Kirsten M. Johantgen, MD
Obstetrics & Gynecology Physician · Portage, MI
Kirsten M. Johantgen, MD is an obstetrics & gynecology physician with a practice address in Portage, Michigan, and NPI 1285736371, issued on Sep 1, 2006. Check the license (Michigan 4301054491, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Kirsten M. Johantgen
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 4301054491 MI
Self-reported in NPPES; status is on the state search - Practice location
- 7895 Currier Dr, Portage, MI 49002
- Phone
- (269) 321-7080
- Enumerated
- Sep 1, 2006
- Record last updated
- Dec 8, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090511000177); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 1989
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,776 in Michigan → Look up another NPI →
Also registered at 7895 Currier Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angel AugustusBehavior Technician1760318018
- Sayuz Bade ShresthaBehavior Technician1871465559
- Chloe BeattyBehavior Technician1063302065
- Allie Bierling, BCBA, LBABehavior Analyst1700340262
- James BlakleyBehavior Technician1841173721
- Claire BlauerBehavior Technician1588495485
Verify Kirsten M. Johantgen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301054491Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
99 Medicare Part D claims for 41 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol36 claims
- Alendronate Sodium11 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): 74.2 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).
Bills Medicare through one group practice
- Ascension Medical Group PromedPortage, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kirsten M. Johantgen among 1,776 obstetrics & gynecology physician records in Michigan
Kirsten M. Johantgen, MD 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 57% 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 updated2015 · 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 Portage → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- George Bruzza, MDPortage, MI 490021831133966
- Amber Nash-Guilford, D.O.Portage, MI 490021538459813
- Scott PieresonPortage, MI 490021518075829
- Janice Werbinski, MDPortage, MI 490021942249925
- Paul Berkowitz, MDKalamazoo, MI 490071013996255
- John Cooley, MDKalamazoo, MI 490071871561233
- Gregory Feldmeier, M.D.Kalamazoo, MI 490071497736755
- Tom Garling, M.D.Kalamazoo, MI 490071780665257
Common questions
What is Kirsten M. Johantgen, MD's NPI number?
Kirsten M. Johantgen, MD's National Provider Identifier (NPI) is 1285736371, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kirsten M. Johantgen, MD located?
The NPPES record lists a practice address at 7895 Currier Dr, Portage, MI, 49002. Phone: (269) 321-7080. Providers update this record themselves, so call before visiting.
How can I verify Kirsten M. Johantgen, MD's license?
NPPES lists Michigan license number 4301054491, 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 Kirsten M. Johantgen, MD prescribe under Medicare Part D?
In 2024, Kirsten M. Johantgen, MD had 99 Medicare Part D claims for 41 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Kirsten M. Johantgen, MD's MIPS final score?
The 2023 MIPS final score is 74.2 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.