Dr. Randy V. Heysek, MD
- Medicare services, 2021
- 2,112
- Part D claims, 2022
- 27
- Publications
- 17
- Industry payments
- $752
- Insurance carriers
- 13
- Practice address
- 2142 N Cove Blvd, Toledo, OH 43606
- Practice phone
- Call (863) 419-0692
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Heysek's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Randy V. Heysek is a radiation oncologist in Toledo, Ohio
Dr. Heysek practices in Toledo, Ohio.
Dr. Heysek's NPI, 1629036801, was assigned on May 4, 2006. Dr. Heysek graduated from University Of Florida College Of Medicine in 1984. Dr. Heysek's Florida license number on file is ME51222.
- NPI
- 1629036801NPI Registry (opens in a new tab)
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Practice phone
- (863) 419-0692
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Randy V. Heysek's practice address is in Toledo, Ohio
Dr. Heysek's practice address in the NPI Registry is 2142 N Cove Blvd, Toledo, OH 43606, in Lucas County. The practice phone is (863) 419-0692.
- NPI Registry address2142 N Cove Blvd, Toledo, OH 43606 · Lucas CountyPhone(863) 419-0692
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Randy V. Heysek's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Heysek practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Heysek's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Randy V. Heysek is one of 267 radiation oncologists in Ohio
Radiation oncology is Dr. Heysek's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Heysek is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Heysek's licenses on file in 2 states: Florida and Maryland.
Specialties and state licenses
- Radiation oncology, FloridaPrimary
- Maryland license
Radiation oncologists near Dr. Heysek
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. Randy V. Heysek billed Medicare for 2,112 services in 2021
CMS data shows 2,112 Medicare services from Dr. Heysek across 21 procedure codes in 2021. Medicare paid $405,726 for them. Every service was in an office.
Dr. Heysek's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Imaging
- 2020: 1,7202021: 1,09836%
- Other services
- 2020: 1,5182021: 86843%
- Office and hospital visits
- 2020: 1162021: 1171%
- Surgery
- 2020: 502021: 2942%
Dr. Heysek compared with the Ohio median for radiation oncologists, 2021
- Dr. Heysek
- Ohio median
- Medicare services
- 2,112vs 1,12089% above
- Part D claims
- 27vs 3113% below
Medians across 262 radiation oncologists in Ohio with Dmand AI profiles that report each measure.
Dr. Heysek's most billed Medicare procedure codes, 2021
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. Heysek?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Heysek and other radiation oncologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Randy V. Heysek's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Heysek's median patient age at 65, with 0% women.
Dr. Heysek's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Randy V. Heysek wrote 27 Medicare Part D claims in 2022
In 2022, Dr. Heysek wrote 27 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $598 in total drug cost. In 2021, CMS named 233 claims across 8 drugs.
Dr. Heysek'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: 2332022: 2788%
Drugs named by CMS: 2 in 2022, 8 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Randy V. Heysek has 17 publications on record
Dmand AI links 17 papers to Dr. Heysek, published from 2011 to 2024. 2014 was the busiest year, with 4. The most frequent topics are Prostatic Neoplasms, Brachytherapy and Black or African American. Dr. Heysek has published most often in Brachytherapy. Dr. Heysek's most frequent co-authors are Julio M. Pow-Sang, MD, Matthew C. Biagioli, MD and Tobin Joel Strom, MD.
Dr. Heysek's papers by year, 2011 to 2024
Topics Dr. Heysek writes about most
- Prostatic Neoplasms
- Brachytherapy
- Black or African American
- Decision Making
- Dose Fractionation, Radiation
- Glucuronosyltransferase
- Iodine Radioisotopes
- Minor Histocompatibility Antigens
Dr. Heysek's most frequent co-authors
- Julio M. Pow-Sang, MD7 shared papers
- Matthew C. Biagioli, MD4 shared papers
- Tobin Joel Strom, MD4 shared papers
Recent publications by Dr. Heysek
Contemp Clin Trials
See who Dr. Heysek researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Heysek 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. Randy V. Heysek received $752 in industry payments from 2016 to 2025
CMS Open Payments shows 8 general payments to Dr. Heysek from 7 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 67% of the total. Theragenics Corporation paid the most, $500.
