Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MICHAEL SETH WEINFELD DO
NPI 1902435183
Internal Medicine - Hematology & Oncology in Chicago, IL

Q: What is Michael Weinfeld's NPI number?

The NPI number for Michael Weinfeld is 1902435183. It was assigned to this individual provider in the NPPES registry on April 8, 2020.

Q: What is Michael Weinfeld's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Michael Weinfeld was last updated on July 20, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 08, 2020PECOS Enrolled

1740 W TAYLOR ST, CHICAGO, IL 60612(866) 600-2273 Get Directions Write a Review

NPPES record last updated: July 20, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 20, 2026, Apr 8, 2020 (2 updates tracked since 2020).

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About Michael Seth Weinfeld Do NPPES

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

MICHAEL SETH WEINFELD DO (NPI 1902435183) is an individual hematology & oncology provider in Chicago, Illinois, licensed in Illinois (036.177864) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902435183

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameMICHAEL SETH WEINFELDCredential: DO

Location Address1740 W TAYLOR STChicago, IL 60612-7232

Mailing Address840 S Wood St, 440 Csn, Mc 718Chicago, IL 60612 · (312) 996-7836

Phone(866) 600-2273

Sole ProprietorNo

Enumeration DateApril 8, 2020

Last NPPES UpdateJuly 20, 20262 updates tracked since enumeration

NPPES CertifiedJuly 20, 2026

✔ NPI 1902435183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in IL · 036.177864

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

1740 W TAYLOR ST, Chicago, IL 60612

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michael Seth Weinfeld Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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