Quick answers
- Which hospitals does Adam Barker work at?
- Medicare's official clinician data lists Adam Barker at 1 hospital: Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adam Barker see patients?
- Medicare's clinician data lists 1 practice location in Marysville, OH. Call before your visit to confirm the address.
- What is Adam Barker's specialty?
- Medicare lists General Surgery as the primary specialty, and also Colorectal Surgery (Proctology).
- Does Adam Barker accept Medicare assignment?
- Yes. Medicare's clinician data says Adam Barker 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 Adam Barker?
- (937) 578-4300, as listed in official Medicare / NPI Registry data.
- What is Adam Barker's NPI number?
- 1225203896. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adam Barker works
Medicare's Facility Affiliation Data lists Adam Barker at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorial HospitalMarysville, OH · Acute Care Hospital · CCN 360092
Practice locations
Addresses where Adam Barker is enrolled with Medicare (CMS data updated 2026-10-02).
- 140 Colemans Xing, Suite 200Marysville, OH 43040 (937) 578‑4300
Group practices
Medicare enrollment lists Adam Barker as a member of this group (CMS data updated 2026-10-02).
- Union County Physician Corporation105 clinicians in the group
Specialties
Other general surgeons in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Clinician information
| Medical school | Creighton University School Of Medicine |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225203896 |
| 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