Dr. John E. Sylvester, MD

  • Cape Coral, FL
  • Radiation oncologist
NPI1508880337PAC ID4688696305
Medicare services, 2024
12,823
Medicare patients, 2024
411
Part D claims, 2024
1,385
Publications
34
Clinical trials
2
Practice address
1419 SE 8th Ter, Cape Coral, FL 33990
Practice phone
Call (239) 489-3420
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Genesiscare Usa of Florida

Cape Coral, Florida

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Dr. John E. Sylvester is a radiation oncologist in Cape Coral, Florida

Dr. Sylvester practices at Genesiscare Usa of Florida in Cape Coral, Florida.

Dr. Sylvester's NPI, 1508880337, was assigned on July 26, 2006. Dr. Sylvester graduated from David Geffen School of Medicine at UCLA in 1984. Dr. Sylvester holds Florida license ME105971.

NPI and contact details
Medicare PAC ID
4688696305
NPI enumeration date
July 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(239) 489-3420
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
68
Medical school graduation
1984

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. John E. Sylvester practices at Genesiscare Usa of Florida in Cape Coral, Florida

Dr. Sylvester's primary practice is Genesiscare Usa of Florida, at 1419 SE 8th Ter, Cape Coral, FL 33990 in Lee County. The practice phone is (239) 489-3420.

  • Genesiscare Usa of Florida
    1419 SE 8th Ter, Cape Coral, FL 33990 · Lee CountyPhone(239) 489-3420

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. John E. Sylvester is affiliated with 6 sites of care and 4 medical groups

Dr. Sylvester's primary practice is Genesiscare Usa of Florida in Cape Coral, Florida. Dr. Sylvester is also affiliated with Grand Strand Medical Center. The medical group on file is GenesisCare. Dmand AI also links Dr. Sylvester to 1 more hospital, 3 medical groups, 2 group practices and clinics and 1 ambulatory surgery center, each named with a free account.

See all 10 affiliations for Dr. Sylvester

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. John E. Sylvester's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sylvester practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Genesiscare Usa of FloridaAvailable with a free account
+5 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. John E. Sylvester is one of 467 radiation oncologists in Florida

Radiation oncology is Dr. Sylvester's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Sylvester is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Sylvester's licenses on file in 5 states: Florida, New Jersey, South Carolina, Washington and California.

Specialties and state licenses

  • Radiation oncology, FloridaPrimaryLicense ME105971 · 2009 to 2026 · taxonomy 2085R0001X
  • New Jersey license2025 to 2027
  • South Carolina license2025 to 2027
  • Washington licenseLicense MD00025438 · 1988 to 2023
  • California license2010 to 2020

Clinical focus

Dmand AI lists bladder cancer radiation and prostate cancer radiation among the conditions Dr. Sylvester treats.

Radiation oncologists near Dr. Sylvester

Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. John E. Sylvester billed Medicare for 12,823 services in 2024

CMS data shows 12,823 Medicare services from Dr. Sylvester across 26 procedure codes in 2024, for 411 Medicare patients. Medicare paid $2,129,133 for them.

Medicare services, 202412,823
Medicare patients411
Paid by Medicare$2.1M
Procedure codes26

Dr. Sylvester's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 8,3642024: 7,43711%
Other services
2023: 4,7002024: 4,7912%
Office and hospital visits
2023: 6922024: 57617%
Surgery
2023: 1362024: 1986%

Where Dr. Sylvester's Medicare services took place, 2024

  • In an office12,67999%
  • In a facility1441%

Dr. Sylvester compared with the Florida median for radiation oncologists, 2024

  • Dr. Sylvester
  • Florida median
Medicare services
12,823vs 1,6767.7 times
Medicare patients
411vs 2022.0 times
Part D claims
1,325vs 4728.2 times

Medians across 437 radiation oncologists in Florida with Dmand AI profiles that report each measure.

Dr. Sylvester's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Sylvester

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. John E. Sylvester treated 411 Medicare patients in 2024, average age 75

CMS counts 411 Medicare patients who saw Dr. Sylvester in 2024. The largest group is 65 to 74, with 195 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.13, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sylvester's median patient age at 74, with 18% women.

