 $119
92134 Imaging of retina 17 17 $38
92004 New patient complete exam of visual system 11 11 $141

In context: peer comparison

Among 6 peers in this city , average services per provider: 52. This provider delivers 2.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. David Bosak's medical specialty?
Dr. David Bosak practices Optometrist in Lansing, MI.
Where does Dr. David Bosak practice?
Dr. David Bosak practices at 6425 S Pennsylvania Ave, Lansing, MI 489115975. Office phone: 5173932660.
What is Dr. David Bosak's NPI?
Dr. David Bosak's National Provider Identifier (NPI) is 1194988790, issued by NPPES.
Does Dr. David Bosak accept Medicare assignment?
Yes. Dr. David Bosak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Bosak commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.