Thomas J. Groeger, MD
Family Medicine Physician · Deadwood, SD
Thomas J. Groeger, MD is a family medicine physician with a practice address in Deadwood, South Dakota, and NPI 1942203419, issued on May 27, 2005. Check the license (South Dakota 2775, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Thomas J. Groeger
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 2775 SD
Self-reported in NPPES; status is on the state search - Practice location
- 71 Charles St, Deadwood, SD 57732
- Phone
- (605) 717-6431
- Enumerated
- May 27, 2005
- Record last updated
- Feb 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (605) 719-6471
- Entity
- Type 1 · individual
Also registered at 71 Charles St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erin Adkins, MSW, CSW-PIP, QMHPClinical Social Worker1598484792
- Kimberly AmmermanPharmacist1356066054
- Diane Anderson, RN CDEDiabetes Educator Registered Nurse1154324614
- Jocelyn Bergh, PAPhysician Assistant1972121945
- Lee Cordell, PHARM.D.Pharmacist1891121356
- Mackenzi Gatzke, PA-CPhysician Assistant1356818900
Verify Thomas J. Groeger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 2775Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average family medicine physician in 2024
3,844 Medicare Part D claims for 247 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 154 claims were for opioids.
Most prescribed
- Atorvastatin Calcium199 claims
- Losartan Potassium161 claims
- Lisinopril156 claims
- Levothyroxine Sodium135 claims
- Omeprazole117 claims
- Metformin Hcl107 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 MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
5 family medicine physician records list a practice address in Deadwood
They are 5 of the 44 NPPES records with a practice address in Deadwood, and 601 family medicine physician records in South Dakota.
All 5 in Deadwood → All 601 in South Dakota → Every provider in Deadwood →
Other family medicine physician records in South Dakota
- Adeem Abdulwahab, M.DSioux Falls, SD1720432073
- Gordon Abernathie, D.O.Rapid City, SD1053316174
- Kyle Adams, D.O.Rapid City, SD1881009496
- Mary Ahlers, DOBrookings, SD1609301365
- Alese Allerdings, M.D.De Smet, SD1285926261
- Jay Allison, MDSioux Falls, SD1235195041
- E. Amundson, MDSioux Falls, SD1144220914
- Sylvia Anderson, MDFaulkton, SD1790891844
- Wayne Anderson, MDSpearfish, SD1902834914
- Roberto Anel, MDSioux Falls, SD1841411444
Common questions
What is Thomas J. Groeger, MD's NPI number?
Thomas J. Groeger, MD's National Provider Identifier (NPI) is 1942203419, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Thomas J. Groeger, MD located?
The NPPES record lists a practice address at 71 Charles St, Deadwood, SD, 57732. Phone: (605) 717-6431. Providers update this record themselves, so call before visiting.
How can I verify Thomas J. Groeger, MD's license?
NPPES lists South Dakota license number 2775, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas J. Groeger, MD prescribe under Medicare Part D?
In 2024, Thomas J. Groeger, MD had 3,844 Medicare Part D claims for 247 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Thomas J. Groeger, MD's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. 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.