Medicare patients, 2024411
Average age75
Average risk score1.13

Dr. Sylvester's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Sylvester's Medicare patients by sex, 2024

  • Women113%
  • Men40097%

Chronic conditions among Dr. Sylvester's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis47%
  5. Ischemic heart disease40%
  6. Diabetes23%
  7. Chronic kidney disease22%
  8. Atrial fibrillation20%

Share of Medicare patients with each condition. A patient can have several.

Dr. Sylvester's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women18%
  • Men81%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. John E. Sylvester wrote 1,385 Medicare Part D claims in 2024

In 2024, Dr. Sylvester wrote 1,385 Medicare Part D claims for 453 patients. 88% of them were for generic drugs. CMS names the drug for 1,325 of them, across 13 drugs with 11 or more claims each, at $669,441 in total drug cost. In 2023, CMS named 1,307 claims across 12 drugs.

Part D claims, 20241,385
Drugs named by CMS13
Total drug cost$669,441
Part D patients453

Dr. Sylvester's Part D claims by kind of drug, 2024

  • Generic1,214 claims88%
  • Brand-name and other171 claims12%

Dr. Sylvester's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Sylvester's Part D claims, 2024

  • Antibiotics9%123 of 1,385 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,3072024: 1,3251%

Drugs named by CMS: 13 in 2024, 12 in 2023.

See all prescribing by Dr. Sylvester

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. John E. Sylvester scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Sylvester for performance year 2024, reported individually. Dr. Sylvester accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sylvester as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. John E. Sylvester has 34 publications on record

Dmand AI links 34 papers to Dr. Sylvester, published from 2006 to 2023. 2008 was the busiest year, with 3. The most frequent topics are Prostatic Neoplasms, Brachytherapy and Iodine Radioisotopes. Dr. Sylvester has published most often in Int J Radiat Oncol Biol Phys. Dr. Sylvester's most frequent co-authors are David C. Beyer, MD, Jeffrey A. Bogart, MD and Richard S. Hudes, MD.

Papers34
Years published2006 to 2023

Dr. Sylvester's papers by year, 2006 to 2023

Topics Dr. Sylvester writes about most

  • Prostatic Neoplasms
  • Brachytherapy
  • Iodine Radioisotopes
  • Palladium
  • Prostate-Specific Antigen
  • Radioisotopes
  • Radiotherapy Dosage
  • Dose-Response Relationship, Radiation

Dr. Sylvester's most frequent co-authors

Recent publications by Dr. Sylvester

See all 34 publications and co-authors

See who Dr. Sylvester researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sylvester works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. John E. Sylvester has worked on 2 clinical trials

Dmand AI links Dr. Sylvester to 2 clinical trials. Conditions studied include Prostatic Neoplasms and Prostatic Diseases.

Conditions in Dr. Sylvester's trials

  • Prostatic Neoplasms
  • Prostatic Diseases

Recent clinical trials with Dr. Sylvester

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. John E. Sylvester received $475,797 in industry payments from 2016 to 2025

CMS Open Payments shows 225 general payments to Dr. Sylvester from 31 drug and device companies from 2016 to 2025. Ownership or investment make up the largest share, 47% of the total. Boston Scientific Corporation paid the most, $249,561.

General payments to Dr. Sylvester by program year, 2016 to 2025

General payments to Dr. Sylvester by kind, 2016 to 2025

$475.8Kin total
  • Ownership or investment$222,49447%
  • Consulting fees$210,57044%
  • Acquisitions$17,4584%
  • Travel and lodging$12,9283%
  • Other$10,9212%

Companies that paid Dr. Sylvester the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Sylvester

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. John E. Sylvester has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Sylvester, most recently CMS Stage 1 EHR in 2014.

Awards and honors for Dr. Sylvester

  1. 2014
    • CMS Stage 1 EHR
    • Sarasota Magazine: Top Doctors

Source: Dmand AI Professional Profile Data

Dr. John E. Sylvester graduated from David Geffen School of Medicine at UCLA

Dr. Sylvester graduated from David Geffen School of Medicine at UCLA in 1984.

