Quick answers
- Which hospitals does Joseph Farrell work at?
- Medicare's official clinician data lists Joseph Farrell at 5 hospitals: Grant Medical Center, Knox Community Hospital, Memorial Hospital, OhioHealth Morrow County Hospital and Riverside Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph Farrell see patients?
- Medicare's clinician data lists 2 practice locations, including Columbus, OH and Marysville, OH. Call before your visit to confirm the address.
- What is Joseph Farrell's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Joseph Farrell accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph Farrell accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Joseph Farrell?
- (614) 566-5000, as listed in official Medicare / NPI Registry data.
- What is Joseph Farrell's NPI number?
- 1720426968. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph Farrell works
Medicare's Facility Affiliation Data lists Joseph Farrell at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grant Medical CenterColumbus, OH · Acute Care Hospital · CCN 360017
- Knox Community HospitalMount Vernon, OH · Acute Care Hospital · CCN 360040
- Memorial HospitalMarysville, OH · Acute Care Hospital · CCN 360092
- OhioHealth Morrow County HospitalMount Gilead, OH · Critical Access Hospital · CCN 361313
- Riverside Methodist HospitalColumbus, OH · Acute Care Hospital · CCN 360006
Practice locations
Addresses where Joseph Farrell is enrolled with Medicare (CMS data updated 2026-10-02).
- 3535 Olentangy River RdColumbus, OH 43214 (614) 566‑5000
- 500 London AveMarysville, OH 43040 (614) 255‑6900
Group practices
Medicare enrollment lists Joseph Farrell as a member of this group (CMS data updated 2026-10-02).
- Central Ohio Hospitalists, Inc190 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Columbus
Clinicians with the same Medicare primary specialty in Columbus, OH — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Arizona College Of Osteopathic Medicine Mid Western University |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720426968 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians