Joseph L. Riethman, M.D.
Obstetrics & Gynecology Physician · Kalamazoo, MI
Joseph L. Riethman, M.D. is an obstetrics & gynecology physician with a practice address in Kalamazoo, Michigan, and NPI 1477548725, issued on Sep 13, 2005. Check the license (Michigan JR060879, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Joseph L. Riethman
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- JR060879 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2854 S 11TH St, Kalamazoo, MI 49009
- Phone
- (269) 345-6197
- Enumerated
- Sep 13, 2005
- Record last updated
- Feb 1, 2022
- Fax
- (269) 345-9734
- Medicaid IDs
- 2938982 MI
2971673 MI - Medicare enrollment
- Enrolled (PECOS I20050907000158); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Homeopathic Medicine, 1989
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,776 in Michigan → Look up another NPI →
Also registered at 2854 S 11TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Amaya, CNMAdvanced Practice Midwife1881105385
- Mackenzie Arnold, WHNP, CNP, APNWomen's Health Nurse Practitioner1700367489
- Wendy Bauer, M.D.Obstetrics & Gynecology Physician1164417416
- Christiana Dewys, PA-CPhysician Assistant1225515349
- Marcia Johnson, M.D.Obstetrics & Gynecology Physician1881689149
- Jessica Konal, MDObstetrics & Gynecology Physician1992296495
Verify Joseph L. Riethman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license JR060879Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
102 Medicare Part D claims for 37 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Estradiol24 claims
- Premarin20 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): 75 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).
Industry payments in 2024: $58.27
3 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
One hospital affiliation
- Bronson Methodist HospitalKalamazoo, MI · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Joseph L. Riethman among 1,776 obstetrics & gynecology physician records in Michigan
Joseph L. Riethman, M.D. is one of 1,776 obstetrics & gynecology physician records with a practice address in Michigan. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1989 · median 2007 among the 1,003 with a school on file
- Record last updated2022 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Michigan
There are 1,776 obstetrics & gynecology physician records in Michigan.
All 1,776 in Michigan → Every provider in Kalamazoo → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Wendy Bauer, M.D.Kalamazoo, MI 490091164417416
- Marcia Johnson, M.D.Kalamazoo, MI 490091881689149
- Jessica Konal, MDKalamazoo, MI 490091992296495
- Carter Lomax, M.D.Kalamazoo, MI 490091851386197
- Pamela Parker, M.D.Kalamazoo, MI 490091740234616
- Lauren StokesKalamazoo, MI 490091205497146
- Carly Davis, M.D.Kalamazoo, MI 490081417116062
- Zylkia Rodriguez, MDKalamazoo, MI 490081841270402
Common questions
What is Joseph L. Riethman, M.D.'s NPI number?
Joseph L. Riethman, M.D.'s National Provider Identifier (NPI) is 1477548725, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Joseph L. Riethman, M.D. located?
The NPPES record lists a practice address at 2854 S 11TH St, Kalamazoo, MI, 49009. Phone: (269) 345-6197. Providers update this record themselves, so call before visiting.
How can I verify Joseph L. Riethman, M.D.'s license?
NPPES lists Michigan license number JR060879, 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 L. Riethman, M.D. prescribe under Medicare Part D?
In 2024, Joseph L. Riethman, M.D. had 102 Medicare Part D claims for 37 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Joseph L. Riethman, M.D.'s MIPS final score?
The 2023 MIPS final score is 75 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.