STEVEN JOSEPH GREGORITCH (M.D.) – Radiation Oncology Physician, NPI 1841290772

STEVEN JOSEPH GREGORITCH (M.D.) is a healthcare provider. based in Williamsville, New York. specializing in RADIATION ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. 171770 (NY). The NPI Number for STEVEN JOSEPH GREGORITCH (M.D.) is 1841290772

Main info

Male
40 Years Of Experience
Accepts Medicare Assignment
Name
STEVEN JOSEPH GREGORITCH (M.D.)
NPI
1841290772
Phone
(716) 565-9999
Address
45 SPINDRIFT DR
Enumeration Date
21 July 2005
Last Update Date
14 May 2025

Doctor Profile

Medical School Name
INDIANA UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
6083242000
Graduation Year
1986 (40 years ago)
PAC ID
6103811153
Group Practice PAC ID
3072425495
Professional Enrollment ID
I20250623002813
Address ID
WI535661546MO2009XSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness75
Years active:20State licenses:2Digital endpointsOther names

503 RADIATION ONCOLOGY in NY

Provider Addresses for STEVEN JOSEPH GREGORITCH (M.D.)

  • 45 SPINDRIFT DR

    SUITE 102

    WILLIAMSVILLE, NY 142217889

    Phone: (716) 565-9999

    Fax: (716) 565-9209

    Type: Mailing

  • 527 W 3RD ST

    OIL CITY, PA 163013160

    Phone: (814) 738-4541

    Type: Location

  • 524 W High St

    Bryan, OH 435061618

    Phone: (419) 636-9800

    Fax: (419) 636-0451

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $234.

Total Amount is formed as General ($234) + Research ($0) + Ownership ($0) = $234.

Last reported payment date: 2023-03-17 • Largest payer in this snapshot: Novocure Inc. ($163).

Total Amount

$234

General + Research + Ownership

Payments

2

Total payment records

General Amount

$234

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-03-17

Latest reported date

Top Companies

Largest payers in this snapshot

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-06-23

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20180717001899IRadiation OncologyPATBD
I20250623002813IRadiation OncologyWITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
77014Ct guidance for insertion of radiation therapy fields34032$0
77300Calculation of radiation therapy dose16235$0
77334Design and construction of complex radiation treatment device11533$0
77427Radiation treatment management, 5 treatment sessions10740$0
77263Complex radiation therapy planning3731$0
View full utilization report →

Insurance plans in this area (ZIP 14221)

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Provider's Procedures

STEVEN JOSEPH GREGORITCH (M.D.) performs procedures in RADIATION ONCOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYNY77427Radiation treatment management, 5 treatments12326

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3072425495View full group profile
NameSpecialtyState
-WI
-WI
Clinical PsychologistWI
-WI
P A T H O L O G YIL
-LA
Emergency MedicineWI
A N E S T H E S I O L O G YWI
O B S T E T R I C S/ G Y N E C O L O G YWI
Nurse PractitionerWI

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Frequently asked questions

What is the registry number for STEVEN JOSEPH GREGORITCH (M.D.)?
The registry entry for STEVEN JOSEPH GREGORITCH (M.D.) shows NPI 1841290772.
Is STEVEN JOSEPH GREGORITCH (M.D.)'s NPI status active today?
Active status means STEVEN JOSEPH GREGORITCH (M.D.)'s NPI record is not deactivated in the public file.
What does the directory say STEVEN JOSEPH GREGORITCH (M.D.) does?
Insurance directories may phrase it differently, but here STEVEN JOSEPH GREGORITCH (M.D.) maps to Radiation Oncology Physician. Clinical services aligned with this taxonomy classification.
Is STEVEN JOSEPH GREGORITCH (M.D.) tied to Williamsville, New York?
If you are local to Williamsville, New York, STEVEN JOSEPH GREGORITCH (M.D.) may be relevant to your search.
Who maintains STEVEN JOSEPH GREGORITCH (M.D.)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.