NPPES file of Aug 9, 2026

Mohamed Altattan, M.D.

Rheumatology Physician · Royal Oak, MI

Mohamed Altattan, M.D. is a rheumatology physician with a practice address in Royal Oak, Michigan, and NPI 1477932093, issued on May 28, 2015. Check the license (Michigan 4301508147, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477932093
Name
Mohamed Altattan
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
4301508147 MI
35134136 OH
Self-reported in NPPES; status is on the state search
Practice location
30701 Woodward Ave Ste 314S, Royal Oak, MI 48073
Phone
(248) 955-9229
Enumerated
May 28, 2015
Record last updated
Feb 25, 2026
Fax
(248) 955-9228
Medicaid IDs
1477932093 MI
0302440 OH
Medicare enrollment
Enrolled (PECOS I20230821002632); accepts Medicare assignment
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 30701 Woodward Ave Ste 314S

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

  1. Joseph Skender, M.D.Rheumatology Physician1255420766

Verify Mohamed Altattan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301508147
    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 Michigan license search

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23% more Medicare Part D claims than the average rheumatology physician in 2024

2,442 Medicare Part D claims for 465 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 203 claims were for opioids.

  1. Mohamed Altattan2,442
  2. Specialty average1,978

Most prescribed

  1. Prednisone639 claims
  2. Hydroxychloroquine Sulfate285 claims
  3. Methotrexate257 claims
  4. Hydrocodone-Acetaminophen88 claims
  5. Tramadol Hcl79 claims
  6. Leflunomide65 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): 62.9 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.

  1. Qualityout of 100 · 30% of the final score66.9
  2. Costout of 100 · 30%20.4
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $4,282.98

180 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. 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.

  1. Mohamed Altattan$4,282.98
  2. Specialty average$8,538.33

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

  1. American Arthritis And Rheumatology Associates -MI PLLCRoyal Oak, MI

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

Rheumatology Physician providers in Michigan

There are 226 rheumatology physician records in Michigan.

Other rheumatology physician records in Michigan

  1. Nada Abdulaziz, M.D.Ann Arbor, MI1295098630
  2. Ayat Abyad, MDDetroit, MI1235712332
  3. Brandon Ahlgren, MDDetroit, MI1700415874
  4. Khashayar AhmadmehrabiAnn Arbor, MI1083174577
  5. Temitope Ajayi, M.DDetroit, MI1851919112
  6. Fadi Ajine, MDKalamazoo, MI1275533986
  7. Imad Alazem, M.D.Dearborn, MI1265402630
  8. Nasam AlfrajiSaint Joseph, MI1124589254
  9. Ali Ali, MDTaylor, MI1629574504
  10. Azza Ali, MDDetroit, MI1356517361

Common questions

What is Mohamed Altattan, M.D.'s NPI number?

Mohamed Altattan, M.D.'s National Provider Identifier (NPI) is 1477932093, issued on May 28, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Mohamed Altattan, M.D. located?

The NPPES record lists a practice address at 30701 Woodward Ave Ste 314S, Royal Oak, MI, 48073. Phone: (248) 955-9229. Providers update this record themselves, so call before visiting.

How can I verify Mohamed Altattan, M.D.'s license?

NPPES lists Michigan license number 4301508147, 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 Mohamed Altattan, M.D. prescribe under Medicare Part D?

In 2024, Mohamed Altattan, M.D. had 2,442 Medicare Part D claims for 465 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

What is Mohamed Altattan, M.D.'s MIPS final score?

The 2023 MIPS final score is 62.9 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.