Quick answers
- Which hospitals does Alexandre A. Koumtchev work at?
- Medicare's official clinician data lists Alexandre A. Koumtchev at 1 hospital: Tristar Centennial Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alexandre A. Koumtchev see patients?
- Medicare's clinician data lists 4 practice locations, including Nashville, TN, Hermitage, TN and Clarksville, TN. Call before your visit to confirm the address.
- What is Alexandre A. Koumtchev's specialty?
- Medicare lists Psychiatry as the primary specialty, and also Addiction Medicine.
- Does Alexandre A. Koumtchev accept Medicare assignment?
- Yes. Medicare's clinician data says Alexandre A. Koumtchev 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 Alexandre A. Koumtchev?
- (615) 342-1000, as listed in official Medicare / NPI Registry data.
- What is Alexandre A. Koumtchev's NPI number?
- 1790873339. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alexandre A. Koumtchev works
Medicare's Facility Affiliation Data lists Alexandre A. Koumtchev at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Tristar Centennial Medical CenterNashville, TN · Acute Care Hospital · CCN 440161
Practice locations
Addresses where Alexandre A. Koumtchev is enrolled with Medicare (CMS data updated 2026-10-02).
- 2300 Patterson StNashville, TN 37203 (615) 342‑1000
- 2401 Parman PlNashville, TN 37203 (615) 342‑1450
- 5655 1st BlvdHermitage, TN 37076 (615) 316‑3000
- 651 Dunlop LnClarksville, TN 37040 (931) 502‑1262
Group practices
Medicare enrollment lists Alexandre A. Koumtchev as a member of this group (CMS data updated 2026-10-02).
- River Region Psychiatry Associates, LLC122 clinicians in the group
Specialties
- Psychiatryprimary
- Addiction Medicinealso
Other psychiatrists in Nashville
Clinicians with the same Medicare primary specialty in Nashville, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Vanderbilt University School Of Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790873339 |
| 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