BENJAMIN NATHAN MASSAT
NPI 1659909711
Internal Medicine - Hematology & Oncology in Maywood, IL

Q: What is Benjamin Massat's NPI number?

The NPI number for Benjamin Massat is 1659909711. It was assigned to this individual provider in the NPPES registry on April 1, 2020.

Q: What is Benjamin Massat'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 Benjamin Massat was last updated on June 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.

Active since April 01, 2020PECOS Enrolled

2160 S 1ST AVE, MAYWOOD, IL 60153(888) 584-7888 Get Directions Write a Review

NPPES record last updated: June 23, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 23, 2023, Apr 1, 2020 (2 updates tracked since 2020).

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About Benjamin Nathan Massat NPPES

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

BENJAMIN NATHAN MASSAT (NPI 1659909711) is an individual hematology & oncology provider in Maywood, Illinois, licensed in Illinois (036165424) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659909711

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameBENJAMIN NATHAN MASSAT

Location Address2160 S 1ST AVEMaywood, IL 60153-3328

Mailing Address2160 S 1st AveMaywood, IL 60153-3328 · (888) 584-7888

Phone(888) 584-7888

Sole ProprietorNo

Enumeration DateApril 1, 2020

Last NPPES UpdateJune 23, 20232 updates tracked since enumeration

NPPES CertifiedJune 23, 2023

✔ NPI 1659909711 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 · 036165424

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.

2160 S 1ST AVE, Maywood, IL 60153

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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)

Benjamin Nathan Massat 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 60153 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.

Other Providers at the Same Location NPPES 20

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

ANITA OZA NAGAMINE M.D.

Radiology (Diagnostic Radiology)