Mark H. Greenberg, MD
Rheumatology Physician · Saint Joseph, MI
Mark H. Greenberg, MD is a rheumatology physician with a practice address in Saint Joseph, Michigan, and NPI 1992757405, issued on May 16, 2006. Check the license (Michigan EMC0007457, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Mark H. Greenberg
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- EMC0007457 MI
39092 SC
Self-reported in NPPES; status is on the state search - Practice location
- 3950 Hollywood RD Ste 288, Saint Joseph, MI 49085
- Phone
- (269) 408-0990
- Enumerated
- May 16, 2006
- Record last updated
- Oct 7, 2025
- Fax
- (269) 408-1602
- Medicaid ID
- 390927 SC
- Medicare enrollment
- Enrolled (PECOS I20250925001362); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 226 in Michigan → Look up another NPI →
Also registered at 3950 Hollywood RD Ste 288
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nasam AlfrajiRheumatology Physician1124589254
- Eseosa Edo-Osagie, M.DRheumatology Physician1871944215
- Harman Fervaha, M.D.Rheumatology Physician1255719696
- Amanda Morris, DOEndocrinology, Diabetes & Metabolism Physician1730479270
Verify Mark H. Greenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license EMC0007457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,011 Medicare Part D claims for 224 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Prednisone161 claims
- Hydroxychloroquine Sulfate134 claims
- Methotrexate102 claims
- Leflunomide78 claims
- Methylprednisolone46 claims
- Humira(Cf) Pen40 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): 99.3 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).
Industry payments in 2024: $20.16
1 payment: food and beverage; the largest payer was Celgene Corporation. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Lakeland Medical PracticesSaint Joseph, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark H. Greenberg among 226 rheumatology physician records in Michigan
Mark H. Greenberg, MD is one of 226 rheumatology physician records with a practice address in Michigan. 80% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 49% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1978 · median 2003 among the 156 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Michigan
There are 226 rheumatology physician records in Michigan.
All 226 in Michigan → Every provider in Saint Joseph → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Nasam AlfrajiSaint Joseph, MI 490851124589254
- Eseosa Edo-Osagie, M.DSaint Joseph, MI 490851871944215
- Harman Fervaha, M.D.Saint Joseph, MI 490851255719696
- Richard Swanson, M.D.Saint Joseph, MI 490851982623435
- Hirenkumar PatelMarshall, MI 490681689847428
- Andrew Daugavietis, MDKalamazoo, MI 490481952342867
- James TabornKalamazoo, MI 490481356434963
- Robert Shurmur, D.O.Battle Creek, MI 490171477622264
Common questions
What is Mark H. Greenberg, MD's NPI number?
Mark H. Greenberg, MD's National Provider Identifier (NPI) is 1992757405, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark H. Greenberg, MD located?
The NPPES record lists a practice address at 3950 Hollywood RD Ste 288, Saint Joseph, MI, 49085. Phone: (269) 408-0990. Providers update this record themselves, so call before visiting.
How can I verify Mark H. Greenberg, MD's license?
NPPES lists Michigan license number EMC0007457, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark H. Greenberg, MD prescribe under Medicare Part D?
In 2024, Mark H. Greenberg, MD had 1,011 Medicare Part D claims for 224 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Mark H. Greenberg, MD's MIPS final score?
The 2023 MIPS final score is 99.3 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.