David Michael Bosak, O.D.
Optometrist · Lansing, MI
David Michael Bosak, O.D. is an optometrist with a practice address in Lansing, Michigan, and NPI 1194988790, issued on Jul 3, 2008. Check the license (Michigan 4901004479, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David Michael Bosak
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 4901004479 MI
Self-reported in NPPES; status is on the state search - Practice location
- 6425 S Pennsylvania Ave, Lansing, MI 48911
- Phone
- (517) 393-2660
- Enumerated
- Jul 3, 2008
- Record last updated
- Jul 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (517) 393-1313
- Medicare enrollment
- Enrolled (PECOS I20081007000534); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 6425 S Pennsylvania Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adlene Ghabri, DCChiropractor1629388137
Verify David Michael Bosak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4901004479Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average optometrist in 2024
29 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Optometrist providers in Michigan
There are 1,963 optometrist records in Michigan.
Other optometrist records in Michigan
- Brooke Abbaya, ODTroy, MI1962062968
- Richard Abbott, O.D.Traverse City, MI1295721520
- Hussein AbdulameerAnn Arbor, MI1386340032
- Shaina AbrahamAnn Arbor, MI1649845389
- Suzanne Acanne, O.D.Detroit, MI1093804692
- Thomas Adamczak, O.D.Whitehall, MI1083614911
- Brittany Adams, O.D.Southfield, MI1659754505
- Daniel Adams, ODImlay City, MI1194861310
- James Adams, O.D.Portage, MI1336137397
- Shea Adams, ODGrosse Pointe, MI1710778691
Common questions
What is David Michael Bosak, O.D.'s NPI number?
David Michael Bosak, O.D.'s National Provider Identifier (NPI) is 1194988790, issued on Jul 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is David Michael Bosak, O.D. located?
The NPPES record lists a practice address at 6425 S Pennsylvania Ave, Lansing, MI, 48911. Phone: (517) 393-2660. Providers update this record themselves, so call before visiting.
How can I verify David Michael Bosak, O.D.'s license?
NPPES lists Michigan license number 4901004479, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does David Michael Bosak, O.D. prescribe under Medicare Part D?
In 2024, David Michael Bosak, O.D. had 29 Medicare Part D claims; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.