Dr. Aaron D. Clark, DO
- Medicare services, 2024
- 362
- Medicare patients, 2024
- 112
- Part D claims, 2024
- 3,192
- Hospital affiliations
- 2
- Industry payments
- $2,532
- Practice address
- 920 N Hamilton Rd, Gahanna, OH 43230
- Practice phone
- Call (614) 293-5123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSU General Internal Medicine
Gahanna, Ohio
Find Dr. Clark'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. Aaron D. Clark is a family medicine physician in Gahanna, Ohio
Dr. Clark practices at OSU General Internal Medicine in Gahanna, Ohio.
Dr. Clark's NPI, 1710986922, was assigned on July 19, 2005. Dr. Clark graduated from Ohio University, College of Osteopathic Medicine in 2000. Dr. Clark holds Ohio license 34-007649.
- NPI
- 1710986922NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820136435
- NPI enumeration date
- July 19, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 293-5123
- 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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron D. Clark practices at OSU General Internal Medicine in Gahanna, Ohio
Dr. Clark's primary practice is OSU General Internal Medicine, at 920 N Hamilton Rd, Gahanna, OH 43230 in Franklin County. The practice phone is (614) 293-5123.
- OSU General Internal Medicine920 N Hamilton Rd, Gahanna, OH 43230 · Franklin CountyPhone(614) 293-5123
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Aaron D. Clark is affiliated with 4 sites of care and 1 medical group
Dr. Clark's primary practice is OSU General Internal Medicine in Gahanna, Ohio. Dr. Clark is also affiliated with Ohio State University Hospital. The medical group on file is Ohio State University Physicians. Dmand AI also links Dr. Clark to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Aaron D. Clark's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Clark practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSU General Internal Medicine | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aaron D. Clark is one of 4,955 family medicine physicians in Ohio
Family medicine is Dr. Clark's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Clark is licensed in Ohio.
Specialties and state licenses
- Family medicine, OhioPrimary
Family medicine physicians near Dr. Clark
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. Aaron D. Clark billed Medicare for 362 services in 2024
CMS data shows 362 Medicare services from Dr. Clark across 7 procedure codes in 2024, for 112 Medicare patients. Medicare paid $12,043 for them. Every service was in an office.
Dr. Clark's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1402024: 17928%
- Other services
- 2023: 662024: 10762%
- Lab and pathology
- 2023: 572024: 605%
- Tests and treatments
- 2023: 142024: 1614%
Dr. Clark compared with the Ohio median for family medicine physicians, 2024
- Dr. Clark
- Ohio median
- Medicare services
- 362vs 40110% below
- Medicare patients
- 112vs 15126% below
- Part D claims
- 2,589vs 1,32396% above
Medians across 5,096 family medicine physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Clark'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. Clark 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. Aaron D. Clark treated 112 Medicare patients in 2024, average age 72
CMS counts 112 Medicare patients who saw Dr. Clark in 2024. The largest group is 65 to 74, with 64 patients. 71% of them have high blood pressure, and 53% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Clark's median patient age at 63, with 41% women.
Dr. Clark's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Clark's Medicare patients by sex, 2024
- Women3632%
- Men7668%
Chronic conditions among Dr. Clark's Medicare patients, 2024
- High blood pressure71%
- High cholesterol53%
- Diabetes37%
- Arthritis34%
- Ischemic heart disease29%
- Chronic kidney disease25%
- Mood disorders20%
- Depression18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Clark's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aaron D. Clark wrote 3,192 Medicare Part D claims in 2024
In 2024, Dr. Clark wrote 3,192 Medicare Part D claims for 234 patients. 85% of them were for generic drugs. CMS names the drug for 2,589 of them, across 68 drugs with 11 or more claims each, at $222,923 in total drug cost. In 2023, CMS named 2,581 claims across 67 drugs.
Dr. Clark's Part D claims by kind of drug, 2024
- Generic2,705 claims85%
- Brand-name446 claims14%
- Other41 claims1%
Dr. Clark'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. Clark's Part D claims, 2024
- Opioids1%39 of 3,192 claims
- Antibiotics1%39 of 3,192 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: 2,5812024: 2,589No change
Drugs named by CMS: 68 in 2024, 67 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. Aaron D. Clark takes part in Medicare
Dr. Clark 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. Aaron D. Clark received $2,532 in industry payments from 2016 to 2023
CMS Open Payments shows 12 general payments to Dr. Clark from 7 drug and device companies from 2016 to 2023. Consulting fees make up the largest share, 71% of the total. Gilead Sciences, Inc. paid the most, $1,790.
General payments to Dr. Clark by program year, 2016 to 2023
General payments to Dr. Clark by kind, 2016 to 2023
- Consulting fees$1,79071%
- Food and beverage$64325%
- Education$994%
Companies that paid Dr. Clark the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron D. Clark graduated from Ohio University, College of Osteopathic Medicine
Dr. Clark graduated from Ohio University, College of Osteopathic Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Aaron D. Clark'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) |
| 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. Aaron D. Clark
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. Aaron D. Clark's NPI number?
Dr. Aaron D. Clark's NPI number is 1710986922. It was assigned on July 19, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron D. Clark?
Dr. Aaron D. Clark is a family medicine physician in Gahanna, Ohio. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Aaron D. Clark practice?
Dr. Clark practices at 920 N Hamilton Rd, Gahanna, OH 43230. Dr. Clark's primary practice is OSU General Internal Medicine in Gahanna, Ohio. Dmand AI also links Dr. Clark to 1 hospital and 1 group practice or clinic.
What is Dr. Aaron D. Clark's office phone number?
The practice phone on file for Dr. Clark is (614) 293-5123.
What is Dr. Aaron D. Clark's medical license number?
Dr. Clark holds Ohio license 34-007649.
Which hospitals is Dr. Aaron D. Clark affiliated with?
Dr. Clark is affiliated with Ohio State University Hospital. Dmand AI links Dr. Clark to 1 more hospital.
What medical group is Dr. Aaron D. Clark part of?
Dr. Clark is linked to Ohio State University Physicians.
Does Dr. Aaron D. Clark accept Medicare?
Yes. CMS data shows Dr. Clark billed Medicare for 362 services in 2024, and Dr. Clark accepts Medicare assignment.
How many Medicare patients does Dr. Aaron D. Clark see?
CMS counts 112 Medicare patients who saw Dr. Clark in 2024, with an average age of 72.
What services does Dr. Aaron D. Clark bill to Medicare?
In 2024, Dr. Clark's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and lab and pathology test (83036).
Show 4 more questionsShow fewer questions
Where did Dr. Aaron D. Clark go to medical school?
Dr. Clark graduated from Ohio University, College of Osteopathic Medicine in 2000.
What drugs does Dr. Aaron D. Clark prescribe most?
In 2024 Medicare Part D data, Dr. Clark's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Aaron D. Clark received payments from drug or device companies?
CMS Open Payments shows $2,532 in general payments to Dr. Clark from 7 companies from 2016 to 2023. The largest total came from Gilead Sciences, Inc.
How long has Dr. Aaron D. Clark been practicing?
Dr. Clark graduated from medical school in 2000, 26 years ago.
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