NPPES file of Aug 9, 2026

Tenisha Shawan McCaskill, M.D

Internal Medicine Physician · Chicago Heights, IL

Tenisha Shawan McCaskill, M.D is an internal medicine physician with a practice address in Chicago Heights, Illinois, and NPI 1659729663, issued on May 31, 2016. Check the license (Illinois 036.150486, 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
1659729663
Name
Tenisha Shawan McCaskill
Credential
M.D
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
036.150486 IL
Self-reported in NPPES; status is on the state search
Practice location
1401 Western Ave, Chicago Heights, IL 60411
Phone
(708) 292-7000
Enumerated
May 31, 2016
Record last updated
Oct 21, 2025
Medicare enrollment
Enrolled (PECOS I20190830000304); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 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.
Download card Updates feed

Also registered at 1401 Western Ave

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

  1. Matthew Kloiber, PHARMDPharmacist1982981445
  2. Camisha MartinClinical Social Worker1083357685
  3. Rosie SandersPharmacist1306121975
  4. Janee Ware, M.D.Family Medicine Physician1952692816

Verify Tenisha Shawan McCaskill 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 036.150486
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.4 times the Medicare Part D claims of the average internal medicine physician in 2024

7,523 Medicare Part D claims for 891 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 59 claims were for opioids.

  1. Tenisha McCaskill7,523
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium784 claims
  2. Amlodipine Besylate420 claims
  3. Losartan Potassium329 claims
  4. Albuterol Sulfate Hfa303 claims
  5. Gabapentin263 claims
  6. Metoprolol Succinate240 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.

Bills Medicare through 2 group practices

  1. Advocate Health And Hospitals CorporationChicago, IL
  2. Oak Street Health Physicians Group PCChicago, IL

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

Tenisha Shawan McCaskill among 7,238 internal medicine physician records in Illinois

Tenisha Shawan McCaskill, M.D is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 63% of them.

  • NPI issued2016 · 63% of these records are older, 36% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2016 · median 2003 among the 3,580 with a school on file
  • Record last updated2025 · 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 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 internal medicine physician records list a practice address in Chicago Heights

They are 7 of the 346 NPPES records with a practice address in Chicago Heights, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Isaac Kirstein, DOChicago Heights, IL 604111114988425
  2. Charlotte Mitchell, M.D.Chicago Heights, IL 604111508831918
  3. Ghanshyam Patel, M.D.Chicago Hts, IL 604111942241120
  4. Sanjay Penmetcha, M.D.Chicago Heights, IL 604111568489185
  5. Fatma Ramadan, M.D.Chicago Heights, IL 604111164548848
  6. Fatima Sultan, M.D.Chicago Hts, IL 604111275570194
  7. Subhash Waikar, MDChicago Heights, IL 604111154347045
  8. Clifton Ward, MDChicago Heights, IL 604111871797258

Common questions

What is Tenisha Shawan McCaskill, M.D's NPI number?

Tenisha Shawan McCaskill, M.D's National Provider Identifier (NPI) is 1659729663, issued on May 31, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Tenisha Shawan McCaskill, M.D located?

The NPPES record lists a practice address at 1401 Western Ave, Chicago Heights, IL, 60411. Phone: (708) 292-7000. Providers update this record themselves, so call before visiting.

How can I verify Tenisha Shawan McCaskill, M.D's license?

NPPES lists Illinois license number 036.150486, 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 Tenisha Shawan McCaskill, M.D prescribe under Medicare Part D?

In 2024, Tenisha Shawan McCaskill, M.D had 7,523 Medicare Part D claims for 891 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.