Dr. John Gregory Bohlen, MD
- Medicare services, 2024
- 125
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 7,993
- Hospital affiliations
- 2
- Industry payments
- $5,204
- Practice address
- 610 Northridge Rd, Circleville, OH 43113
- Practice phone
- Call (740) 474-3159
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northridge Family Practice
Primary care practice · Circleville, Ohio
Find Dr. Bohlen'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. John Gregory Bohlen is a family medicine physician in Circleville, Ohio
Dr. Bohlen practices at Northridge Family Practice in Circleville, Ohio.
Dr. Bohlen's NPI, 1689665242, was assigned on November 2, 2005. Dr. Bohlen graduated from Ohio State University College of Medicine in 1980. Dr. Bohlen holds Ohio license 35046385B.
- NPI
- 1689665242NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294711040
- NPI enumeration date
- November 2, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 474-3159
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Gregory Bohlen practices at Northridge Family Practice in Circleville, Ohio
Dr. Bohlen's primary practice is Northridge Family Practice, at 610 Northridge Rd, Circleville, OH 43113. The practice phone is (740) 474-3159.
- Northridge Family Practice610 Northridge Rd, Circleville, OH 43113Phone(740) 474-3159
Source: Dmand AI Affiliation Data
Dr. John Gregory Bohlen is affiliated with 3 sites of care and 1 medical group
Dr. Bohlen's primary practice is Northridge Family Practice in Circleville, Ohio. Dr. Bohlen is also affiliated with OhioHealth Berger Hospital. Dmand AI also links Dr. Bohlen to 1 more hospital and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Gregory Bohlen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bohlen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northridge Family Practice | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Gregory Bohlen is one of 4,955 family medicine physicians in Ohio
Family medicine is Dr. Bohlen's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Bohlen is licensed in Ohio.
Specialties and state licenses
- Family medicine, OhioPrimary
Family medicine physicians near Dr. Bohlen
Counts of family medicine physicians 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. John Gregory Bohlen billed Medicare for 125 services in 2024
CMS data shows 125 Medicare services from Dr. Bohlen across 5 procedure codes in 2024, for 76 Medicare patients. Medicare paid $6,135 for them. Every service was in an office.
Dr. Bohlen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3322024: 8774%
- Other services
- 2023: 2152024: 3882%
- Tests and treatments
- 2023: 262024: 0100%
Dr. Bohlen compared with the Ohio median for family medicine physicians, 2024
- Dr. Bohlen
- Ohio median
- Medicare services
- 125vs 40169% below
- Medicare patients
- 76vs 15150% below
- Part D claims
- 7,250vs 1,3235.5 times
Medians across 5,096 family medicine physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Bohlen'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. Bohlen and other family medicine physicians in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Gregory Bohlen treated 76 Medicare patients in 2024, average age 72
CMS counts 76 Medicare patients who saw Dr. Bohlen in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bohlen's median patient age at 65, with 47% women.
Dr. Bohlen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Bohlen's Medicare patients by sex, 2024
- Women3850%
- Men3850%
Chronic conditions among Dr. Bohlen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis41%
- Diabetes39%
- Chronic kidney disease29%
- Ischemic heart disease28%
- Anxiety24%
- Atrial fibrillation22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bohlen'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
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Gregory Bohlen wrote 7,993 Medicare Part D claims in 2024
In 2024, Dr. Bohlen wrote 7,993 Medicare Part D claims for 418 patients. 89% of them were for generic drugs. CMS names the drug for 7,250 of them, across 139 drugs with 11 or more claims each, at $425,894 in total drug cost. In 2023, CMS named 7,911 claims across 147 drugs.
Dr. Bohlen's Part D claims by kind of drug, 2024
- Generic7,109 claims89%
- Brand-name826 claims10%
- Other58 claims1%
Dr. Bohlen'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. Bohlen's Part D claims, 2024
- Opioids8%670 of 7,993 claims
- Antibiotics4%328 of 7,993 claims
- Antipsychotics, patients 65 and over1%57 of 7,993 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: 7,9112024: 7,2508%
Drugs named by CMS: 139 in 2024, 147 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. John Gregory Bohlen takes part in Medicare
Dr. Bohlen 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)
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Dr. John Gregory Bohlen received $5,204 in industry payments from 2016 to 2025
CMS Open Payments shows 374 general payments to Dr. Bohlen from 41 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Pfizer Inc. paid the most, $691.
General payments to Dr. Bohlen by program year, 2016 to 2025
General payments to Dr. Bohlen by kind, 2016 to 2025
- Food and beverage$5,06997%
- Education$1353%
Companies that paid Dr. Bohlen 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. John Gregory Bohlen graduated from Ohio State University College of Medicine
Dr. Bohlen graduated from Ohio State University College of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Gregory Bohlen'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) |
| 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. John Gregory Bohlen
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. John Gregory Bohlen's NPI number?
Dr. John Gregory Bohlen's NPI number is 1689665242. It was assigned on November 2, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Gregory Bohlen?
Dr. John Gregory Bohlen is a family medicine physician in Circleville, Ohio. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. John Gregory Bohlen practice?
Dr. Bohlen practices at 610 Northridge Rd, Circleville, OH 43113. Dr. Bohlen's primary practice is Northridge Family Practice in Circleville, Ohio. Dmand AI also links Dr. Bohlen to 1 hospital and 1 medical group.
What is Dr. John Gregory Bohlen's office phone number?
The practice phone on file for Dr. Bohlen is (740) 474-3159.
What is Dr. John Gregory Bohlen's medical license number?
Dr. Bohlen holds Ohio license 35046385B.
Which hospitals is Dr. John Gregory Bohlen affiliated with?
Dr. Bohlen is affiliated with OhioHealth Berger Hospital. Dmand AI links Dr. Bohlen to 1 more hospital.
Does Dr. John Gregory Bohlen accept Medicare?
Yes. CMS data shows Dr. Bohlen billed Medicare for 125 services in 2024, and Dr. Bohlen accepts Medicare assignment.
How many Medicare patients does Dr. John Gregory Bohlen see?
CMS counts 76 Medicare patients who saw Dr. Bohlen in 2024, with an average age of 72.
What services does Dr. John Gregory Bohlen bill to Medicare?
In 2024, Dr. Bohlen's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. John Gregory Bohlen go to medical school?
Dr. Bohlen graduated from Ohio State University College of Medicine in 1980.
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What drugs does Dr. John Gregory Bohlen prescribe most?
In 2024 Medicare Part D data, Dr. Bohlen's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Omeprazole.
Has Dr. John Gregory Bohlen received payments from drug or device companies?
CMS Open Payments shows $5,204 in general payments to Dr. Bohlen from 41 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. John Gregory Bohlen been practicing?
Dr. Bohlen graduated from medical school in 1980, 46 years ago.
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