Dr. Mark D. Bej, MD
- Medicare services, 2024
- 1,482
- Medicare patients, 2024
- 486
- Part D claims, 2024
- 6,788
- MIPS score, 2024
- 80
- Hospital affiliations
- 5
- Practice address
- 224 W Lorain St, Oberlin, OH 44074
- Practice phone
- Call (419) 609-1112
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northern Ohio Medical Specialists
Oberlin, Ohio
Find Dr. Bej'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. Mark D. Bej is a neurologist in Oberlin, Ohio
Dr. Bej practices at Northern Ohio Medical Specialists in Oberlin, Ohio.
Dr. Bej's NPI, 1427040914, was assigned on August 19, 2005. Dr. Bej graduated from Pennsylvania State University College of Medicine in 1987. Dr. Bej holds Ohio license 35063592.
- NPI
- 1427040914NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527956218
- NPI enumeration date
- August 19, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 609-1112
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark D. Bej practices at Northern Ohio Medical Specialists in Oberlin, Ohio
Dr. Bej's primary practice is Northern Ohio Medical Specialists, at 224 W Lorain St, Oberlin, OH 44074 in Lorain County. The practice phone is (419) 609-1112.
- Northern Ohio Medical Specialists224 W Lorain St, Oberlin, OH 44074 · Lorain CountyPhone(419) 609-1112
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark D. Bej is affiliated with 7 sites of care and 1 medical group
Dr. Bej's primary practice is Northern Ohio Medical Specialists in Oberlin, Ohio. Dr. Bej is also affiliated with Mercy Health - Allen Hospital. The medical group on file is NOMS Healthcare. Dmand AI also links Dr. Bej to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark D. Bej's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bej practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Ohio Medical Specialists | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark D. Bej is one of 738 neurologists in Ohio
Neurology is Dr. Bej's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Bej is licensed in Ohio.
Specialties and state licenses
- Neurology, OhioPrimary
Neurologists near Dr. Bej
Counts of neurologists 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. Mark D. Bej billed Medicare for 1,482 services in 2024
CMS data shows 1,482 Medicare services from Dr. Bej across 13 procedure codes in 2024, for 486 Medicare patients. Medicare paid $101,404 for them.
Dr. Bej's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3512024: 57363%
- Office and hospital visits
- 2023: 5412024: 5282%
- Other services
- 2023: 02024: 243
- Drugs given in the office
- 2023: 1602024: 12423%
- Surgery
- 2023: 182024: 1422%
Where Dr. Bej's Medicare services took place, 2024
- In an office1,30588%
- In a facility17712%
Dr. Bej compared with the Ohio median for neurologists, 2024
- Dr. Bej
- Ohio median
- Medicare services
- 1,482vs 3154.7 times
- Medicare patients
- 486vs 1962.5 times
- Part D claims
- 6,505vs 40915.9 times
Medians across 700 neurologists in Ohio with Dmand AI profiles that report each measure.
Dr. Bej'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bej and other neurologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark D. Bej treated 486 Medicare patients in 2024, average age 72
CMS counts 486 Medicare patients who saw Dr. Bej in 2024. The largest group is 65 to 74, with 185 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bej's median patient age at 67, with 52% women.
Dr. Bej's Medicare patients by age, 2024
Dr. Bej's Medicare patients by sex, 2024
- Women26555%
- Men22145%
Chronic conditions among Dr. Bej's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Mood disorders33%
- Anxiety30%
- Depression30%
- Ischemic heart disease30%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bej'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
- Women52%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark D. Bej wrote 6,788 Medicare Part D claims in 2024
In 2024, Dr. Bej wrote 6,788 Medicare Part D claims for 518 patients. 86% of them were for generic drugs. CMS names the drug for 6,505 of them, across 92 drugs with 11 or more claims each, at $2,034,275 in total drug cost. In 2023, CMS named 6,576 claims across 93 drugs.
Dr. Bej's Part D claims by kind of drug, 2024
- Generic5,850 claims86%
- Brand-name905 claims13%
- Other33 claims0%
Dr. Bej'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. Bej's Part D claims, 2024
- Opioids0%11 of 6,788 claims
- Antipsychotics, patients 65 and over0%28 of 6,788 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: 6,5762024: 6,5051%
Drugs named by CMS: 92 in 2024, 93 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
Dr. Mark D. Bej scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Bej for performance year 2024, reported as part of a group. Dr. Bej accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Bej's MIPS scores, performance year 2024
- 80of 100Final score
- 59.1of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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. Mark D. Bej received $67,452 in industry payments from 2016 to 2025
CMS Open Payments shows 1,405 general payments to Dr. Bej from 77 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Teva Pharmaceuticals USA, Inc. paid the most, $23,115.
General payments to Dr. Bej by program year, 2016 to 2025
General payments to Dr. Bej by kind, 2016 to 2025
- Food and beverage$35,10552%
- Speaker and faculty fees$13,52020%
- Honoraria$5,6258%
- Travel and lodging$5,5568%
- Other$7,42911%
Companies that paid Dr. Bej 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. Mark D. Bej graduated from Pennsylvania State University College of Medicine
Dr. Bej graduated from Pennsylvania State University College of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark D. Bej'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 DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Mark D. Bej
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. Mark D. Bej's NPI number?
Dr. Mark D. Bej's NPI number is 1427040914. It was assigned on August 19, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark D. Bej?
Dr. Mark D. Bej is a neurologist in Oberlin, Ohio. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Mark D. Bej practice?
Dr. Bej practices at 224 W Lorain St, Oberlin, OH 44074. Dr. Bej's primary practice is Northern Ohio Medical Specialists in Oberlin, Ohio. Dmand AI also links Dr. Bej to 4 hospitals and 1 group practice or clinic.
What is Dr. Mark D. Bej's office phone number?
The practice phone on file for Dr. Bej is (419) 609-1112.
What is Dr. Mark D. Bej's medical license number?
Dr. Bej holds Ohio license 35063592.
Which hospitals is Dr. Mark D. Bej affiliated with?
Dr. Bej is affiliated with Mercy Health - Allen Hospital. Dmand AI links Dr. Bej to 4 more hospitals.
What medical group is Dr. Mark D. Bej part of?
Dr. Bej is linked to NOMS Healthcare.
Does Dr. Mark D. Bej accept Medicare?
Yes. CMS data shows Dr. Bej billed Medicare for 1,482 services in 2024, and Dr. Bej accepts Medicare assignment.
What is Dr. Mark D. Bej's MIPS score?
Dr. Bej's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mark D. Bej see?
CMS counts 486 Medicare patients who saw Dr. Bej in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Mark D. Bej bill to Medicare?
In 2024, Dr. Bej's most billed Medicare services were nerve and brain test (95886), office visit, established patient (99214) and medicare service (G2211).
Where did Dr. Mark D. Bej go to medical school?
Dr. Bej graduated from Pennsylvania State University College of Medicine in 1987.
What drugs does Dr. Mark D. Bej prescribe most?
In 2024 Medicare Part D data, Dr. Bej's most prescribed drugs by claims were Topiramate, Gabapentin and Memantine HCl.
Has Dr. Mark D. Bej received payments from drug or device companies?
CMS Open Payments shows $67,452 in general payments to Dr. Bej from 77 companies from 2016 to 2025. The largest total came from Teva Pharmaceuticals USA, Inc.
How long has Dr. Mark D. Bej been practicing?
Dr. Bej graduated from medical school in 1987, 39 years ago.
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