Theodore Adolph Groskreutz, MD
Family Medicine Physician · Chaska, MN
Theodore Adolph Groskreutz, MD is a family medicine physician with a practice address in Chaska, Minnesota, and NPI 1982703948, issued on Sep 22, 2006. Check the license (Minnesota 21831, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Theodore Adolph Groskreutz
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 21831 MN
Self-reported in NPPES; status is on the state search - Practice location
- 111 Hundertmark RD, Chaska, MN 55318
- Phone
- (952) 448-2050
- Enumerated
- Sep 22, 2006
- Record last updated
- Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080111000557); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1973
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,985 in Minnesota → Look up another NPI →
Also registered at 111 Hundertmark RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kerrie Allen, MDFamily Medicine Physician1225138134
- Julie Anderson, RDRegistered Dietitian1619618055
- Samantha BendzickPhysician Assistant1154777225
- Brooke Chaudhary, FNP-BC, FNP-CFamily Nurse Practitioner1760843536
- Gina Edison, NPNurse Practitioner1588763007
- Meghan Green, CPNP-PCPediatric Nurse Practitioner1043374259
Verify Theodore Adolph Groskreutz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 21831Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% more Medicare Part D claims than the average family medicine physician in 2024
5,673 Medicare Part D claims for 471 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 51 claims were for opioids.
Most prescribed
- Atorvastatin Calcium418 claims
- Lisinopril274 claims
- Simvastatin272 claims
- Amlodipine Besylate254 claims
- Omeprazole223 claims
- Rosuvastatin Calcium205 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.
Bills Medicare through one group practice
- Allina Health SystemAnnandale, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Theodore Adolph Groskreutz among 3,985 family medicine physician records in Minnesota
Theodore Adolph Groskreutz, MD is one of 3,985 family medicine physician records with a practice address in Minnesota. 74% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 42% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1973 · median 2006 among the 2,483 with a school on file
- Record last updated2020 · 63% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 family medicine physician records list a practice address in Chaska
They are 17 of the 397 NPPES records with a practice address in Chaska, and 3,985 family medicine physician records in Minnesota.
All 3,985 in Minnesota → Every provider in Chaska → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Patrick Adams, MDChaska, MN 553181528028263
- Kerrie Allen, MDChaska, MN 553181225138134
- Kurt Brattain, M.D.Chaska, MN 553181023195476
- Lucas Hammell, D.O.Chaska, MN 553181528252764
- William Hammes, MDChaska, MN 553181902907934
- David Haugland, M.D.Chaska, MN 553181043259773
- Bonita Hill, M.D.Chaska, MN 553181861561417
- Barbara Houts, MDChaska, MN 553181144321233
Common questions
What is Theodore Adolph Groskreutz, MD's NPI number?
Theodore Adolph Groskreutz, MD's National Provider Identifier (NPI) is 1982703948, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Theodore Adolph Groskreutz, MD located?
The NPPES record lists a practice address at 111 Hundertmark RD, Chaska, MN, 55318. Phone: (952) 448-2050. Providers update this record themselves, so call before visiting.
How can I verify Theodore Adolph Groskreutz, MD's license?
NPPES lists Minnesota license number 21831, 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 Theodore Adolph Groskreutz, MD prescribe under Medicare Part D?
In 2024, Theodore Adolph Groskreutz, MD had 5,673 Medicare Part D claims for 471 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.