Dr. Steven E. Olyejar, MD
- Medicare services, 2024
- 1,380
- Medicare patients, 2024
- 146
- Part D claims, 2024
- 155
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 2600 6th St SW, Canton, OH 44710
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Aultman Hospital - HOPD
Childrens Hospital outpatient department · Canton, Ohio
Find Dr. Olyejar'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. Steven E. Olyejar is a radiation oncologist in Canton, Ohio
Dr. Olyejar practices at Aultman Hospital - HOPD in Canton, Ohio.
Dr. Olyejar's NPI, 1043285448, was assigned on February 20, 2006. Dr. Olyejar graduated from University of Colorado Anschutz Medical Campus in 2000. Dr. Olyejar holds Ohio license 35.144142.
- NPI
- 1043285448NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870530488
- NPI enumeration date
- February 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven E. Olyejar practices at Aultman Hospital - HOPD in Canton, Ohio
Dr. Olyejar's primary practice is Aultman Hospital - HOPD, at 2600 6th St SW, Canton, OH 44710.
- Aultman Hospital - HOPD2600 6th St SW, Canton, OH 44710
Source: Dmand AI Affiliation Data
Dr. Steven E. Olyejar is affiliated with 4 sites of care and 5 medical groups
Dr. Olyejar's primary practice is Aultman Hospital - HOPD in Canton, Ohio. Dr. Olyejar is also affiliated with Aultman Hospital. The medical group on file is Aultman Neurosurgery. Dmand AI also links Dr. Olyejar to 2 more hospitals and 4 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Steven E. Olyejar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Olyejar practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aultman Hospital - HOPD | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Steven E. Olyejar is one of 267 radiation oncologists in Ohio
Radiation oncology is Dr. Olyejar's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Olyejar is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Olyejar's licenses on file in 5 states: Ohio, Arizona, Iowa, Nebraska and South Carolina.
Specialties and state licenses
- Radiation oncology, OhioPrimary
- Arizona license
- Iowa license
- Nebraska license
- South Carolina license
Clinical focus
Dmand AI lists bladder cancer radiation, bone cancer radiation, brain cancer radiation, cancer radiation-upper GI, cervical cancer radiation, colorectal cancer radiation, head & neck cancer radiation and lung cancer radiation among the conditions Dr. Olyejar treats.
Radiation oncologists near Dr. Olyejar
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. Steven E. Olyejar billed Medicare for 1,380 services in 2024
CMS data shows 1,380 Medicare services from Dr. Olyejar across 10 procedure codes in 2024, for 146 Medicare patients. Medicare paid $94,973 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Olyejar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,6482024: 1,32020%
- Office and hospital visits
- 2023: 852024: 4646%
- Surgery
- 2023: 02024: 14
Dr. Olyejar compared with the Ohio median for radiation oncologists, 2024
- Dr. Olyejar
- Ohio median
- Medicare services
- 1,380vs 1,12023% above
- Medicare patients
- 146vs 1577% below
- Part D claims
- 103vs 313.3 times
Medians across 262 radiation oncologists in Ohio with Dmand AI profiles that report each measure.
Dr. Olyejar'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. Olyejar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Olyejar and other radiation oncologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven E. Olyejar treated 146 Medicare patients in 2024, average age 73
CMS counts 146 Medicare patients who saw Dr. Olyejar in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have cancer, and 71% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.76, 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. Olyejar's median patient age at 73, with 30% women.
Dr. Olyejar's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Olyejar's Medicare patients by sex, 2024
- Women6142%
- Men8558%
Chronic conditions among Dr. Olyejar's Medicare patients, 2024
- Cancer75%
- High cholesterol71%
- High blood pressure68%
- Arthritis62%
- Ischemic heart disease37%
- Anxiety34%
- Diabetes27%
- COPD26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Olyejar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women30%
- Men68%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven E. Olyejar wrote 155 Medicare Part D claims in 2024
In 2024, Dr. Olyejar wrote 155 Medicare Part D claims for 78 patients. 96% of them were for generic drugs. CMS names the drug for 103 of them, across 3 drugs with 11 or more claims each, at $1,008 in total drug cost. In 2023, CMS named 101 claims across 2 drugs.
Dr. Olyejar's Part D claims by kind of drug, 2024
- Generic149 claims96%
- Brand-name and other6 claims4%
Dr. Olyejar'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. Olyejar's Part D claims, 2024
- Opioids7%11 of 155 claims
- Antibiotics23%35 of 155 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: 1012024: 1032%
Drugs named by CMS: 3 in 2024, 2 in 2023.
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. Steven E. Olyejar takes part in Medicare
Dr. Olyejar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Steven E. Olyejar has 1 publication on record
Dmand AI links 1 paper to Dr. Olyejar in 2010. Dr. Olyejar's most frequent co-author is Anthony E. Dragun, MD.
