NPPES file of Aug 9, 2026

Iryna Serembytsky, M.D.

Family Medicine Physician · Riverside, IL

Iryna Serembytsky, M.D. is a family medicine physician with a practice address in Riverside, Illinois, and NPI 1134415979, issued on Jun 20, 2011. Check the license (Illinois 036136127, 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
1134415979
Name
Iryna Serembytsky
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
036136127 IL
125.059087 IL
Self-reported in NPPES; status is on the state search
Practice location
366 E Burlington St, Riverside, IL 60546
Phone
(708) 442-7174
Enumerated
Jun 20, 2011
Record last updated
Apr 13, 2023
Medicare enrollment
Enrolled (PECOS I20140927000319); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Iryna Serembytsky 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 036136127
    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

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11% fewer Medicare Part D claims than the average family medicine physician in 2024

3,165 Medicare Part D claims for 140 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 167 claims were for opioids.

  1. Iryna Serembytsky3,165
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium143 claims
  2. Gabapentin108 claims
  3. Losartan Potassium98 claims
  4. Metoprolol Succinate98 claims
  5. Amlodipine Besylate93 claims
  6. Hydrocodone-Acetaminophen91 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: $595.21

32 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Iryna Serembytsky$595.21
  2. Specialty average$902.55

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

Iryna Serembytsky among 6,215 family medicine physician records in Illinois

Iryna Serembytsky, M.D. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 59% of them.

  • NPI issued2011 · 59% of these records are older, 39% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1998 · median 2006 among the 3,714 with a school on file
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 family medicine physician records list a practice address in Riverside

They are 4 of the 150 NPPES records with a practice address in Riverside, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Sabrina Fanapour, DONorth Riverside, IL 605461386965051
  2. Kori Feldman, M.D.Riverside, IL 605461912192493
  3. Donald Miezio, M.D.Riverside, IL 605461124171244
  4. Luis Osorio, M.D.North Riverside, IL 605461568457455
  5. Edward Tong, MDRiverside, IL 605461154326007
  6. Daniel Vittum, MDNorth Riverside, IL 605461164518320
  7. Huma Alam, M.D.Plano, IL 605451639362544
  8. Mukhtar Nandra, MDPlano, IL 605451942373931

Common questions

What is Iryna Serembytsky, M.D.'s NPI number?

Iryna Serembytsky, M.D.'s National Provider Identifier (NPI) is 1134415979, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Iryna Serembytsky, M.D. located?

The NPPES record lists a practice address at 366 E Burlington St, Riverside, IL, 60546. Phone: (708) 442-7174. Providers update this record themselves, so call before visiting.

How can I verify Iryna Serembytsky, M.D.'s license?

NPPES lists Illinois license number 036136127, 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 Iryna Serembytsky, M.D. prescribe under Medicare Part D?

In 2024, Iryna Serembytsky, M.D. had 3,165 Medicare Part D claims for 140 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.