NPPES file of Aug 9, 2026

Steve C. Christos, D.O.

Emergency Medicine Physician · Chicago, IL

Steve C. Christos, D.O. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1902891237, issued on Sep 13, 2005. Check the license (Illinois 036096346, 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
1902891237
Name
Steve C. Christos
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
036096346 IL
02006853A IN
Self-reported in NPPES; status is on the state search
Practice location
7435 W Talcott Ave, Chicago, IL 60631
Phone
(773) 774-8000
Enumerated
Sep 13, 2005
Record last updated
Jul 15, 2022
Medicare enrollment
Enrolled (PECOS I20051011000378); accepts Medicare assignment
Medical or professional school
Chicago College Of Osteopathy, 1995
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 7435 W Talcott Ave

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

  1. Logan Abel, MDEmergency Medicine Physician1447900592
  2. Rachel Abrams, M.D.Emergency Medicine Physician1659786317
  3. Eva Adams, P.T.Physical Therapist1265780753
  4. Jennifer AdamsStudent in an Organized Health Care Education/Training Program1710681473
  5. John Affinito, MDFamily Medicine Physician1316930191
  6. Omar Ahmed, DOEmergency Medicine Physician1043896947

Verify Steve C. Christos 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 036096346
    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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60% fewer Medicare Part D claims than the average emergency medicine physician in 2024

91 Medicare Part D claims for 74 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Steve Christos91
  2. Specialty average226

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 practice group's MIPS final score for 2023 (Medicare payment program): 89.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score70.5
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $49.57

2 payments; by number, the most common kind was food and beverage; the largest payer was Csl Behring. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steve Christos$49.57
  2. Specialty average$953.79

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. Cepamerica Illinois LLPChicago, IL

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

Steve C. Christos among 3,291 emergency medicine physician records in Illinois

Steve C. Christos, D.O. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated1995 · median 2012 among the 1,867 with a school on file
  • Record last updated2022 · 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 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,310 emergency medicine physician records list a practice address in Chicago

They are 1,310 of the 63,379 NPPES records with a practice address in Chicago, and 3,291 emergency medicine physician records in Illinois.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Stephen Bozek, M.D.Chicago, IL 606311841285103
  2. Shu Chan, M.D.Chicago, IL 606311790770014
  3. Darien Cohen, M.D.Chicago, IL 606311366437626
  4. James Harlan, M.D.Chicago, IL 606311619126372
  5. Linda Herman, M.D.Chicago, IL 606311619957776
  6. Matthew Jordan, M.D.Chicago, IL 606311952302101
  7. Robert Marshall, MDChicago, IL 606311316031396
  8. Susan Nedza, M.D.Chicago, IL 606311275536419

Common questions

What is Steve C. Christos, D.O.'s NPI number?

Steve C. Christos, D.O.'s National Provider Identifier (NPI) is 1902891237, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Steve C. Christos, D.O. located?

The NPPES record lists a practice address at 7435 W Talcott Ave, Chicago, IL, 60631. Phone: (773) 774-8000. Providers update this record themselves, so call before visiting.

How can I verify Steve C. Christos, D.O.'s license?

NPPES lists Illinois license number 036096346, 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 Steve C. Christos, D.O. prescribe under Medicare Part D?

In 2024, Steve C. Christos, D.O. had 91 Medicare Part D claims for 74 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Steve C. Christos, D.O.'s MIPS final score?

The 2023 MIPS final score is 89.6 of 100, reported for the practice group. 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.