Quick answers
- Which hospitals does Jason C. Mattern Sr. work at?
- Medicare's official clinician data lists Jason C. Mattern Sr. at 1 hospital: Vanderbilt Clarksville Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jason C. Mattern Sr. see patients?
- Medicare's clinician data lists 2 practice locations, including Nashville, TN and Clarksville, TN. Call before your visit to confirm the address.
- What is Jason C. Mattern Sr.'s specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Jason C. Mattern Sr. accept Medicare assignment?
- Yes. Medicare's clinician data says Jason C. Mattern Sr. 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 Jason C. Mattern Sr.?
- (615) 612-2146, as listed in official Medicare / NPI Registry data.
- What is Jason C. Mattern Sr.'s NPI number?
- 1285836478. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jason C. Mattern Sr. works
Medicare's Facility Affiliation Data lists Jason C. Mattern Sr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Vanderbilt Clarksville HospitalClarksville, TN · Acute Care Hospital · CCN 440035
Practice locations
Addresses where Jason C. Mattern Sr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 3443 Dickerson Pike, Suite 400Nashville, TN 37207 (615) 612‑2146
- 787 Weatherly Dr, Suite 200Clarksville, TN 37043 (931) 647‑1255
Group practices
Medicare enrollment lists Jason C. Mattern Sr. as a member of this group (CMS data updated 2026-10-02).
- Advanced Diagnostic Imaging PC523 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Nashville
Clinicians with the same Medicare primary specialty in Nashville, TN — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285836478 |
| 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