Joseph Mark Klosterman, D.O.
Emergency Medicine Physician · Trenton, MI
Joseph Mark Klosterman, D.O. is an emergency medicine physician with a practice address in Trenton, Michigan, and NPI 1467748194, issued on Jun 21, 2011. Check the license (Michigan 5101019360, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Joseph Mark Klosterman
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 5101019360 MI
Self-reported in NPPES; status is on the state search - Practice location
- 5450 Fort St, Trenton, MI 48183
- Phone
- (734) 671-3800
- Enumerated
- Jun 21, 2011
- Record last updated
- Jun 21, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20131028000713); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2011
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,083 in Michigan → Look up another NPI →
Also registered at 5450 Fort St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sydney Abass, MDEmergency Medicine Physician1306504253
- Ahmad Abdul Ali, DOSurgery Physician1700307808
- Kristi AbelaEmergency Medicine Physician1619807252
- Dania Abuhalima, M.D.Internal Medicine Physician1407775141
- Kais AbuzaitounEmergency Medicine Physician1235027731
Verify Joseph Mark Klosterman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101019360Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average emergency medicine physician in 2024
92 Medicare Part D claims for 68 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Cephalexin17 claims
- Hydrocodone-Acetaminophen11 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.
Industry payments in 2024: $26.39
1 payment: food and beverage; the largest payer was Pfizer Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Epmg OF Michigan PCLivonia, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Mark Klosterman among 3,083 emergency medicine physician records in Michigan
Joseph Mark Klosterman, D.O. is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 45% of them.
- NPI issued2011 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2011 · median 2013 among the 1,931 with a school on file
- Record last updated2011 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 emergency medicine physician records list a practice address in Trenton
They are 65 of the 495 NPPES records with a practice address in Trenton, and 3,083 emergency medicine physician records in Michigan.
All 3,083 in Michigan → Every provider in Trenton → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Melanie Aaberg, DOTrenton, MI 481831801093968
- Aaron Alper, D.O.Trenton, MI 481831740407402
- Arash Armin, D.O.Trenton, MI 481831275511180
- Charles Carino, DOTrenton, MI 481831033366513
- Branden Christodoulos, DOTrenton, MI 481831760685713
- Jeffrey Couturier, DOTrenton, MI 481831417982588
- Michael Dargay, D.O.Trenton, MI 481831245218734
- Esli Gollapalli, DOTrenton, MI 481831083813653
Common questions
What is Joseph Mark Klosterman, D.O.'s NPI number?
Joseph Mark Klosterman, D.O.'s National Provider Identifier (NPI) is 1467748194, issued on Jun 21, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Mark Klosterman, D.O. located?
The NPPES record lists a practice address at 5450 Fort St, Trenton, MI, 48183. Phone: (734) 671-3800. Providers update this record themselves, so call before visiting.
How can I verify Joseph Mark Klosterman, D.O.'s license?
NPPES lists Michigan license number 5101019360, 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 Joseph Mark Klosterman, D.O. prescribe under Medicare Part D?
In 2024, Joseph Mark Klosterman, D.O. had 92 Medicare Part D claims for 68 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.