Mohtasham Muhammed Mohiuddin, M.D.
Internal Medicine Physician · Chicago, IL
Mohtasham Muhammed Mohiuddin, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1518166461, issued on Jul 12, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Mohtasham Muhammed Mohiuddin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 4301091423 MI
244888 NY
Self-reported in NPPES; status is on the state search - Practice location
- 6224 S Ashland Ave, Chicago, IL 60636
- Phone
- (718) 440-1826
- Enumerated
- Jul 12, 2007
- Record last updated
- Mar 7, 2023
- Medicaid ID
- 036-126845 IL
- Medicare enrollment
- Enrolled (PECOS I20110315000239); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 6224 S Ashland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ananta Pandit, M.DInternal Medicine Physician1073826327
Verify Mohtasham Muhammed Mohiuddin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
215 Medicare Part D claims for 50 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Levothyroxine Sodium17 claims
- Furosemide15 claims
- Metoprolol Succinate14 claims
- Donepezil Hcl12 claims
- Oxybutynin Chloride12 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): 80.8 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
- Mount Sinai Community FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mohtasham Muhammed Mohiuddin among 7,238 internal medicine physician records in Illinois
Mohtasham Muhammed Mohiuddin, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 39% of them.
- NPI issued2007 · 39% of these records are older, 55% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2000 · median 2003 among the 3,580 with a school on file
- Record last updated2023 · 47% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ramesh Kharwadkar, M.D.Chicago, IL 606361972685071
- Ananta Pandit, M.DChicago, IL 606361073826327
- Jennifer AngelesChicago, IL 606371114945276
- Sameer Badlani, MDChicago, IL 606371699795302
- Hatim HassanChicago, IL 606371417970385
- Keiki Hinami, M.D.Chicago, IL 606371437136785
- David Liebovitz, MDChicago, IL 606371972564748
- Thomas Mason, M.D.Chicago, IL 606371730114505
Common questions
What is Mohtasham Muhammed Mohiuddin, M.D.'s NPI number?
Mohtasham Muhammed Mohiuddin, M.D.'s National Provider Identifier (NPI) is 1518166461, issued on Jul 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mohtasham Muhammed Mohiuddin, M.D. located?
The NPPES record lists a practice address at 6224 S Ashland Ave, Chicago, IL, 60636. Phone: (718) 440-1826. Providers update this record themselves, so call before visiting.
How can I verify Mohtasham Muhammed Mohiuddin, M.D.'s license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mohtasham Muhammed Mohiuddin, M.D. prescribe under Medicare Part D?
In 2024, Mohtasham Muhammed Mohiuddin, M.D. had 215 Medicare Part D claims for 50 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mohtasham Muhammed Mohiuddin, M.D.'s MIPS final score?
The 2023 MIPS final score is 80.8 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.