Martha Hartwig Ripon, MD
Internal Medicine Physician · Minneapolis, MN
Martha Hartwig Ripon, MD is an internal medicine physician with a practice address in Minneapolis, Minnesota, and NPI 1154384675, issued on Apr 7, 2006. Check the license (Minnesota 38200, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Martha Hartwig Ripon
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 38200 MN
Self-reported in NPPES; status is on the state search - Practice location
- 920 E 28TH St, Minneapolis, MN 55407
- Phone
- (612) 863-1893
- Enumerated
- Apr 7, 2006
- Record last updated
- Mar 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (612) 863-3809
- Medicaid ID
- 384715200 MN
- Medicare enrollment
- Enrolled (PECOS I20050913000375); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 920 E 28TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Charlene Boisjolie, RN MARegistered Nurse1548386733
- Robert Bowen, M.D.Pulmonary Disease Physician1043230394
- Craig Bowron, MDInternal Medicine Physician1558320283
- Brittany Bradley, PA-CPhysician Assistant1235410705
- Wilfred Corson, M.D.Pulmonary Disease Physician1598782393
Verify Martha Hartwig Ripon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 38200Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average internal medicine physician in 2024
3,917 Medicare Part D claims for 302 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 31 claims were for opioids.
Most prescribed
- Atorvastatin Calcium188 claims
- Gabapentin170 claims
- Levothyroxine Sodium139 claims
- Furosemide138 claims
- Eliquis116 claims
- Pantoprazole Sodium109 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): 83.5 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
- Allina Health SystemMinneapolis, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Martha Hartwig Ripon among 2,632 internal medicine physician records in Minnesota
Martha Hartwig Ripon, MD is one of 2,632 internal medicine physician records with a practice address in Minnesota. 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1994 · median 2008 among the 1,700 with a school on file
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
653 internal medicine physician records list a practice address in Minneapolis
They are 653 of the 22,918 NPPES records with a practice address in Minneapolis, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Minneapolis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Loren Bosmans, MDMinneapolis, MN 554071598742793
- Lisa Callies, MDMinneapolis, MN 554071568431138
- Jessica Carlson, MDMinneapolis, MN 554071558330852
- Laurel Drevlow, MDMinneapolis, MN 554071841269065
- Brian French, M.D.Minneapolis, MN 554071083688527
Common questions
What is Martha Hartwig Ripon, MD's NPI number?
Martha Hartwig Ripon, MD's National Provider Identifier (NPI) is 1154384675, issued on Apr 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Martha Hartwig Ripon, MD located?
The NPPES record lists a practice address at 920 E 28TH St, Minneapolis, MN, 55407. Phone: (612) 863-1893. Providers update this record themselves, so call before visiting.
How can I verify Martha Hartwig Ripon, MD's license?
NPPES lists Minnesota license number 38200, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martha Hartwig Ripon, MD prescribe under Medicare Part D?
In 2024, Martha Hartwig Ripon, MD had 3,917 Medicare Part D claims for 302 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Martha Hartwig Ripon, MD's MIPS final score?
The 2023 MIPS final score is 83.5 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.