  1. Medical schoolDavid Geffen School of Medicine at UCLA
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. John E. Sylvester accepts plans from 18 insurance carriers

Dr. Sylvester is in network with 18 carriers, including Elevance, Excellus BlueCross BlueShield and Aetna. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

  • Elevance
  • Excellus BlueCross BlueShield
  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Cigna
  • HCSC
  • Horizon Blue Cross Blue Shield of New Jersey
  • +10 more carriersWith a free account

Plan types Dr. Sylvester accepts, by number of carriers

  1. PPO13
  2. Medicare11
  3. HMO10
  4. POS6
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. John E. Sylvester's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. John E. Sylvester

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. John E. Sylvester's NPI number?

Dr. John E. Sylvester's NPI number is 1508880337. It was assigned on July 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. John E. Sylvester?

Dr. John E. Sylvester is a radiation oncologist in Cape Coral, Florida. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. John E. Sylvester practice?

Dr. Sylvester practices at 1419 SE 8th Ter, Cape Coral, FL 33990. Dr. Sylvester's primary practice is Genesiscare Usa of Florida in Cape Coral, Florida. Dmand AI also links Dr. Sylvester to 1 hospital, 3 medical groups, 2 group practices and clinics and 1 ambulatory surgery center.

What is Dr. John E. Sylvester's office phone number?

The practice phone on file for Dr. Sylvester is (239) 489-3420.

What is Dr. John E. Sylvester's medical license number?

Dr. Sylvester holds Florida license ME105971, one of the licenses on file in 5 states.

Which states has Dr. John E. Sylvester been licensed in?

Dmand AI has state licenses on file for Dr. Sylvester in Florida (2009 to 2026), New Jersey (2025 to 2027), South Carolina (2025 to 2027), Washington (1988 to 2023) and California (2010 to 2020).

Which hospitals is Dr. John E. Sylvester affiliated with?

Dr. Sylvester is affiliated with Grand Strand Medical Center. Dmand AI links Dr. Sylvester to 1 more hospital.

What medical group is Dr. John E. Sylvester part of?

Dr. Sylvester is linked to GenesisCare. Dmand AI links Dr. Sylvester to 3 more medical groups.

Does Dr. John E. Sylvester accept Medicare?

Yes. CMS data shows Dr. Sylvester billed Medicare for 12,823 services in 2024, and Dr. Sylvester accepts Medicare assignment.

Does Dr. John E. Sylvester offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sylvester as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. John E. Sylvester's MIPS score?

Dr. Sylvester's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. John E. Sylvester see?

CMS counts 411 Medicare patients who saw Dr. Sylvester in 2024, with an average age of 75.

Is Dr. John E. Sylvester board certified?

Yes. Dr. Sylvester is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. John E. Sylvester bill to Medicare?

In 2024, Dr. Sylvester's most billed Medicare services were medicare service (G6015), radiation oncology (77014) and radiation oncology (77427).

Where did Dr. John E. Sylvester go to medical school?

Dr. Sylvester graduated from David Geffen School of Medicine at UCLA in 1984.

What drugs does Dr. John E. Sylvester prescribe most?

In 2024 Medicare Part D data, Dr. Sylvester's most prescribed drugs by claims were Tamsulosin HCl, Doxazosin Mesylate and Orgovyx.

Has Dr. John E. Sylvester received payments from drug or device companies?

CMS Open Payments shows $475,797 in general payments to Dr. Sylvester from 31 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. John E. Sylvester been practicing?

Dr. Sylvester graduated from medical school in 1984, 42 years ago.

Does Dr. John E. Sylvester do research?

Dmand AI links 34 publications to Dr. Sylvester, published from 2006 to 2023. Dr. Sylvester has worked on 2 clinical trials.

Who does Dr. John E. Sylvester publish with?

Dr. Sylvester's most frequent co-authors are David C. Beyer, MD (5 shared papers), Jeffrey A. Bogart, MD (4 shared papers) and Richard S. Hudes, MD (4 shared papers).

What insurance does Dr. John E. Sylvester accept?

Dr. Sylvester is in network with 18 carriers, including Elevance, Excellus BlueCross BlueShield and Aetna. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

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