Mark Roger Freiberg, M.D.
Critical Care Medicine (Internal Medicine) Physician · Saint Paul, MN
Mark Roger Freiberg, M.D. is a critical care medicine (internal medicine) physician with a practice address in Saint Paul, Minnesota, and NPI 1770536450, issued on May 17, 2006. Check the license (Minnesota 32862, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Mark Roger Freiberg
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 32862 MN
Self-reported in NPPES; status is on the state search - Practice location
- 255 Smith Ave N, Saint Paul, MN 55102
- Phone
- (651) 726-6200
- Enumerated
- May 17, 2006
- Record last updated
- Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (651) 726-6201
- Medicaid ID
- 192598900 MN
- Medicare enrollment
- Enrolled (PECOS I20040226000304); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1987
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 115 in Minnesota → Look up another NPI →
Also registered at 255 Smith Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Roger Freiberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 32862Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
178 Medicare Part D claims for 43 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 63% of claims.
Most prescribed
- Trelegy Ellipta37 claims
- Breo Ellipta21 claims
- Albuterol Sulfate Hfa17 claims
- Prednisone16 claims
- Montelukast Sodium11 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 SystemAnnandale, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Roger Freiberg among 115 critical care medicine (internal medicine) physician records in Minnesota
Mark Roger Freiberg, M.D. is one of 115 critical care medicine (internal medicine) physician records with a practice address in Minnesota. 87% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 71% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1987 · median 2008 among the 86 with a school on file
- Record last updated2020 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Minnesota
There are 115 critical care medicine (internal medicine) physician records in Minnesota.
All 115 in Minnesota → Every provider in Saint Paul → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- David Bonham, MDSaint Paul, MN 551021366492837
- Joshua Cohen, D.O.Saint Paul, MN 551021356542211
- Joseph Lasnier, M.D.Saint Paul, MN 551021255384913
- Theodore McMenomy, MDSaint Paul, MN 551021811036809
- James Quaday, M.D.Saint Paul, MN 551021588618508
- Adam Wolfe, MD, MPHSaint Paul, MN 551021093209108
- Sara Erickson, MDSt Paul, MN 551011902903693
- John Marini, MDSt Paul, MN 551011306810361
Common questions
What is Mark Roger Freiberg, M.D.'s NPI number?
Mark Roger Freiberg, M.D.'s National Provider Identifier (NPI) is 1770536450, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Roger Freiberg, M.D. located?
The NPPES record lists a practice address at 255 Smith Ave N, Saint Paul, MN, 55102. Phone: (651) 726-6200. Providers update this record themselves, so call before visiting.
How can I verify Mark Roger Freiberg, M.D.'s license?
NPPES lists Minnesota license number 32862, 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 Roger Freiberg, M.D. prescribe under Medicare Part D?
In 2024, Mark Roger Freiberg, M.D. had 178 Medicare Part D claims for 43 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Mark Roger Freiberg, M.D.'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.