Keith Andrew Casper, MD
Otolaryngology Physician · Ann Arbor, MI
Keith Andrew Casper, MD is an otolaryngology physician with a practice address in Ann Arbor, Michigan, and NPI 1932310224, issued on May 25, 2007. Check the license (Michigan 4301091474, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Keith Andrew Casper
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License numbers
- 4301091474 MI
35093032 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1500 E Medical Center Drive, Ann Arbor, MI 48109
- Phone
- (734) 936-8051
- Enumerated
- May 25, 2007
- Record last updated
- Jul 17, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicaid IDs
- 200954230 IN
2956556 OH
7100080700 KY - Medicare enrollment
- Enrolled (PECOS I20090115000062); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 307 in Michigan → Look up another NPI →
Also registered at 1500 E Medical Center Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Caleb Allred, MDStudent in an Organized Health Care Education/Training Program1982491122
Verify Keith Andrew Casper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301091474Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average otolaryngology physician in 2024
385 Medicare Part D claims for 133 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. 62 claims were for opioids.
Most prescribed
- Levothyroxine Sodium71 claims
- Pentoxifylline38 claims
- Nystatin31 claims
- Oxycodone Hcl26 claims
- Hydrocodone-Acetaminophen19 claims
- Calcitriol18 claims
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.
Bills Medicare through 2 group practices
- Metropolitan HospitalWyoming, MI
- Regents OF The University OF MichiganAnn Arbor, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith Andrew Casper among 307 otolaryngology physician records in Michigan
Keith Andrew Casper, MD is one of 307 otolaryngology physician records with a practice address in Michigan. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2003 · median 2006 among the 201 with a school on file
- Record last updated2015 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Michigan
There are 307 otolaryngology physician records in Michigan.
All 307 in Michigan → Every provider in Ann Arbor → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Shan Baker, MDAnn Arbor, MI 481091376630137
- Carol Bradford, MDAnn Arbor, MI 481091710074588
- David Brown, M.D.Ann Arbor, MI 481091639137110
- Douglas Chepeha, MDAnn Arbor, MI 481091346337110
- Karen Cooper, MDAnn Arbor, MI 481091518058825
- Susan Garetz, MDAnn Arbor, MI 481091073600243
- Katherine Heidenreich, MDAnn Arbor, MI 481091487746178
- Norman Hogikyan, MDAnn Arbor, MI 481091851488027
Common questions
What is Keith Andrew Casper, MD's NPI number?
Keith Andrew Casper, MD's National Provider Identifier (NPI) is 1932310224, issued on May 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Keith Andrew Casper, MD located?
The NPPES record lists a practice address at 1500 E Medical Center Drive, Ann Arbor, MI, 48109. Phone: (734) 936-8051. Providers update this record themselves, so call before visiting.
How can I verify Keith Andrew Casper, MD's license?
NPPES lists Michigan license number 4301091474, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Keith Andrew Casper, MD prescribe under Medicare Part D?
In 2024, Keith Andrew Casper, MD had 385 Medicare Part D claims for 133 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.