GARY ROBERT GRAHAM (M.D.) – Radiation Oncology Physician, NPI 1538160692

GARY ROBERT GRAHAM (M.D.) is a healthcare provider. based in Orange city, Florida. specializing in RADIATION ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. ME68452 (FL). The NPI Number for GARY ROBERT GRAHAM (M.D.) is 1538160692

Main info

Male
37 Years Of Experience
Accepts Medicare Assignment
Name
GARY ROBERT GRAHAM (M.D.)
NPI
1538160692
Phone
(386) 774-1223
Address
2776 ENTERPRISE RD # 100
Enumeration Date
10 August 2005
Last Update Date
13 December 2017

Doctor Profile

Medical School Name
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
3867741223
Graduation Year
1989 (37 years ago)
PAC ID
3577538156
Group Practice PAC ID
4880584135
Professional Enrollment ID
I20040827000390
Address ID
FL327638316OR2776XRDXX303
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

494 RADIATION ONCOLOGY in FL

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Provider Addresses for GARY ROBERT GRAHAM (M.D.)

  • Enterprise Road, DeBary, Orange City, Volusia County, Florida, 32725, United States

    ORANGE CITY, FL 327638316

    Phone: (386) 774-1223

    Fax: (386) 774-4658

    Mailing address matches the actual address.

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 $48.

Total Amount is formed as General ($48) + Research ($0) + Ownership ($0) = $48.

Last reported payment date: 2023-10-05 • Largest payer in this snapshot: Blue Earth Diagnostics Limited ($27).

Total Amount

$48

General + Research + Ownership

Payments

2

Total payment records

General Amount

$48

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-10-05

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: 2004-08-27

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

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
I20040827000390IRadiation OncologyFLTBD

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 fields1,02542$0
G6015Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session1,01342$0
77427Radiation treatment management, 5 treatment sessions32466$0
77336Continuing radiation therapy consultation per week30272$0
G6012Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev30027$0
View full utilization report →

Insurance plans in this area (ZIP 32763)

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Provider's Procedures

GARY ROBERT GRAHAM (M.D.) performs procedures in RADIATION ONCOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYFL77427Radiation treatment management, 5 treatments740157
RADIATION ONCOLOGYFL78815Nuclear medicine study with CT imaging skull base to mid-thigh3631

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: 4880584135View full group profile
NameSpecialtyState
Internal MedicineFL
H E M A T O L O G Y/ O N C O L O G YPR
H E M A T O L O G Y/ O N C O L O G YFL
Hematology/Oncology, Internal MedicineNY
H E M A T O L O G Y/ O N C O L O G YWI
Internal Medicine, Hematology/OncologyFL
Radiation OncologyFL
H E M A T O L O G Y/ O N C O L O G YFL
Hematology/Oncology, Internal MedicineFL
H E M A T O L O G Y/ O N C O L O G YFL

Reviews

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Frequently asked questions

What is the registry number for GARY ROBERT GRAHAM (M.D.)?
The registry entry for GARY ROBERT GRAHAM (M.D.) shows NPI 1538160692.
Quick check: is GARY ROBERT GRAHAM (M.D.) active?
Public NPPES data shows GARY ROBERT GRAHAM (M.D.) with an active NPI status right now.
What does the directory say GARY ROBERT GRAHAM (M.D.) does?
Insurance directories may phrase it differently, but here GARY ROBERT GRAHAM (M.D.) maps to Radiation Oncology Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to GARY ROBERT GRAHAM (M.D.)?
GARY ROBERT GRAHAM (M.D.) shows a connection to Orange City, Florida in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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