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Dr. Robert Lake Purdon, MD
NPI1467454330PAC ID5294796702
- Medicare services, 2024
- 2,907
- Medicare patients, 2024
- 176
- Part D claims, 2024
- 17
- Publications
- 1
- Industry payments
- $1,282
- Practice address
- 2020 Se 17th St, Ocala, FL 34471
- Practice phone
- Call (352) 732-0277
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Robert Boissoneaul Oncology Institute
Ocala, Florida
Find Dr. Purdon's professional email, personal email and mobile number
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Dr. Robert Lake Purdon is a radiation oncologist in Ocala, Florida
Dr. Purdon practices at Robert Boissoneaul Oncology Institute in Ocala, Florida.
Dr. Purdon's NPI, 1467454330, was assigned on August 11, 2005. Dr. Purdon graduated from USF Health Morsani College of Medicine in 1980. Dr. Purdon holds Florida license ME43489.
NPI and contact details
- NPI
- 1467454330NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294796702
- NPI enumeration date
- August 11, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (352) 732-0277
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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. Robert Lake Purdon practices at Robert Boissoneaul Oncology Institute in Ocala, Florida
Dr. Purdon's primary practice is Robert Boissoneaul Oncology Institute, at 2020 Se 17th St, Ocala, FL 34471 in Marion County. The practice phone is (352) 732-0277.
- Robert Boissoneaul Oncology Institute2020 Se 17th St, Ocala, FL 34471 · Marion CountyPhone(352) 732-0277
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert Lake Purdon is affiliated with 2 sites of care and 1 medical group
Dr. Purdon's primary practice is Robert Boissoneaul Oncology Institute in Ocala, Florida. The medical group on file is Robert Boissoneault Oncology Institute. Dmand AI also links Dr. Purdon to 1 more group practice or clinic, named with a free account.
Robert Boissoneaul Oncology InstitutePrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert Lake Purdon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Purdon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Robert Boissoneaul Oncology Institute | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Robert Lake Purdon is one of 467 radiation oncologists in Florida
Radiation oncology is Dr. Purdon's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Purdon is board certified in therapeutic radiology by the American Board of Radiology. Dmand AI has Dr. Purdon's licenses on file in 5 states: Florida, California, North Carolina, New York and Alaska.
Specialties and state licenses
- Radiation oncology, FloridaPrimary
- California license
- North Carolina license
- New York license
- Alaska license
Clinical focus
Dmand AI lists bone cancer radiation, brain tumor radiation, breast cancer radiation, cancer radiation-upper GI, lung cancer radiation, prostate cancer radiation and uterine cancer radiation among the conditions Dr. Purdon treats.
Radiation oncologists near Dr. Purdon
Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.
467radiation oncologists in Florida
8radiation oncologists in Ocala
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert Lake Purdon billed Medicare for 2,907 services in 2024
CMS data shows 2,907 Medicare services from Dr. Purdon across 18 procedure codes in 2024, for 176 Medicare patients. Medicare paid $502,820 for them. Every service was in an office.
Medicare services, 20242,907
Medicare patients176
Paid by Medicare$502,820
Procedure codes18
Dr. Purdon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 8712024: 1,932122%
- Imaging
- 2023: 5922024: 91154%
- Office and hospital visits
- 2023: 612024: 645%
Dr. Purdon compared with the Florida median for radiation oncologists, 2024
- Dr. Purdon
- Florida median
- Medicare services
- 2,907vs 1,67673% above
- Medicare patients
- 176vs 20213% below
- Part D claims
- 13vs 4772% below
Medians across 437 radiation oncologists in Florida with Dmand AI profiles that report each measure.
Dr. Purdon'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.
Need commercial claims for Dr. Purdon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Purdon and other radiation oncologists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Lake Purdon treated 176 Medicare patients in 2024, average age 78
CMS counts 176 Medicare patients who saw Dr. Purdon in 2024. The largest group is 75 to 84, with 99 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.68, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Purdon's median patient age at 77, with 47% women.
Medicare patients, 2024176
Average age78
Average risk score1.68
Dr. Purdon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Purdon's Medicare patients by sex, 2024
- Women9051%
- Men8649%
Chronic conditions among Dr. Purdon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer70%
- Arthritis47%
- Ischemic heart disease43%
- Chronic kidney disease35%
- Diabetes35%
- COPD28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Purdon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Lake Purdon wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Purdon wrote 17 Medicare Part D claims for 12 patients. 82% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $162 in total drug cost. In 2021, CMS named 13 claims across 1 drug.
