Dr. Nancy P. Mendenhall, MD

  • Jacksonville, FL
  • Radiation oncologist
NPI1407817927PAC ID1658377544
Medicare services, 2024
1,192
Medicare patients, 2024
260
Part D claims, 2024
72
Publications
230
Clinical trials
3
Practice address
2015 Jefferson N St, Jacksonville, FL 32209
Practice phone
Call (904) 588-1263
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Florida Proton Therapy Institute Inc

Jacksonville, Florida

See all 6 affiliations

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Dr. Nancy P. Mendenhall is a radiation oncologist in Jacksonville, Florida

Dr. Mendenhall practices at Florida Proton Therapy Institute Inc in Jacksonville, Florida.

Dr. Mendenhall's NPI, 1407817927, was assigned on April 1, 2006. Dr. Mendenhall graduated from University Of Florida College Of Medicine in 1980. Dr. Mendenhall holds Florida license ME39054.

NPI and contact details
Medicare PAC ID
1658377544
NPI enumeration date
April 1, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(904) 588-1263
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
72
Medical school graduation
1980

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

Dr. Nancy P. Mendenhall practices at Florida Proton Therapy Institute Inc in Jacksonville, Florida

Dr. Mendenhall's primary practice is Florida Proton Therapy Institute Inc, at 2015 Jefferson N St, Jacksonville, FL 32209 in Duval County. The practice phone is (904) 588-1263.

  • Florida Proton Therapy Institute Inc
    2015 Jefferson N St, Jacksonville, FL 32209 · Duval CountyPhone(904) 588-1263

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

Dr. Nancy P. Mendenhall is affiliated with 4 sites of care and 2 medical groups

Dr. Mendenhall's primary practice is Florida Proton Therapy Institute Inc in Jacksonville, Florida. Dr. Mendenhall is also affiliated with UF Health Jacksonville. The medical group on file is UF Health Physicians. Dmand AI also links Dr. Mendenhall to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Mendenhall

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

Dmand AI tracks the EHR system at Dr. Nancy P. Mendenhall's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mendenhall practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Florida Proton Therapy Institute IncAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nancy P. Mendenhall is one of 467 radiation oncologists in Florida

Radiation oncology is Dr. Mendenhall's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Mendenhall is board certified in therapeutic radiology by the American Board of Radiology. Dmand AI has Dr. Mendenhall's licenses on file in 2 states: Florida and North Carolina.

Specialties and state licenses

  • Radiation oncology, FloridaPrimaryLicense ME39054 · 1981 to 2026 · taxonomy 2085R0001X
  • North Carolina license2020 to 2022

Clinical focus

Dmand AI lists breast cancer radiation and prostate cancer radiation among the conditions Dr. Mendenhall treats.

Radiation oncologists near Dr. Mendenhall

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. Nancy P. Mendenhall billed Medicare for 1,192 services in 2024

CMS data shows 1,192 Medicare services from Dr. Mendenhall across 17 procedure codes in 2024, for 260 Medicare patients. Medicare paid $432,471 for them. Every service was in an office.

Medicare services, 20241,192
Medicare patients260
Paid by Medicare$432,471
Procedure codes17

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

  • 2023
  • 2024
Imaging
2023: 7022024: 6793%
Other services
2023: 3072024: 38826%
Office and hospital visits
2023: 1932024: 8357%
Surgery
2023: 532024: 4221%

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

  • Dr. Mendenhall
  • Florida median
Medicare services
1,192vs 1,67629% below
Medicare patients
260vs 20229% above
Part D claims
47vs 47Close to median

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

Dr. Mendenhall'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. Mendenhall

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

Dr. Nancy P. Mendenhall treated 260 Medicare patients in 2024, average age 73

CMS counts 260 Medicare patients who saw Dr. Mendenhall in 2024. The largest group is 65 to 74, with 144 patients. 75% of them have cancer, and 75% have high cholesterol. Their average risk score is 1.18, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Mendenhall's median patient age at 67, with 38% women.

