NPPES file of Aug 9, 2026

Brian John Deegan, MD

Radiation Oncology Physician · Fleming Island, FL

Brian John Deegan, MD is a radiation oncology physician with a practice address in Fleming Island, Florida, and NPI 1639513757, issued on Apr 19, 2013. Check the license (Florida ME135085, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639513757
Name
Brian John Deegan
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
ME135085 FL
Self-reported in NPPES; status is on the state search
Practice location
2370 Market Dr, Fleming Island, FL 32003
Phone
(904) 264-6201
Enumerated
Apr 19, 2013
Record last updated
Oct 29, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(904) 264-6858
Medicaid ID
024277400 FL
Medicare enrollment
Enrolled (PECOS I20180712002085); accepts Medicare assignment
Medical or professional school
University Of Miami, Lm Miller School Of Medicine, 2013
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2370 Market Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stacie Anderson, LCSWClinical Social Worker1386167229
  2. Christine Bang, M.D.Radiation Oncology Physician1699824946
  3. Aria Gibbons, PAPhysician Assistant1902114408
  4. Mehdi Moezi, MDHematology & Oncology Physician1053316190
  5. Satish Shanbhag, MD,MPHHematology & Oncology Physician1215140454
  6. Hema Vankayala, MDHematology & Oncology Physician1023227691

Verify Brian John Deegan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME135085
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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56% more Medicare Part D claims than the average radiation oncology physician in 2024

209 Medicare Part D claims for 96 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Brian Deegan209
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl61 claims
  2. Doxazosin Mesylate20 claims
  3. Gabapentin17 claims
  4. Fluconazole11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $110.52

2 payments; by number, the most common kind was food and beverage; the largest payer was Brainlab, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Deegan$110.52
  2. Specialty average$1,897.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Cancer Specialists LLCJacksonville, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Brian John Deegan among 520 radiation oncology physician records in Florida

Brian John Deegan, MD is one of 520 radiation oncology physician records with a practice address in Florida. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 77% of them.

  • NPI issued2013 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2013 · median 2002 among the 393 with a school on file
  • Record last updated2018 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Florida

There are 520 radiation oncology physician records in Florida.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Christine Bang, M.D.Fleming Island, FL 320031699824946
  2. Neenad Shah, MDFleming Island, FL 320031922000751
  3. Waseet Vance, M.D., P.A.Fleming Island, FL 320031477703031
  4. Bobby Harrison, MDLake City, FL 320241598756074
  5. John Bergin, MDLake City, FL 320551073040382
  6. Shyam Paryani, MDOrange Park, FL 320731871584342
  7. Dwelvin Simmons, MDOrange Park, FL 320731740247311
  8. Joyce Battle, M.D.Daytona Beach, FL 321141538122288

Common questions

What is Brian John Deegan, MD's NPI number?

Brian John Deegan, MD's National Provider Identifier (NPI) is 1639513757, issued on Apr 19, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Brian John Deegan, MD located?

The NPPES record lists a practice address at 2370 Market Dr, Fleming Island, FL, 32003. Phone: (904) 264-6201. Providers update this record themselves, so call before visiting.

How can I verify Brian John Deegan, MD's license?

NPPES lists Florida license number ME135085, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brian John Deegan, MD prescribe under Medicare Part D?

In 2024, Brian John Deegan, MD had 209 Medicare Part D claims for 96 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Brian John Deegan, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.