Part D claims, 202417
Drugs named by CMS1
Total drug cost$162
Part D patients12
Dr. Purdon's Part D claims by kind of drug, 2024
- Generic14 claims82%
- Brand-name and other3 claims18%
Dr. Purdon's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 132022: 13No change
Drugs named by CMS: 1 in 2022, 1 in 2021.
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
How Dr. Robert Lake Purdon takes part in Medicare
Dr. Purdon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert Lake Purdon has 1 publication on record
Dmand AI links 1 paper to Dr. Purdon.
Papers1
Recent publications by Dr. Purdon
See who Dr. Purdon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Purdon works with, so you can find a warm path to the right radiation oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Lake Purdon received $1,282 in industry payments from 2016 to 2025
CMS Open Payments shows 26 general payments to Dr. Purdon from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Ipsen Biopharmaceuticals, Inc paid the most, $208.
General payments to Dr. Purdon by program year, 2016 to 2025
Companies that paid Dr. Purdon the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Lake Purdon has 1 award and honors on record
Dmand AI lists 1 award for Dr. Purdon, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Purdon
- 2014
- Regional Top Doctor
Source: Dmand AI Professional Profile Data
Dr. Robert Lake Purdon graduated from USF Health Morsani College of Medicine
Dr. Purdon graduated from USF Health Morsani College of Medicine in 1980.
- Medical school
- Board certified in therapeutic radiology
Source: Dmand AI Professional Profile Data
Dr. Robert Lake Purdon accepts plans from 17 insurance carriers
Dr. Purdon is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- HCSC
- Humana
- +9 more carriersWith a free account
Plan types Dr. Purdon accepts, by number of carriers
- PPO12
- Medicare11
- HMO10
- POS6
- EPO5
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert Lake Purdon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert Lake Purdon
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. Robert Lake Purdon's NPI number?
Dr. Robert Lake Purdon's NPI number is 1467454330. It was assigned on August 11, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Lake Purdon?
Dr. Robert Lake Purdon is a radiation oncologist in Ocala, Florida. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Robert Lake Purdon practice?
Dr. Purdon practices at 2020 Se 17th St, Ocala, FL 34471. Dr. Purdon's primary practice is Robert Boissoneaul Oncology Institute in Ocala, Florida. Dmand AI also links Dr. Purdon to 1 group practice or clinic.
What is Dr. Robert Lake Purdon's office phone number?
The practice phone on file for Dr. Purdon is (352) 732-0277.
What is Dr. Robert Lake Purdon's medical license number?
Dr. Purdon holds Florida license ME43489, one of the licenses on file in 5 states.
Which states has Dr. Robert Lake Purdon been licensed in?
Dmand AI has state licenses on file for Dr. Purdon in Florida (1983 to 2027), California (since 1981), North Carolina (2018 to 2026), New York (2024 to 2026) and Alaska (2014 to 2016).
What medical group is Dr. Robert Lake Purdon part of?
Dr. Purdon is linked to Robert Boissoneault Oncology Institute.
Does Dr. Robert Lake Purdon accept Medicare?
Yes. CMS data shows Dr. Purdon billed Medicare for 2,907 services in 2024, and Dr. Purdon accepts Medicare assignment.
How many Medicare patients does Dr. Robert Lake Purdon see?
CMS counts 176 Medicare patients who saw Dr. Purdon in 2024, with an average age of 78.
Is Dr. Robert Lake Purdon board certified?
Yes. Dr. Purdon is board certified in therapeutic radiology by the American Board of Radiology.
Show 7 more questionsShow fewer questions
What services does Dr. Robert Lake Purdon bill to Medicare?
In 2024, Dr. Purdon's most billed Medicare services were medicare service (G6015), medicare service (G6012) and medicare service (G6002).
Where did Dr. Robert Lake Purdon go to medical school?
Dr. Purdon graduated from USF Health Morsani College of Medicine in 1980.
What drugs does Dr. Robert Lake Purdon prescribe most?
In 2022 Medicare Part D data, Dr. Purdon's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Robert Lake Purdon received payments from drug or device companies?
CMS Open Payments shows $1,282 in general payments to Dr. Purdon from 18 companies from 2016 to 2025. The largest total came from Ipsen Biopharmaceuticals, Inc.
How long has Dr. Robert Lake Purdon been practicing?
Dr. Purdon graduated from medical school in 1980, 46 years ago.
Does Dr. Robert Lake Purdon do research?
Dmand AI links 1 publication to Dr. Purdon.
What insurance does Dr. Robert Lake Purdon accept?
Dr. Purdon is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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