NPPES file of Aug 9, 2026

Taine Ramirez Diaz, M.D.

Student in an Organized Health Care Education/Training Program · Chicago, IL

Taine Ramirez Diaz, M.D. is a student in an organized health care education/training program with a practice address in Chicago, Illinois, and NPI 1548881709, issued on Apr 29, 2020. Check the license with the Illinois board that licenses this profession; 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
1548881709
Name
Taine Ramirez Diaz
Credential
M.D.
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
808 S Wood St Ste 888, Chicago, IL 60612
Phone
(312) 996-6732
Enumerated
Apr 29, 2020
Record last updated
Aug 13, 2023
Fax
(312) 413-1657
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 808 S Wood St Ste 888

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

  1. Asbah Rahman, MDStudent in an Organized Health Care Education/Training Program1306584669

Verify Taine Ramirez Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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
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78% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

40 Medicare Part D claims for 13 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.

  1. Taine Ramirez Diaz40
  2. Specialty average185

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.

Taine Ramirez Diaz among 6,526 student in an organized health care education/training program records in Illinois

Taine Ramirez Diaz, M.D. is one of 6,526 student in an organized health care education/training program records with a practice address in Illinois. 19% 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 17% of them.

  • NPI issued2020 · 17% of these records are older, 80% newer
  • In a Medicare fileYes · 19% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2023 · 22% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3,509 student in an organized health care education/training program records list a practice address in Chicago

They are 3,509 of the 63,379 NPPES records with a practice address in Chicago, and 6,526 student in an organized health care education/training program records in Illinois.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Mani Batchu, D.O.Chicago, IL 606121619180544
  2. Alicia Chang Cojulun, MDChicago, IL 606121063605335
  3. Peter Chien, M.D.Chicago, IL 606121780884106
  4. Christa Favot, D.D.S.Chicago, IL 606121073711941
  5. Leonid FefermanChicago, IL 606121922210483
  6. Renu GuptaChicago, IL 606121598955452
  7. Christopher Heery, M.D.Chicago, IL 606121801001920
  8. Kimberly Ingalls, M.D.Chicago, IL 606121124249107

Common questions

What is Taine Ramirez Diaz, M.D.'s NPI number?

Taine Ramirez Diaz, M.D.'s National Provider Identifier (NPI) is 1548881709, issued on Apr 29, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Taine Ramirez Diaz, M.D. located?

The NPPES record lists a practice address at 808 S Wood St Ste 888, Chicago, IL, 60612. Phone: (312) 996-6732. Providers update this record themselves, so call before visiting.

How can I verify Taine Ramirez Diaz, M.D.'s license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Taine Ramirez Diaz, M.D. prescribe under Medicare Part D?

In 2024, Taine Ramirez Diaz, M.D. had 40 Medicare Part D claims for 13 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.