Quick answers
- Which hospitals does Mark L. Graves work at?
- Medicare's official clinician data lists Mark L. Graves at 2 hospitals: Maury Regional Hospital and Rainy Lake Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark L. Graves see patients?
- Medicare's clinician data lists 2 practice locations, including Columbia, TN and International Falls, MN. Call before your visit to confirm the address.
- What is Mark L. Graves's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Mark L. Graves accept Medicare assignment?
- Yes. Medicare's clinician data says Mark L. Graves 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 Mark L. Graves?
- (931) 490-7348, as listed in official Medicare / NPI Registry data.
- What is Mark L. Graves's NPI number?
- 1881977684. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark L. Graves works
Medicare's Facility Affiliation Data lists Mark L. Graves at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Maury Regional HospitalColumbia, TN · Acute Care Hospital · CCN 440073
- Rainy Lake Medical CenterInternational Falls, MN · Critical Access Hospital · CCN 241322
Practice locations
Addresses where Mark L. Graves is enrolled with Medicare (CMS data updated 2026-10-02).
- 1222 Trotwood Ave, Suite 101Columbia, TN 38401 (931) 490‑7348
- 1400 Hwy 71International Falls, MN 56649 (218) 283‑4481
Group practices
Medicare enrollment lists Mark L. Graves as a member of these groups (CMS data updated 2026-10-02).
- Maury Regional Medical Group, Inc117 clinicians in the group
- International Falls Memorial Hospital Association18 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Columbia
Clinicians with the same Medicare primary specialty in Columbia, TN — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Medical school | Vanderbilt University School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881977684 |
| 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