Dr. Olyejar's most frequent co-authors
Recent publications by Dr. Olyejar
See who Dr. Olyejar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Olyejar 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. Steven E. Olyejar received $2,705 in industry payments from 2016 to 2025
CMS Open Payments shows 41 general payments to Dr. Olyejar from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 74% of the total. Carl Zeiss Meditec USA, Inc. paid the most, $708.
General payments to Dr. Olyejar by program year, 2016 to 2025
General payments to Dr. Olyejar by kind, 2016 to 2025
- Food and beverage$1,99774%
- Education$50018%
- Travel and lodging$2088%
Companies that paid Dr. Olyejar 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. Steven E. Olyejar has 1 award and honors on record
Dmand AI lists 1 award for Dr. Olyejar, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Olyejar
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Steven E. Olyejar graduated from University of Colorado Anschutz Medical Campus
Dr. Olyejar graduated from University of Colorado Anschutz Medical Campus in 2000.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Steven E. Olyejar accepts plans from 18 insurance carriers
Dr. Olyejar is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- CareSource
- +10 more carriersWith a free account
Plan types Dr. Olyejar accepts, by number of carriers
- PPO11
- HMO8
- Medicare8
- POS4
- EPO3
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Steven E. Olyejar'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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. Steven E. Olyejar
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. Steven E. Olyejar's NPI number?
Dr. Steven E. Olyejar's NPI number is 1043285448. It was assigned on February 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven E. Olyejar?
Dr. Steven E. Olyejar is a radiation oncologist in Canton, Ohio. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Steven E. Olyejar practice?
Dr. Olyejar practices at 2600 6th St SW, Canton, OH 44710. Dr. Olyejar's primary practice is Aultman Hospital - HOPD in Canton, Ohio. Dmand AI also links Dr. Olyejar to 2 hospitals and 4 medical groups.
What is Dr. Steven E. Olyejar's medical license number?
Dr. Olyejar holds Ohio license 35.144142, one of the licenses on file in 5 states.
Which states has Dr. Steven E. Olyejar been licensed in?
Dmand AI has state licenses on file for Dr. Olyejar in Ohio (2022 to 2026), Arizona (2005 to 2026), Iowa (2021 to 2023), Nebraska (2021 to 2022) and South Carolina (2002 to 2005).
Which hospitals is Dr. Steven E. Olyejar affiliated with?
Dr. Olyejar is affiliated with Aultman Hospital. Dmand AI links Dr. Olyejar to 2 more hospitals.
What medical group is Dr. Steven E. Olyejar part of?
Dr. Olyejar is linked to Aultman Neurosurgery. Dmand AI links Dr. Olyejar to 4 more medical groups.
Does Dr. Steven E. Olyejar accept Medicare?
Yes. CMS data shows Dr. Olyejar billed Medicare for 1,380 services in 2024, and Dr. Olyejar accepts Medicare assignment.
How many Medicare patients does Dr. Steven E. Olyejar see?
CMS counts 146 Medicare patients who saw Dr. Olyejar in 2024, with an average age of 73.
Is Dr. Steven E. Olyejar board certified?
Yes. Dr. Olyejar is board certified in radiation oncology by the American Board of Radiology.
Show 8 more questionsShow fewer questions
What services does Dr. Steven E. Olyejar bill to Medicare?
In 2024, Dr. Olyejar's most billed Medicare services were radiation oncology (77014), radiation oncology (77300) and radiation oncology (77427).
Where did Dr. Steven E. Olyejar go to medical school?
Dr. Olyejar graduated from University of Colorado Anschutz Medical Campus in 2000.
What drugs does Dr. Steven E. Olyejar prescribe most?
In 2024 Medicare Part D data, Dr. Olyejar's most prescribed drugs by claims were Tamsulosin HCl, Sulfamethoxazole-Trimethoprim and Oxybutynin Chloride ER.
Has Dr. Steven E. Olyejar received payments from drug or device companies?
CMS Open Payments shows $2,705 in general payments to Dr. Olyejar from 22 companies from 2016 to 2025. The largest total came from Carl Zeiss Meditec USA, Inc.
How long has Dr. Steven E. Olyejar been practicing?
Dr. Olyejar graduated from medical school in 2000, 26 years ago.
Does Dr. Steven E. Olyejar do research?
Dmand AI links 1 publication to Dr. Olyejar.
Who does Dr. Steven E. Olyejar publish with?
Dr. Olyejar's most frequent co-authors are Anthony E. Dragun, MD (1 shared paper).
What insurance does Dr. Steven E. Olyejar accept?
Dr. Olyejar is in network with 18 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
Selling to radiation oncology practices?
See radiation oncologists in Ohio by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card