NPPES file of Aug 9, 2026

Marian K. Shaker, MD

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

Marian K. Shaker, MD is a student in an organized health care education/training program with a practice address in Chicago, Illinois, and NPI 1457974818, issued on May 20, 2020. Check the license (Illinois 036174203, as entered in NPPES) 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
1457974818
Name
Marian K. Shaker
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
036174203 IL
Self-reported in NPPES; status is on the state search
Practice location
1740 W Taylor St, Chicago, IL 60612
Phone
(866) 600-2273
Enumerated
May 20, 2020
Record last updated
Jul 30, 2026
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 1740 W Taylor St

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

  1. Francisco AbancoCertified Registered Nurse Anesthetist1255844288
  2. Leena Abbas, MDStudent in an Organized Health Care Education/Training Program1679376594
  3. Herand AbcarianColon & Rectal Surgery Physician1881792372
  4. Ivy AbrahamHematology & Oncology Physician1497172845
  5. Rohit Abraham, MD, MPH, MATPsychiatry Physician1013478932
  6. Ereni Abuaita, DOInternal Medicine Physician1013710961

Verify Marian K. Shaker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 036174203
    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
Find the Illinois license search

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13% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

161 Medicare Part D claims for 29 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Marian Shaker161
  2. Specialty average185

Most prescribed

  1. Topiramate28 claims
  2. Lamotrigine15 claims
  3. Gabapentin13 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.

Marian K. Shaker among 6,526 student in an organized health care education/training program records in Illinois

Marian K. Shaker, MD 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 updated2026 · 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 Marian K. Shaker, MD's NPI number?

Marian K. Shaker, MD's National Provider Identifier (NPI) is 1457974818, issued on May 20, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Marian K. Shaker, MD located?

The NPPES record lists a practice address at 1740 W Taylor St, Chicago, IL, 60612. Phone: (866) 600-2273. Providers update this record themselves, so call before visiting.

How can I verify Marian K. Shaker, MD's license?

NPPES lists Illinois license number 036174203, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Marian K. Shaker, MD prescribe under Medicare Part D?

In 2024, Marian K. Shaker, MD had 161 Medicare Part D claims for 29 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.