Perry S. Westerman, M.D.
Psychiatry Physician · Kalamazoo, MI
Perry S. Westerman, M.D. is a psychiatry physician with a practice address in Kalamazoo, Michigan, and NPI 1477512010, issued on Mar 22, 2006. Check the license (Michigan 4301075485, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Perry S. Westerman
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 4301075485 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1717 Shaffer St, Kalamazoo, MI 49048
- Phone
- (269) 337-6373
- Enumerated
- Mar 22, 2006
- Record last updated
- Jun 14, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (269) 337-6376
- Medicaid ID
- 4249664 MI
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,729 in Michigan → Look up another NPI →
Also registered at 1717 Shaffer St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Perry S. Westerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301075485Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average psychiatry physician in 2024
120 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Quetiapine Fumarate20 claims
- Sertraline Hcl15 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Perry S. Westerman among 1,729 psychiatry physician records in Michigan
Perry S. Westerman, M.D. is one of 1,729 psychiatry physician records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2012 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Michigan
There are 1,729 psychiatry physician records in Michigan.
All 1,729 in Michigan → Every provider in Kalamazoo → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Gretchen Barnas, M.D.Kalamazoo, MI 490481013124114
- David Dunstone, M.D.Kalamazoo, MI 490481164491742
- Iqbal Hussain, MDKalamazoo, MI 490481467655621
- Maritza Lagos-Saez, M.D.Kalamazoo, MI 490481124097555
- Ahsan Nazeer, M.D.Kalamazoo, MI 490481922131986
- Thomas Picard, M.D.Kalamazoo, MI 490481366401275
- Michael Redinger, MDKalamazoo, MI 490481154614014
- Suhail Sheikh, M.D.Kalamazoo, MI 490481194784660
Common questions
What is Perry S. Westerman, M.D.'s NPI number?
Perry S. Westerman, M.D.'s National Provider Identifier (NPI) is 1477512010, issued on Mar 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Perry S. Westerman, M.D. located?
The NPPES record lists a practice address at 1717 Shaffer St, Kalamazoo, MI, 49048. Phone: (269) 337-6373. Providers update this record themselves, so call before visiting.
How can I verify Perry S. Westerman, M.D.'s license?
NPPES lists Michigan license number 4301075485, 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 Perry S. Westerman, M.D. prescribe under Medicare Part D?
In 2024, Perry S. Westerman, M.D. had 120 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Perry S. Westerman, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.