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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

HEMI THAKER MD
NPI 1316575632
Surgery - Surgical Oncology in Chicago, IL

Active since March 31, 2020PECOS Enrolled
200 W SUPERIOR ST STE 300, CHICAGO, IL 60654(773) 327-6800(773) 327-6877 Get Directions Write a Review

NPPES record last updated: November 4, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 4, 2026, Aug 8, 2025, Mar 31, 2020 (3 updates tracked since 2020).

About Hemi Thaker Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HEMI THAKER MD (NPI 1316575632) is an individual surgical oncology provider in Chicago, Illinois, licensed in Illinois (A201024) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and is a graduate of University Of Maryland School Of Medicine (2020).

NPPES Registry Identity

NPI1316575632
Entity TypeIndividualFemale
Primary Taxonomy2086X0206X
Provider Legal NameHEMI THAKERCredential: MD
Location Address200 W SUPERIOR ST STE 300Chicago, IL 60654-5563
Mailing Address200 W Superior St Ste 300Chicago, IL 60654-5563 · (773) 327-6800 · Fax (773) 327-6877
Phone(773) 327-6800
Fax(773) 327-6877
Sole ProprietorNo
Medical School CMSUniversity Of Maryland School Of MedicineGraduated 2020
Enumeration DateMarch 31, 2020
Last NPPES UpdateNovember 4, 20263 updates tracked since enumeration
NPPES CertifiedNovember 4, 2026
✔ NPI 1316575632 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Surgical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2086X0206X
License✔ Licensed in IL · A201024
Definition
A surgical oncologist is a well-qualified surgeon who has obtained additional training and experience in the multidisciplinary approach to the prevention, diagnosis, treatment, and rehabilitation of cancer patients, and devotes a major portion of his or her professional practice to these activities and cancer research.
Also ListedSurgeryTaxonomy 208600000X · License A201024 (IL)
200 W SUPERIOR ST STE 300, Chicago, IL 60654
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Hemi Thaker Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6901220672
PECOS Enrollment IDI20250630003066
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Hemi Thaker reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of California San Francisco
1,861 mi
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
NPI 1346329380 (415) 353-2161
Ucsf Medical Group Business Services
1,861 mi
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group
NPI 1477624104 (415) 353-2808
Ucsf Dept Of Surgery
1,861 mi
Surgery
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 761 clinicians in this Medicare group
NPI 1477627537 (415) 353-2161

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60654 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$183.39 typical visit price
range $60.08 – $183.39
Typical copayment $45.84 (range $15.02 – $45.84)
Most-billed visit code 99205
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NICOLAS PATRICK CASSATA MD
Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
RUSSELL HERBERG
Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
MICHAEL H. SIMPSON M.D.
Family Medicine (Obesity Medicine)
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
DR. FRANCISCO ANTONIO QUINTEROS M.D.
Colon & Rectal Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
DR. RAMI E LUTFI MD
Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
MR. ANDRES ELEAZAR GIOVANNETTI MD
Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
CHICAGO INSTITUTE OF ADVANCED SURGERY
Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (773) 327-6800
SAEED AREFANIAN MD
Surgery
200 W SUPERIOR ST STE 300
CHICAGO, IL 60654
Cook County (733) 276-8007

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Hemi Thaker's NPI number?

The NPI number for Hemi Thaker is 1316575632. It was assigned to this individual provider in the NPPES registry on March 31, 2020.

Where is Hemi Thaker located?

Hemi Thaker practices at 200 W Superior St Ste 300, Chicago, IL 60654. The listed phone number is (773) 327-6800.

What is Hemi Thaker's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.

Is Hemi Thaker enrolled in Medicare?

Yes. Hemi Thaker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Hemi Thaker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hemi Thaker reassigns Medicare benefits to 3 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Ucsf Dept Of Surgery (San Francisco, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Hemi Thaker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Hemi Thaker was last updated on November 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.