General payments to Dr. Heysek by program year, 2016 to 2025
General payments to Dr. Heysek by kind, 2016 to 2025
- Travel and lodging$50067%
- Food and beverage$22530%
- Education$274%
Companies that paid Dr. Heysek 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. Randy V. Heysek has 1 award and honors on record
Dmand AI lists 1 award for Dr. Heysek.
Awards and honors for Dr. Heysek
- Undated
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Randy V. Heysek graduated from University Of Florida College Of Medicine
Dr. Heysek graduated from University Of Florida College Of Medicine in 1984.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Randy V. Heysek accepts plans from 13 insurance carriers
Dr. Heysek is in network with 13 carriers, including United Healthcare, Elevance and Aetna. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- United Healthcare
- Elevance
- Aetna
- Aspirus Health Plan
- Blue Cross Blue Shield of Michigan
- HCSC
- Molina
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Heysek accepts, by number of carriers
- HMO8
- PPO8
- EPO3
- Medicare2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Randy V. Heysek'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 |
| 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Randy V. Heysek
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. Randy V. Heysek's NPI number?
Dr. Randy V. Heysek's NPI number is 1629036801. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Randy V. Heysek?
Dr. Randy V. Heysek is a radiation oncologist in Toledo, Ohio. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Randy V. Heysek practice?
Dr. Heysek practices at 2142 N Cove Blvd, Toledo, OH 43606.
What is Dr. Randy V. Heysek's office phone number?
The practice phone on file for Dr. Heysek is (863) 419-0692.
What is Dr. Randy V. Heysek's medical license number?
Dr. Heysek's Florida license number on file is ME51222, one of the licenses on file in 2 states.
Which states has Dr. Randy V. Heysek been licensed in?
Dmand AI has state licenses on file for Dr. Heysek in Florida (1987 to 2023) and Maryland (1985 to 1988).
Does Dr. Randy V. Heysek accept Medicare?
Yes. CMS data shows Dr. Heysek billed Medicare for 2,112 services in 2021.
Is Dr. Randy V. Heysek board certified?
Yes. Dr. Heysek is board certified in radiation oncology by the American Board of Radiology.
What services does Dr. Randy V. Heysek bill to Medicare?
In 2021, Dr. Heysek's most billed Medicare services were medicare service (G6015), radiation oncology (77014) and medicare service (G6012).
Where did Dr. Randy V. Heysek go to medical school?
Dr. Heysek graduated from University Of Florida College Of Medicine in 1984.
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What drugs does Dr. Randy V. Heysek prescribe most?
In 2022 Medicare Part D data, Dr. Heysek's most prescribed drugs by claims were Bicalutamide and Tamsulosin HCl.
Has Dr. Randy V. Heysek received payments from drug or device companies?
CMS Open Payments shows $752 in general payments to Dr. Heysek from 7 companies from 2016 to 2025. The largest total came from Theragenics Corporation.
How long has Dr. Randy V. Heysek been practicing?
Dr. Heysek graduated from medical school in 1984, 42 years ago.
Does Dr. Randy V. Heysek do research?
Dmand AI links 17 publications to Dr. Heysek, published from 2011 to 2024.
Who does Dr. Randy V. Heysek publish with?
Dr. Heysek's most frequent co-authors are Julio M. Pow-Sang, MD (7 shared papers), Matthew C. Biagioli, MD (4 shared papers) and Tobin Joel Strom, MD (4 shared papers).
What insurance does Dr. Randy V. Heysek accept?
Dr. Heysek is in network with 13 carriers, including United Healthcare, Elevance and Aetna. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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