Medicare patients, 2024260
Average age73
Average risk score1.18

Dr. Mendenhall's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Mendenhall's Medicare patients by sex, 2024

  • Women6324%
  • Men19776%

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

  1. Cancer75%
  2. High cholesterol75%
  3. High blood pressure65%
  4. Arthritis42%
  5. Ischemic heart disease32%
  6. Diabetes21%
  7. Chronic kidney disease18%
  8. Anxiety17%

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

Dr. Mendenhall's patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women38%
  • Men62%

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

Dr. Nancy P. Mendenhall wrote 72 Medicare Part D claims in 2024

In 2024, Dr. Mendenhall wrote 72 Medicare Part D claims for 26 patients. 83% of them were for generic drugs. CMS names the drug for 47 of them, across 1 drug with 11 or more claims each, at $1,221 in total drug cost. In 2023, CMS named 57 claims across 1 drug.

Part D claims, 202472
Drugs named by CMS1
Total drug cost$1,221
Part D patients26

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

  • Generic60 claims83%
  • Brand-name12 claims17%

Dr. Mendenhall'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 572024: 4718%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Mendenhall

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. Nancy P. Mendenhall 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. Mendenhall for performance year 2024, reported individually. Dr. Mendenhall accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mendenhall 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. Nancy P. Mendenhall has 230 publications on record

Dmand AI links 230 papers to Dr. Mendenhall, published from 2005 to 2025. 2019 was the busiest year, with 17. The most frequent topics are Proton Therapy, Radiotherapy Dosage and Prostatic Neoplasms. Dr. Mendenhall has published most often in Int J Radiat Oncol Biol Phys. Dr. Mendenhall's most frequent co-authors are Bradford Scott Hoppe, MD, MPH, William M. Mendenhall, MD and Romaine Charles Nichols, MD.

Papers230
Years published2005 to 2025

Dr. Mendenhall's papers by year, 2016 to 2025

Topics Dr. Mendenhall writes about most

  • Proton Therapy
  • Radiotherapy Dosage
  • Prostatic Neoplasms
  • Breast Neoplasms
  • Hodgkin Disease
  • Radiotherapy Planning, Computer-Assisted
  • Radiotherapy, Intensity-Modulated
  • Radiation Injuries

Dr. Mendenhall's most frequent co-authors

Recent publications by Dr. Mendenhall

See all 230 publications and co-authors

See who Dr. Mendenhall researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mendenhall 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. Nancy P. Mendenhall has worked on 3 clinical trials

Dmand AI links Dr. Mendenhall to 3 clinical trials. 2 are still active or recruiting. Conditions studied include Prostatic Neoplasms and Prostatic Diseases. University of Florida sponsors the most, 2.

Conditions in Dr. Mendenhall's trials

  • Prostatic Neoplasms
  • Prostatic Diseases

Investigators on the most trials with Dr. Mendenhall

Recent clinical trials with Dr. Mendenhall

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

Dr. Nancy P. Mendenhall received $2,603 in industry payments from 2016 to 2025

CMS Open Payments shows 11 general payments to Dr. Mendenhall from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Ion Beam Applications S.A. paid the most, $1,924.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Mendenhall

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

Dr. Nancy P. Mendenhall has 5 awards and honors on record

Dmand AI lists 5 awards for Dr. Mendenhall, most recently America's Top Doctors in 2014. Dr. Mendenhall serves on Committee on Appropriateness Criteria Expert Panel on Radiation Oncology - Lymphoma American College of Radiology.

Awards and honors for Dr. Mendenhall

  1. 2014
    • America's Top Doctors
  2. 2013
    • America's Top Doctors for Cancer
    • CMS Stage 1 EHR
  3. 2001
    • Redbook Magazine: Top Breast Cancer Doctors
  4. 2000
    • Top Doctors: Florida

Dr. Mendenhall's committees and leadership roles

Committee on Appropriateness Criteria Expert Panel on Radiation Oncology - Lymphoma American College of RadiologyMember
2015 to present

Source: Dmand AI Professional Profile Data

Dr. Nancy P. Mendenhall graduated from University Of Florida College Of Medicine

Dr. Mendenhall graduated from University Of Florida College Of Medicine in 1980.

