Quick answers
- Which hospitals does Tammy M. Griffis work at?
- Medicare's official clinician data lists Tammy M. Griffis at 2 hospitals: Jackson-Madison County General Hospital and West Tennessee Healthcare Milan Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tammy M. Griffis see patients?
- Medicare's clinician data lists 2 practice locations, including Jackson, TN and Trezevant, TN. Call before your visit to confirm the address.
- What is Tammy M. Griffis's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Tammy M. Griffis accept Medicare assignment?
- Yes. Medicare's clinician data says Tammy M. Griffis 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.
- Does Tammy M. Griffis offer telehealth?
- Medicare's clinician data says Tammy M. Griffis offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Tammy M. Griffis?
- (731) 300-2001, as listed in official Medicare / NPI Registry data.
- What is Tammy M. Griffis's NPI number?
- 1407251267. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tammy M. Griffis works
Medicare's Facility Affiliation Data lists Tammy M. Griffis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Jackson-Madison County General HospitalJackson, TN · Acute Care Hospital · CCN 440002
- West Tennessee Healthcare Milan HospitalMilan, TN · Acute Care Hospital · CCN 440060
Practice locations
Addresses where Tammy M. Griffis is enrolled with Medicare (CMS data updated 2026-10-02).
- 1022 Greystone SqJackson, TN 38305 (731) 300‑2001
- 45 Hurt StTrezevant, TN 38258 (731) 207‑0323
Group practices
Medicare enrollment lists Tammy M. Griffis as a member of this group (CMS data updated 2026-10-02).
- Family Medical Clinic of Trezevant3 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Jackson
Clinicians with the same Medicare primary specialty in Jackson, TN — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1407251267 |
| 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