1. Home
  2. Directory
  3. Rhode Island
  4. Providence
  5. Radiology
  6. NPI Profile

ROGER WILLIAMS RADIATION THERAPY, LLC
NPI 1013078450
Radiology - Radiation Oncology in Providence, RI

Active since December 12, 2006
50 MAUDE ST, PROVIDENCE, RI 02908(401) 456-2690(401) 456-6540 Get Directions Write a Review

NPPES record last updated: November 19, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 19, 2024, Jun 21, 2023, Jan 27, 2023 and 2 more (5 updates tracked since 2019).

About Roger Williams Radiation Therapy, Llc NPPES

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

ROGER WILLIAMS RADIATION THERAPY, LLC (NPI 1013078450) is a healthcare organization registered as a radiation oncology in Providence, Rhode Island and active in the NPI registry since December 2006. The organization lists Robert L Hiatt, Cfo, as its authorized official.

NPPES Registry Identity

NPI1013078450
Entity TypeOrganization
Primary Taxonomy2085R0001X
Legal Business NameROGER WILLIAMS RADIATION THERAPY, LLC
Location Address50 MAUDE STProvidence, RI 02908-4325
Mailing Address50 Maude StProvidence, RI 02908-4325 · (401) 456-2690 · Fax (401) 456-6540
Phone(401) 456-2690
Fax(401) 456-6540
Organization SubpartNo
Authorized OfficialRobert L HiattCfo · (630) 936-8828
Enumeration DateDecember 12, 2006
Last NPPES UpdateNovember 19, 20245 updates tracked since enumeration
NPPES CertifiedNovember 19, 2024
✔ NPI 1013078450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
50 MAUDE ST, Providence, RI 02908
Open in Google Maps ↗

Other Identifiers 1

Medicaid1013078RI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Roger Williams Radiation Therapy, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

7

Medicare enrollment records show 7 clinicians reassign Medicare billing to Roger Williams Radiation Therapy, LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (7)

Jessica Yancey, MD
Radiation Oncology
NPI 1649766882
50 MAUDE ST
Providence, RI 02908
(401) 456-2690
✔ PECOS✔ Accepts MedicareSame address
John Coen, MD
Radiation Oncology
NPI 1891720165
50 MAUDE ST
Providence, RI 02908
(401) 456-2690
✔ PECOS✔ Accepts MedicareSame address
Jonathan Glanzman, MD
Radiation Oncology
NPI 1649533175
593 EDDY ST
Providence, RI 02903
(401) 444-8311
✔ PECOS2.2 mi
Rashmi Benda, M.D.
Radiation Oncology
NPI 1750334769
450 TOLL GATE RD
Warwick, RI 02886
(401) 732-2300
✔ PECOS✔ Accepts Medicare9.4 mi
Martin Fuss, M.D.
Radiation Oncology
NPI 1710990312
115 CASS AVE STE 1
Woonsocket, RI 02895
(401) 356-1701
✔ PECOS✔ Accepts Medicare12 mi
Michael Katin, MD
Radiation Oncology
NPI 1811994999
115 CASS AVE UNIT 1
Woonsocket, RI 02895
(401) 356-1701
✔ PECOS✔ Accepts Medicare12 mi
Daniel Fass, M.D.
Radiation Oncology
NPI 1215049184
1 THEALL RD STE 107
Rye, NY 10580
(914) 848-8950
✔ PECOS✔ Accepts Medicare132 mi

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

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 Roger Williams Radiation Therapy, LLC's NPI number?

The NPI number for Roger Williams Radiation Therapy, LLC is 1013078450. It was assigned to this organization in the NPPES registry on December 12, 2006.

Where is Roger Williams Radiation Therapy, LLC located?

Roger Williams Radiation Therapy, LLC is located at 50 Maude St, Providence, RI 02908. The listed phone number is (401) 456-2690.

What is Roger Williams Radiation Therapy, LLC's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Roger Williams Radiation Therapy, LLC enrolled in Medicare?

Yes. Roger Williams Radiation Therapy, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Roger Williams Radiation Therapy, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 7 clinicians, all in Radiation Oncology, reassign their Medicare billing to Roger Williams Radiation Therapy, LLC. A 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 the clinician's services. Of these, 2 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Roger Williams Radiation Therapy, LLC was last updated on November 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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.