NPPES file of Aug 9, 2026

Tanja S. Boskov, MD

Family Medicine Physician · Elmhurst, IL

Tanja S. Boskov, MD is a family medicine physician with a practice address in Elmhurst, Illinois, and NPI 1811943632, issued on May 25, 2006. Check the license (Illinois 036093536, 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
1811943632
Name
Tanja S. Boskov
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036093536 IL
Self-reported in NPPES; status is on the state search
Practice location
172 Schiller St, Elmhurst, IL 60126
Phone
(331) 221-9001
Enumerated
May 25, 2006
Record last updated
May 4, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(331) 221-2305
Medicare enrollment
Enrolled (PECOS I20100619000149); 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 172 Schiller St

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

  1. John Benages, MDFamily Medicine Physician1679524722
  2. John Damergis, MDInternal Medicine Physician1750332896
  3. Jonathan Littman, MDFamily Medicine Physician1649221714
  4. Maelen Pantano, MDInternal Medicine Physician1023068152
  5. Ada Rahn, MDInternal Medicine Physician1154377059
  6. Kathryn Thomas, MDDermatology Physician1528019692

Verify Tanja S. Boskov 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 036093536
    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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43% more Medicare Part D claims than the average family medicine physician in 2024

5,060 Medicare Part D claims for 416 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 168 claims were for opioids.

  1. Tanja Boskov5,060
  2. Specialty average3,544

Most prescribed

  1. Metformin Hcl307 claims
  2. Atorvastatin Calcium302 claims
  3. Levothyroxine Sodium239 claims
  4. Amlodipine Besylate236 claims
  5. Lisinopril217 claims
  6. Rosuvastatin Calcium179 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 MIPS final score for 2023 (Medicare payment program): 91.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score82.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $72.32

4 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. Tanja Boskov$72.32
  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.

Bills Medicare through one group practice

  1. Endeavor Health Medical GroupElmhurst, IL

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

Tanja S. Boskov among 6,215 family medicine physician records in Illinois

Tanja S. Boskov, MD 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 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1989 · median 2006 among the 3,714 with a school on file
  • Record last updated2021 · 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).

22 family medicine physician records list a practice address in Elmhurst

They are 22 of the 1,540 NPPES records with a practice address in Elmhurst, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Asma Ayub, M.D.Elmhurst, IL 601261063413326
  2. Anita Balodis, MD AAFPElmhurst, IL 601261447394374
  3. John Benages, MDElmhurst, IL 601261679524722
  4. Lisa BermanElmhurst, IL 601261871752220
  5. Munira Koita, MDElmhurst, IL 601261568453272
  6. Jonathan Littman, MDElmhurst, IL 601261649221714
  7. Donald Lurye, MDElmhurst, IL 601261750458303
  8. Nathaniel Pae, MDElmhurst, IL 601261396796462

Common questions

What is Tanja S. Boskov, MD's NPI number?

Tanja S. Boskov, MD's National Provider Identifier (NPI) is 1811943632, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tanja S. Boskov, MD located?

The NPPES record lists a practice address at 172 Schiller St, Elmhurst, IL, 60126. Phone: (331) 221-9001. Providers update this record themselves, so call before visiting.

How can I verify Tanja S. Boskov, MD's license?

NPPES lists Illinois license number 036093536, 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 Tanja S. Boskov, MD prescribe under Medicare Part D?

In 2024, Tanja S. Boskov, MD had 5,060 Medicare Part D claims for 416 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Tanja S. Boskov, MD's MIPS final score?

The 2023 MIPS final score is 91.4 of 100. 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.