NPPES file of Aug 9, 2026

Mahmoud Mohmmed Okash, MD

General Practice Physician · Chicago, IL

Mahmoud Mohmmed Okash, MD is a general practice physician with a practice address in Chicago, Illinois, and NPI 1194129692, issued on Oct 14, 2014. Check the license (Illinois 036150916, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1194129692
Name
Mahmoud Mohmmed Okash
Credential
MD
Primary taxonomy
General Practice Physician 208D00000X
License number
036150916 IL
Self-reported in NPPES; status is on the state search
Practice location
5841 S Maryland Ave # MC5040, Chicago, IL 60637
Phone
(773) 702-1000
Enumerated
Oct 14, 2014
Record last updated
Apr 13, 2023
Medicare enrollment
Enrolled (PECOS I20200325000842); may accept 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 5841 S Maryland Ave # MC5040

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

  1. Favin Babu, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1912327008
  2. Caitlin Burke, M.D.Surgery Physician1376800540
  3. Randa JaberFamily Nurse Practitioner1598631731
  4. Colleen Labuhn, APNFamily Nurse Practitioner1831666429
  5. Atsushi Nemoto, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1891214250
  6. Gianluca Torregrossa, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1447617568

Verify Mahmoud Mohmmed Okash in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036150916
    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 Illinois 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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83% fewer Medicare Part D claims than the average general practice physician in 2024

521 Medicare Part D claims for 181 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.

  1. Mahmoud Okash521
  2. Specialty average3,030

Most prescribed

  1. Atorvastatin Calcium29 claims
  2. Amlodipine Besylate28 claims
  3. Santyl25 claims
  4. Metoprolol Succinate22 claims
  5. Losartan Potassium21 claims
  6. Furosemide18 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): 74.2 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 score64.7
  2. Costout of 100 · 30%25.9
  3. Promoting interoperabilityout of 100 · 25%88.0
  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: $398.27

3 payments; by number, the most common kind was travel and lodging; the largest payer was Spineart USA Inc. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mahmoud Okash$398.27
  2. Specialty average$1,273.40

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Nova Medico SCPark Ridge, IL
  2. Radial Health SCRiverwoods, IL
  3. Vulnera Medicus IncWheaton, IL

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

Mahmoud Mohmmed Okash among 291 general practice physician records in Illinois

Mahmoud Mohmmed Okash, MD is one of 291 general practice physician records with a practice address in Illinois. 42% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 77% of them.

  • NPI issued2014 · 77% of these records are older, 22% newer
  • In a Medicare fileYes · 42% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated2009 · median 1998 among the 52 with a school on file
  • Record last updated2023 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

General Practice Physician providers in Illinois

There are 291 general practice physician records in Illinois.

The 8 general practice physician records with the nearest ZIP codes

  1. Juan Camacho MojicaChicago, IL 606371508445354
  2. Abrahan Lara-Pacheco, MDChicago, IL 606371639799109
  3. Syed Saaduddin, M.D.Chicago, IL 606371316986920
  4. Stephanie Socias, MDChicago, IL 606371548821416
  5. Hemlata Rana, M.D.Chicago, IL 606381619908282
  6. Bessie Dominguez, M.D.Chicago, IL 606391073627634
  7. Hedelita Montenegro-Yaneza, MDChicago, IL 606391508924614
  8. Howard Martin, MD PHDChicago, IL 606401386702777

Common questions

What is Mahmoud Mohmmed Okash, MD's NPI number?

Mahmoud Mohmmed Okash, MD's National Provider Identifier (NPI) is 1194129692, issued on Oct 14, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Mahmoud Mohmmed Okash, MD located?

The NPPES record lists a practice address at 5841 S Maryland Ave # MC5040, Chicago, IL, 60637. Phone: (773) 702-1000. Providers update this record themselves, so call before visiting.

How can I verify Mahmoud Mohmmed Okash, MD's license?

NPPES lists Illinois license number 036150916, as entered by the provider. 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 Mahmoud Mohmmed Okash, MD prescribe under Medicare Part D?

In 2024, Mahmoud Mohmmed Okash, MD had 521 Medicare Part D claims for 181 beneficiaries; the average among general practice physician prescribers was 3,030. Part D covers Medicare prescriptions only.

What is Mahmoud Mohmmed Okash, MD's MIPS final score?

The 2023 MIPS final score is 74.2 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.