NPPES file of Aug 9, 2026

Colby Baker, M.D.

Critical Care Medicine (Internal Medicine) Physician · Palos Heights, IL

Colby Baker, M.D. is a critical care medicine (internal medicine) physician with a practice address in Palos Heights, Illinois, and NPI 1245693845, issued on Mar 31, 2016. Check the license (Illinois 036.149166, 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
1245693845
Name
Colby Baker
Credential
M.D.
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
036.149166 IL
Self-reported in NPPES; status is on the state search
Practice location
12255 S 80TH Ave Ste 204, Palos Heights, IL 60463
Phone
(708) 923-3388
Enumerated
Mar 31, 2016
Record last updated
Jul 15, 2022
Medicare enrollment
Enrolled (PECOS I20220722002414); accepts Medicare assignment
Medical or professional school
New York Medical College, 2016
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 12255 S 80TH Ave Ste 204

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

  1. Cody Cholewa, APN, CNPNurse Practitioner1336534692
  2. Emily Coello, PA-CPhysician Assistant1649728874
  3. Chirag Dholakia, M.D.Surgery Physician1972667624
  4. Bridget Dine, PA-CPhysician Assistant1356224570
  5. Kathryn Gooding, APRN, CNPNurse Practitioner1073030938
  6. Andrea Guzman, PA-CPhysician Assistant1467214726

Verify Colby Baker 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 036.149166
    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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91% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024

65 Medicare Part D claims for 26 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.

  1. Colby Baker65
  2. Specialty average696

Most prescribed

  1. Trelegy Ellipta12 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): 94.1 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 score82.6
  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).

Bills Medicare through one group practice

  1. Central Dupage Physician GroupPalos Heights, IL

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

Critical Care Medicine (Internal Medicine) Physician providers in Illinois

There are 281 critical care medicine (internal medicine) physician records in Illinois.

Other critical care medicine (internal medicine) physician records in Illinois

  1. Hanni AbdinSpringfield, IL1619264504
  2. Faisal Abdulameer, M.B.CH.BChampaign, IL1205286432
  3. Hussain Aboud, M.D.Chicago, IL1902046246
  4. Foster Adams, D.O.Chicago, IL1376938977
  5. Nimit Aggarwal, M.D.Palos Heights, IL1811951411
  6. Omar Ahmed, M.D.Chicago, IL1639312556
  7. Mohammed Al Faiyumi, M.D.Palos Heights, IL1063612687
  8. Mohamad Al-Massalkhi, M.D.Orland Park, IL1457300857
  9. Fadi Aldaas, M.DChicago Ridge, IL1417245499
  10. Dinas Aleksonis, MDChicago Ridge, IL1255505608

Common questions

What is Colby Baker, M.D.'s NPI number?

Colby Baker, M.D.'s National Provider Identifier (NPI) is 1245693845, issued on Mar 31, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Colby Baker, M.D. located?

The NPPES record lists a practice address at 12255 S 80TH Ave Ste 204, Palos Heights, IL, 60463. Phone: (708) 923-3388. Providers update this record themselves, so call before visiting.

How can I verify Colby Baker, M.D.'s license?

NPPES lists Illinois license number 036.149166, 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 Colby Baker, M.D. prescribe under Medicare Part D?

In 2024, Colby Baker, M.D. had 65 Medicare Part D claims for 26 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.

What is Colby Baker, M.D.'s MIPS final score?

The 2023 MIPS final score is 94.1 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.