Dr. Aja Nikole Happel, MD
- Medicare services, 2024
- 182
- Medicare patients, 2024
- 73
- Part D claims, 2024
- 132
- Hospital affiliations
- 1
- Industry payments
- $52
- Practice address
- 380 Summit Avenue, Steubenville, OH 43952
- Practice phone
- Call (740) 264-7212
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Happel'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. Aja Nikole Happel is an internist in Steubenville, Ohio
Dr. Happel practices at Trinity Health System in Steubenville, Ohio, part of University of Pittsburgh Medical Center.
Dr. Happel's NPI, 1912586363, was assigned on April 5, 2021. Dr. Happel holds Ohio license 35.150461.
- NPI
- 1912586363NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476093857
- NPI enumeration date
- April 5, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 264-7212
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aja Nikole Happel practices at 2 locations in Steubenville, Ohio
Dr. Happel's primary practice is Trinity Health System, at 380 Summit Avenue, Steubenville, OH 43952 in Jefferson County. The practice phone is (740) 264-7212. Dr. Happel also practices at Trinity Medical Center West, 4000 Johnson Rd, Steubenville, OH 43952.
- Trinity Health SystemPrimary380 Summit Avenue, Steubenville, OH 43952 · Jefferson CountyPhone(740) 264-7212
- Trinity Medical Center West4000 Johnson Rd, Steubenville, OH 43952 · Jefferson CountyPhone(740) 264-8110
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Aja Nikole Happel is affiliated with 1 site of care and 2 medical groups
Dr. Happel's primary practice is Trinity Health System in Steubenville, Ohio, part of University of Pittsburgh Medical Center. The medical group on file is Trinity Family Care Centers. Dmand AI also links Dr. Happel to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aja Nikole Happel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Happel practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Trinity Health System | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aja Nikole Happel is one of 4,708 internists in Ohio
Internal medicine is Dr. Happel's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Happel is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Happel
Counts of internists 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. Aja Nikole Happel billed Medicare for 182 services in 2024
CMS data shows 182 Medicare services from Dr. Happel across 4 procedure codes in 2024, for 73 Medicare patients. Medicare paid $12,242 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Happel compared with the Ohio median for internists, 2024
- Dr. Happel
- Ohio median
- Medicare services
- 182vs 48763% below
- Medicare patients
- 73vs 19262% below
- Part D claims
- 15vs 29495% below
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Happel'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. Happel?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Happel and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aja Nikole Happel treated 73 Medicare patients in 2024, average age 78
CMS counts 73 Medicare patients who saw Dr. Happel in 2024. The largest group is 75 to 84, with 26 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.68, 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. Happel's median patient age at 74, with 47% women.
Dr. Happel's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Happel's Medicare patients by sex, 2024
- Women4460%
- Men2940%
Chronic conditions among Dr. Happel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease53%
- Heart failure52%
- Atrial fibrillation49%
- Diabetes48%
- Anxiety47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Happel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aja Nikole Happel wrote 132 Medicare Part D claims in 2024
In 2024, Dr. Happel wrote 132 Medicare Part D claims for 30 patients. 89% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $95 in total drug cost. In 2022, CMS named 13 claims across 1 drug.
Dr. Happel's Part D claims by kind of drug, 2024
- Generic118 claims89%
- Brand-name14 claims11%
Dr. Happel's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 132023: 1515%
Drugs named by CMS: 1 in 2023, 1 in 2022.
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. Aja Nikole Happel takes part in Medicare
Dr. Happel 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. Aja Nikole Happel received $52 in industry payments in 2024
CMS Open Payments shows 3 general payments to Dr. Happel from 3 drug and device companies in 2024. Food and beverage make up the largest share, 100% of the total. MAQUET Cardiovascular U.S. Sales, L.L.C. paid the most, $20.
Companies that paid Dr. Happel the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Aja Nikole Happel'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Aja Nikole Happel
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. Aja Nikole Happel's NPI number?
Dr. Aja Nikole Happel's NPI number is 1912586363. It was assigned on April 5, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Aja Nikole Happel?
Dr. Aja Nikole Happel is an internist in Steubenville, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Aja Nikole Happel practice?
Dr. Happel practices at 380 Summit Avenue, Steubenville, OH 43952. Dr. Happel also practices at 4000 Johnson Rd, Steubenville, OH 43952. Dr. Happel's primary practice is Trinity Health System in Steubenville, Ohio, part of University of Pittsburgh Medical Center. Dmand AI also links Dr. Happel to 1 medical group.
What is Dr. Aja Nikole Happel's office phone number?
The practice phone on file for Dr. Happel is (740) 264-7212.
What is Dr. Aja Nikole Happel's medical license number?
Dr. Happel holds Ohio license 35.150461.
Which hospitals is Dr. Aja Nikole Happel affiliated with?
Dr. Happel practices at Trinity Health System in Steubenville, Ohio.
What medical group is Dr. Aja Nikole Happel part of?
Dr. Happel is linked to Trinity Family Care Centers. Dmand AI links Dr. Happel to 1 more medical group.
Does Dr. Aja Nikole Happel accept Medicare?
Yes. CMS data shows Dr. Happel billed Medicare for 182 services in 2024, and Dr. Happel accepts Medicare assignment.
How many Medicare patients does Dr. Aja Nikole Happel see?
CMS counts 73 Medicare patients who saw Dr. Happel in 2024, with an average age of 78.
What services does Dr. Aja Nikole Happel bill to Medicare?
In 2024, Dr. Happel's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99238) and hospital inpatient care (99233).
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What drugs does Dr. Aja Nikole Happel prescribe most?
In 2023 Medicare Part D data, Dr. Happel's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Aja Nikole Happel received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Dr. Happel from 3 companies from 2024 to 2024. The largest total came from MAQUET Cardiovascular U.S. Sales, L.L.C.
How long has Dr. Aja Nikole Happel been practicing?
Dr. Happel graduated from medical school in 2020, 6 years ago.
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