Chris O. Costas, M.D.
Infectious Disease Physician · Chicago, IL
Chris O. Costas, M.D. is an infectious disease physician with a practice address in Chicago, Illinois, and NPI 1992732630, issued on Jun 27, 2006. Check the license (Illinois 036067703, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Chris O. Costas
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- 036067703 IL
03666073 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6500 N Clark St, Chicago, IL 60626
- Phone
- (847) 866-6338
- Enumerated
- Jun 27, 2006
- Record last updated
- Feb 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (847) 491-1392
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 464 in Illinois → Look up another NPI →
Also registered at 6500 N Clark St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erika Bielenstein, LCPCProfessional Counselor1114585767
- Corinne Blum, M.D.Family Medicine Physician1699791400
- Eric Christoff, M.D.Internal Medicine Physician1245287317
- Javon Garcia, LSWSocial Worker1942963632
- Patrick Gibbons, D.O.Family Medicine Physician1619282233
- Magda Houlberg, M.D.Internal Medicine Physician1497925861
Verify Chris O. Costas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036067703Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average infectious disease physician in 2024
334 Medicare Part D claims for 65 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.
Most prescribed
- Combivent Respimat16 claims
- Descovy16 claims
- Gabapentin15 claims
- Atorvastatin Calcium13 claims
- Spironolactone13 claims
- Biktarvy12 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.
Chris O. Costas among 464 infectious disease physician records in Illinois
Chris O. Costas, M.D. is one of 464 infectious disease physician records with a practice address in Illinois. 79% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Illinois
There are 464 infectious disease physician records in Illinois.
All 464 in Illinois → Every provider in Chicago → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Oluwadamilola Adeyemi, MDChicago, IL 606251376700955
- Rodolfo Choussal-Gonzalez, MDChicago, IL 606251689945792
- Stephen Grohmann, M.D.Chicago, IL 606251033163191
- Steve Kalish, M.D.Chicago, IL 606251649265448
- Sara Keiler, MDChicago, IL 606251578618286
- Keith Macdonell, M.D.Chicago, IL 606251649482670
- Nina Patel, DOChicago, IL 606251215223581
- Tinuola Adeyanju, M.D.Chicago, IL 606291063413755
Common questions
What is Chris O. Costas, M.D.'s NPI number?
Chris O. Costas, M.D.'s National Provider Identifier (NPI) is 1992732630, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chris O. Costas, M.D. located?
The NPPES record lists a practice address at 6500 N Clark St, Chicago, IL, 60626. Phone: (847) 866-6338. Providers update this record themselves, so call before visiting.
How can I verify Chris O. Costas, M.D.'s license?
NPPES lists Illinois license number 036067703, 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 Chris O. Costas, M.D. prescribe under Medicare Part D?
In 2024, Chris O. Costas, M.D. had 334 Medicare Part D claims for 65 beneficiaries; the average among infectious disease physician prescribers was 689. 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.