NPPES file of Aug 9, 2026

Owais Yasin, MD

Internal Medicine Physician · Elgin, IL

Owais Yasin, MD is an internal medicine physician with a practice address in Elgin, Illinois, and NPI 1487150389, issued on Apr 1, 2018. Check the license (Illinois 036.156156, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487150389
Name
Owais Yasin
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036.156156 IL
125.073403 IL
Self-reported in NPPES; status is on the state search
Practice location
1425 N Randall RD # 2-1200, Elgin, IL 60123
Phone
(815) 761-4635
Enumerated
Apr 1, 2018
Record last updated
Dec 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210930002097); 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 1425 N Randall RD # 2-1200

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

  1. Puja Jadav, MDInternal Medicine Physician1952832115
  2. Justin Macmillan, DOInternal Medicine Physician1467080994
  3. Piotr Michaliszyn, MDInternal Medicine Physician1093177024
  4. Srilatha Mulamalla, M.D.Internal Medicine Physician1962814988
  5. Nino Nemsadze, MDInternal Medicine Physician1144888041
  6. Brian O'ByrneInternal Medicine Physician1760923056

Verify Owais Yasin 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 036.156156
    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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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

250 Medicare Part D claims for 116 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 23 claims were for opioids.

  1. Owais Yasin250
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium26 claims
  2. Prednisone18 claims
  3. Hydrocodone-Acetaminophen17 claims
  4. Nifedipine Er12 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.

Industry payments in 2024: $291.07

4 payments; by number, the most common kind was food and beverage; the largest payer was Esperion Therapeutics, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Owais Yasin$291.07
  2. Specialty average$1,303.06

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. Advocate Health And Hospitals CorporationElgin, IL

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

Owais Yasin among 7,238 internal medicine physician records in Illinois

Owais Yasin, MD 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 2018, is newer than 66% of them.

  • NPI issued2018 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2014 · median 2003 among the 3,580 with a school on file
  • Record last updated2021 · 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).

62 internal medicine physician records list a practice address in Elgin

They are 62 of the 2,268 NPPES records with a practice address in Elgin, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Richard Baley, M.D.Elgin, IL 601231184693327
  2. Jawed Ehsan, MDElgin, IL 601231114901501
  3. John Fiedler, M.D.Elgin, IL 601231487623716
  4. Dennis Flynn, M.D.Elgin, IL 601231295704435
  5. Jeffrey Garb, M.D.Elgin, IL 601231023063237
  6. Anandita Gephart, M.D.Elgin, IL 601231790709343
  7. Michael Hernandez, M.D.Elgin, IL 601231972501096
  8. Ronald Hirsch, M.D.Elgin, IL 601231467450585

Common questions

What is Owais Yasin, MD's NPI number?

Owais Yasin, MD's National Provider Identifier (NPI) is 1487150389, issued on Apr 1, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Owais Yasin, MD located?

The NPPES record lists a practice address at 1425 N Randall RD # 2-1200, Elgin, IL, 60123. Phone: (815) 761-4635. Providers update this record themselves, so call before visiting.

How can I verify Owais Yasin, MD's license?

NPPES lists Illinois license number 036.156156, 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 Owais Yasin, MD prescribe under Medicare Part D?

In 2024, Owais Yasin, MD had 250 Medicare Part D claims for 116 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.