  1. Medical schoolUniversity Of Florida College Of Medicine
  2. Board certified in therapeutic radiologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Nancy P. Mendenhall accepts plans from 17 insurance carriers

Dr. Mendenhall is in network with 17 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • Regence Health Plans
  • +9 more carriersWith a free account

Plan types Dr. Mendenhall accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO7
  4. EPO4
  5. POS4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Nancy P. Mendenhall'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. Nancy P. Mendenhall

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. Nancy P. Mendenhall's NPI number?

Dr. Nancy P. Mendenhall's NPI number is 1407817927. It was assigned on April 1, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Nancy P. Mendenhall?

Dr. Nancy P. Mendenhall is a radiation oncologist in Jacksonville, Florida. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Nancy P. Mendenhall practice?

Dr. Mendenhall practices at 2015 Jefferson N St, Jacksonville, FL 32209. Dr. Mendenhall's primary practice is Florida Proton Therapy Institute Inc in Jacksonville, Florida. Dmand AI also links Dr. Mendenhall to 1 hospital, 1 group practice or clinic and 1 medical group.

What is Dr. Nancy P. Mendenhall's office phone number?

The practice phone on file for Dr. Mendenhall is (904) 588-1263.

What is Dr. Nancy P. Mendenhall's medical license number?

Dr. Mendenhall holds Florida license ME39054, one of the licenses on file in 2 states.

Which states has Dr. Nancy P. Mendenhall been licensed in?

Dmand AI has state licenses on file for Dr. Mendenhall in Florida (1981 to 2026) and North Carolina (2020 to 2022).

Which hospitals is Dr. Nancy P. Mendenhall affiliated with?

Dr. Mendenhall is affiliated with UF Health Jacksonville. Dmand AI links Dr. Mendenhall to 1 more hospital.

What medical group is Dr. Nancy P. Mendenhall part of?

Dr. Mendenhall is linked to UF Health Physicians. Dmand AI links Dr. Mendenhall to 1 more medical group.

Does Dr. Nancy P. Mendenhall accept Medicare?

Yes. CMS data shows Dr. Mendenhall billed Medicare for 1,192 services in 2024, and Dr. Mendenhall accepts Medicare assignment.

Does Dr. Nancy P. Mendenhall offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Nancy P. Mendenhall's MIPS score?

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

How many Medicare patients does Dr. Nancy P. Mendenhall see?

CMS counts 260 Medicare patients who saw Dr. Mendenhall in 2024, with an average age of 73.

Is Dr. Nancy P. Mendenhall board certified?

Yes. Dr. Mendenhall is board certified in therapeutic radiology by the American Board of Radiology.

What services does Dr. Nancy P. Mendenhall bill to Medicare?

In 2024, Dr. Mendenhall's most billed Medicare services were medicare service (G6002), radiation oncology (77525) and radiation oncology (77523).

Where did Dr. Nancy P. Mendenhall go to medical school?

Dr. Mendenhall graduated from University Of Florida College Of Medicine in 1980.

What drugs does Dr. Nancy P. Mendenhall prescribe most?

In 2024 Medicare Part D data, Dr. Mendenhall's most prescribed drugs by claims were Tamsulosin HCl.

Has Dr. Nancy P. Mendenhall received payments from drug or device companies?

CMS Open Payments shows $2,603 in general payments to Dr. Mendenhall from 5 companies from 2016 to 2025. The largest total came from Ion Beam Applications S.A.

How long has Dr. Nancy P. Mendenhall been practicing?

Dr. Mendenhall graduated from medical school in 1980, 46 years ago.

Does Dr. Nancy P. Mendenhall do research?

Dmand AI links 230 publications to Dr. Mendenhall, published from 2005 to 2025. Dr. Mendenhall has worked on 3 clinical trials.

Who does Dr. Nancy P. Mendenhall publish with?

Dr. Mendenhall's most frequent co-authors are Bradford Scott Hoppe, MD, MPH (68 shared papers), William M. Mendenhall, MD (60 shared papers) and Romaine Charles Nichols, MD (36 shared papers).

What insurance does Dr. Nancy P. Mendenhall accept?

Dr. Mendenhall is in network with 17 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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