NPPES file of Aug 9, 2026

Faith Robertha Thornton-Chatman, DO

Family Medicine Physician · Chicago, IL

Faith Robertha Thornton-Chatman, DO is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1104445857, issued on Apr 13, 2020. Check the license (Illinois 036163716, 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
1104445857
Name
Faith Robertha Thornton-Chatman
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036163716 IL
Self-reported in NPPES; status is on the state search
Practice location
10536 S Ewing Ave, Chicago, IL 60617
Phone
(708) 768-5000
Enumerated
Apr 13, 2020
Record last updated
Jul 21, 2026
Fax
(773) 816-5302
Medicaid ID
036163716 IL
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 10536 S Ewing Ave

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

  1. Ambar Cantu, FNP-BCFamily Nurse Practitioner1144829714
  2. Rosita Palomo-Alicea, FNP-CFamily Nurse Practitioner1073091690
  3. Ulises Perez, MSN, FNP-BCFamily Nurse Practitioner1861343733
  4. Tatiana Valdez, MSN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1225838444

Verify Faith Robertha Thornton-Chatman 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 036163716
    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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78% fewer Medicare Part D claims than the average family medicine physician in 2024

778 Medicare Part D claims for 91 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Faith Thornton-Chatman778
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate65 claims
  2. Atorvastatin Calcium56 claims
  3. Losartan Potassium30 claims
  4. Jardiance24 claims
  5. Pantoprazole Sodium22 claims
  6. Hydrochlorothiazide21 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.

Industry payments in 2024: $167.02

7 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. Faith Thornton-Chatman$167.02
  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.

Faith Robertha Thornton-Chatman among 6,215 family medicine physician records in Illinois

Faith Robertha Thornton-Chatman, DO 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 2020, is newer than 81% of them.

  • NPI issued2020 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2026 · 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).

1,593 family medicine physician records list a practice address in Chicago

They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Dominador Dayon, M. D.Chicago, IL 606171609989912
  2. Wanda Elliott-Pearson, MDChicago, IL 606171669538641
  3. Thomas Gavagan, MPHChicago, IL 606171558441808
  4. Rochelle Hawkins, MDChicago, IL 606171306899372
  5. Forrest Jones, M.D.Chicago, IL 606171598779233
  6. Estella Martinez, M.D.Chicago, IL 606171326173618
  7. Bhargavi Nettem, M.D.Chicago, IL 606171811098783
  8. Ashvin Shah, MDChicago, IL 606171477561744

Common questions

What is Faith Robertha Thornton-Chatman, DO's NPI number?

Faith Robertha Thornton-Chatman, DO's National Provider Identifier (NPI) is 1104445857, issued on Apr 13, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Faith Robertha Thornton-Chatman, DO located?

The NPPES record lists a practice address at 10536 S Ewing Ave, Chicago, IL, 60617. Phone: (708) 768-5000. Providers update this record themselves, so call before visiting.

How can I verify Faith Robertha Thornton-Chatman, DO's license?

NPPES lists Illinois license number 036163716, 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 Faith Robertha Thornton-Chatman, DO prescribe under Medicare Part D?

In 2024, Faith Robertha Thornton-Chatman, DO had 778 Medicare Part D claims for 91 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.