NPPES file of Aug 9, 2026

Mark R. Roberts, DO

Internal Medicine Physician · Stillwater, MN

Mark R. Roberts, DO is an internal medicine physician with a practice address in Stillwater, Minnesota, and NPI 1386740843, issued on Sep 15, 2006. Check the license (Minnesota 57061, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386740843
Name
Mark R. Roberts
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
57061 MN
43835 WI
Self-reported in NPPES; status is on the state search
Practice location
1500 Curve Crest Blvd W, Stillwater, MN 55082
Phone
(651) 439-1234
Enumerated
Sep 15, 2006
Record last updated
Nov 25, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicaid ID
43495500 WI
Medicare enrollment
Enrolled (PECOS I20131218001613); accepts Medicare assignment
Medical or professional school
Des Moines University Of Osteopathic Medicine And Health Sciences, 1998
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1500 Curve Crest Blvd W

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jessica Acker, FNP-CNurse Practitioner1124794425
  2. Beth Adams, MDFamily Medicine Physician1609852102
  3. Michael Adams, MDFamily Medicine Physician1629054481
  4. Kristi Albers, AU.D.Audiologist1588962161
  5. Kimberly Anderson-Uzpen, MDInternal Medicine Physician1235234113
  6. Joseph Ardolf, MDInternal Medicine Physician1144203118

Verify Mark R. Roberts in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 57061
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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4.2 times the Medicare Part D claims of the average internal medicine physician in 2024

13,311 Medicare Part D claims for 981 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 409 claims were for opioids.

  1. Mark Roberts13,311
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium849 claims
  2. Lisinopril536 claims
  3. Amlodipine Besylate514 claims
  4. Levothyroxine Sodium434 claims
  5. Omeprazole426 claims
  6. Losartan Potassium412 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 2 group practices

  1. Group Health Plan IncStillwater, MN
  2. Westfields Hospital IncNew Richmond, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark R. Roberts among 2,632 internal medicine physician records in Minnesota

Mark R. Roberts, DO 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
  • Graduated1998 · median 2008 among the 1,700 with a school on file
  • Record last updated2019 · 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).

22 internal medicine physician records list a practice address in Stillwater

They are 22 of the 979 NPPES records with a practice address in Stillwater, and 2,632 internal medicine physician records in Minnesota.

The 8 internal medicine physician records with the nearest ZIP codes

  1. April Abrahamson, MDStillwater, MN 550821679532246
  2. Kimberly Anderson-Uzpen, MDStillwater, MN 550821235234113
  3. Joseph Ardolf, MDStillwater, MN 550821144203118
  4. Charles Bransford, MDStillwater, MN 550821568448538
  5. Andrew Dorwart, MDStillwater, MN 550821174513659
  6. Wendy Heck, MDStillwater, MN 550821740263714
  7. Silvia Hugec, M.DStillwater, MN 550821932210994
  8. Lawrence Lorbiecki, MDStillwater, MN 550821437255932

Common questions

What is Mark R. Roberts, DO's NPI number?

Mark R. Roberts, DO's National Provider Identifier (NPI) is 1386740843, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark R. Roberts, DO located?

The NPPES record lists a practice address at 1500 Curve Crest Blvd W, Stillwater, MN, 55082. Phone: (651) 439-1234. Providers update this record themselves, so call before visiting.

How can I verify Mark R. Roberts, DO's license?

NPPES lists Minnesota license number 57061, 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 Mark R. Roberts, DO prescribe under Medicare Part D?

In 2024, Mark R. Roberts, DO had 13,311 Medicare Part D claims for 981 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.