NPPES file of Aug 9, 2026

Kelly Mae Atassi, D.O.

Sports Medicine (Physical Medicine & Rehabilitation) Physician · Chicago, IL

Kelly Mae Atassi, D.O. is a sports medicine (physical medicine & rehabilitation) physician with a practice address in Chicago, Illinois, and NPI 1871026856, issued on Apr 6, 2017. Check the license (Illinois 036157061, 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
1871026856
Name
Kelly Mae Atassi
Credential
D.O.
Primary taxonomy
Sports Medicine (Physical Medicine & Rehabilitation) Physician 2081S0010X
License numbers
036157061 IL
125.071616 IL
Self-reported in NPPES; status is on the state search
Practice location
737 N Michigan Ave Ste 960, Chicago, IL 60611
Phone
(312) 416-4363
Enumerated
Apr 6, 2017
Record last updated
Jul 1, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 737 N Michigan Ave Ste 960

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

  1. Robin Fintel, M.D.Gastroenterology Physician1023083250

Verify Kelly Mae Atassi 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 036157061
    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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75% fewer Medicare Part D claims than the average sports medicine (physical medicine & rehabilitation) physician in 2024

103 Medicare Part D claims for 31 beneficiaries, against an average of 406 among the 410 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 31 claims were for opioids.

  1. Kelly Atassi103
  2. Specialty average406

Most prescribed

  1. Celecoxib15 claims
  2. Tramadol Hcl14 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.

Kelly Mae Atassi among 44 sports medicine (physical medicine & rehabilitation) physician records in Illinois

Kelly Mae Atassi, D.O. is one of 44 sports medicine (physical medicine & rehabilitation) physician records with a practice address in Illinois. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 66% of them.

  • NPI issued2017 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2022 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2081S0010X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Physical Medicine & Rehabilitation) Physician providers in Illinois

There are 44 sports medicine (physical medicine & rehabilitation) physician records in Illinois.

The 8 sports medicine (physical medicine & rehabilitation) physician records with the nearest ZIP codes

  1. Cheri Blauwet, MDChicago, IL 606111871721258
  2. Samuel Chu, M.D.Chicago, IL 606111538450770
  3. Matthew Druckenbrod, MDChicago, IL 606111770221186
  4. Meredith Ehn, DOChicago, IL 606111447223656
  5. Crystal Graff, MDChicago, IL 606111477180842
  6. Alexandria HaselhorstChicago, IL 606111194103036
  7. Prakash Jayabalan, M.D., PHDChicago, IL 606111457648073
  8. Maria Reese, MDChicago, IL 606111952545717

Common questions

What is Kelly Mae Atassi, D.O.'s NPI number?

Kelly Mae Atassi, D.O.'s National Provider Identifier (NPI) is 1871026856, issued on Apr 6, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Kelly Mae Atassi, D.O. located?

The NPPES record lists a practice address at 737 N Michigan Ave Ste 960, Chicago, IL, 60611. Phone: (312) 416-4363. Providers update this record themselves, so call before visiting.

How can I verify Kelly Mae Atassi, D.O.'s license?

NPPES lists Illinois license number 036157061, 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 Kelly Mae Atassi, D.O. prescribe under Medicare Part D?

In 2024, Kelly Mae Atassi, D.O. had 103 Medicare Part D claims for 31 beneficiaries; the average among sports medicine (physical medicine & rehabilitation) physician prescribers was 406. 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.