Robert William Horner IV
- Part D claims, 2024
- 128
- Hospital affiliations
- 2
- Industry payments
- $230
- Medical groups
- 2
- State license
- 1
- Practice address
- 5300 N. Meadows Dr., Grove City, OH 43123
- Practice phone
- Call (614) 234-7400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mount Carmel Women's Health Center Grove City
Mammography / Breast Imaging Center · Grove City, Ohio
Find Robert Horner'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.
Robert William Horner IV is an internist in Grove City, Ohio
Robert Horner practices at Mount Carmel Women's Health Center Grove City in Grove City, Ohio.
Robert Horner's NPI, 1790429751, was assigned on April 26, 2022. Robert Horner holds Ohio license 34.017495.
- NPI
- 1790429751NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234514100
- NPI enumeration date
- April 26, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 234-7400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert William Horner IV practices at Mount Carmel Women's Health Center Grove City in Grove City, Ohio
Robert Horner's primary practice is Mount Carmel Women's Health Center Grove City, at 5300 N. Meadows Dr., Grove City, OH 43123. The practice phone is (614) 234-7400.
- Mount Carmel Women's Health Center Grove City5300 N. Meadows Dr., Grove City, OH 43123Phone(614) 234-7400
Source: Dmand AI Affiliation Data
Robert William Horner IV is affiliated with 5 sites of care and 2 medical groups
Robert Horner's primary practice is Mount Carmel Women's Health Center Grove City in Grove City, Ohio. Robert Horner is also affiliated with Mount Carmel East. The medical group on file is Mount Carmel Medical Group. Dmand AI also links Robert Horner to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert William Horner IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Horner practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mount Carmel Women's Health Center Grove City | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Robert William Horner IV is one of 4,708 internists in Ohio
Internal medicine is Robert Horner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Robert Horner is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Robert Horner
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
Robert William Horner IV's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Robert Horner's median patient age at 57, with 43% women.
Robert Horner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Robert William Horner IV wrote 128 Medicare Part D claims in 2024
In 2024, Robert Horner wrote 128 Medicare Part D claims for 28 patients. 89% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $242 in total drug cost.
Robert Horner's Part D claims by kind of drug, 2024
- Generic114 claims89%
- Brand-name and other14 claims11%
Robert Horner'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.
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 Robert William Horner IV takes part in Medicare
Robert Horner 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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Robert William Horner IV received $230 in industry payments in 2025
CMS Open Payments shows 11 general payments to Robert Horner from 9 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $58.
Companies that paid Robert Horner the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Robert William Horner IV'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 DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Robert William Horner IV
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert William Horner IV's NPI number?
Robert William Horner IV's NPI number is 1790429751. It was assigned on April 26, 2022, and it is active in the NPI Registry.
What does Robert William Horner IV specialize in?
Robert William Horner IV is an internist in Grove City, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Robert William Horner IV practice?
Robert Horner practices at 5300 N. Meadows Dr., Grove City, OH 43123. Robert Horner's primary practice is Mount Carmel Women's Health Center Grove City in Grove City, Ohio. Dmand AI also links Robert Horner to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Robert William Horner IV's office phone number?
The practice phone on file for Robert Horner is (614) 234-7400.
What is Robert William Horner IV's medical license number?
Robert Horner holds Ohio license 34.017495, one of 2 state licenses on file.
Which hospitals is Robert William Horner IV affiliated with?
Robert Horner is affiliated with Mount Carmel East. Dmand AI links Robert Horner to 1 more hospital.
What medical group is Robert William Horner IV part of?
Robert Horner is linked to Mount Carmel Medical Group. Dmand AI links Robert Horner to 1 more medical group.
Does Robert William Horner IV accept Medicare?
Yes. CMS lists Robert Horner as accepting Medicare assignment.
What drugs does Robert William Horner IV prescribe most?
In 2024 Medicare Part D data, Robert Horner's most prescribed drugs by claims were Sertraline HCl.
Has Robert William Horner IV received payments from drug or device companies?
CMS Open Payments shows $230 in general payments to Robert Horner from 9 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Robert William Horner IV been practicing?
Robert Horner graduated from medical school in 2022, 4 years ago.
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