Katharina L. Hahn, MD
Family Medicine Physician · Stevens Point, WI
Katharina L. Hahn, MD is a family medicine physician with a practice address in Stevens Point, Wisconsin, and NPI 1841345667, issued on Jan 24, 2007. Check the license (Wisconsin 43345, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Katharina L. Hahn
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 43345 WI
Self-reported in NPPES; status is on the state search - Practice location
- 5409 Vern Holmes Dr, Stevens Point, WI 54482
- Phone
- (715) 344-1600
- Enumerated
- Jan 24, 2007
- Record last updated
- Dec 11, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 34113300 WI
- Medicare enrollment
- Enrolled (PECOS I20040219000429); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 5409 Vern Holmes Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jolyne Check-Ostrowski, APNPPediatric Nurse Practitioner1750725339
- Kristin Erickson, PA-CPhysician Assistant1659864940
- Robyn Gilbertson, M.D.Family Medicine Physician1407148349
- Nicole Grimm, NPFamily Nurse Practitioner1104199843
- Bruce Homa, MDFamily Medicine Physician1790852721
Verify Katharina L. Hahn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 43345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average family medicine physician in 2024
8,683 Medicare Part D claims for 661 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 51 claims were for opioids.
Most prescribed
- Levothyroxine Sodium572 claims
- Atorvastatin Calcium531 claims
- Rosuvastatin Calcium478 claims
- Amlodipine Besylate422 claims
- Lisinopril411 claims
- Omeprazole330 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): 84.6 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: $23.74
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 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 2 group practices
- Aspirus Medical Group, Inc.Weston, WI
- Aspirus Rhinelander And Tomahawk Hospitals And Clinics, Inc.Stevens Point, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katharina L. Hahn among 3,765 family medicine physician records in Wisconsin
Katharina L. Hahn, MD is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% 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 54% of them.
- NPI issued2007 · 54% of these records are older, 41% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1990 · median 2007 among the 2,347 with a school on file
- Record last updated2012 · 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 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 family medicine physician records list a practice address in Stevens Point
They are 21 of the 771 NPPES records with a practice address in Stevens Point, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Stevens Point → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Robyn Gilbertson, M.D.Stevens Point, WI 544821407148349
- David Holz, MDStevens Point, WI 544821447341094
- Bruce Homa, MDStevens Point, WI 544821790852721
- Dominee Manzon, MDStevens Point, WI 544821568610376
- Alfred Neuhoff, MDStevens Point, WI 544821700951639
- Oscar Padilla, MDStevens Point, WI 544821326365206
- Ryan Andrews, MDStevens Point, WI 544811578613774
- Orlando Francisco, MDStevens Point, WI 544811063677862
Common questions
What is Katharina L. Hahn, MD's NPI number?
Katharina L. Hahn, MD's National Provider Identifier (NPI) is 1841345667, issued on Jan 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katharina L. Hahn, MD located?
The NPPES record lists a practice address at 5409 Vern Holmes Dr, Stevens Point, WI, 54482. Phone: (715) 344-1600. Providers update this record themselves, so call before visiting.
How can I verify Katharina L. Hahn, MD's license?
NPPES lists Wisconsin license number 43345, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katharina L. Hahn, MD prescribe under Medicare Part D?
In 2024, Katharina L. Hahn, MD had 8,683 Medicare Part D claims for 661 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Katharina L. Hahn, MD's MIPS final score?
The 2023 MIPS final score is 84.6 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.