Quick answers
- Which hospitals does John M. Alexander work at?
- Medicare's official clinician data lists John M. Alexander at 2 hospitals: Baptist Memorial Hospital and University Health System, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John M. Alexander see patients?
- Medicare's clinician data lists 3 practice locations, including Collierville, TN, Memphis, TN and Germantown, TN. Call before your visit to confirm the address.
- What is John M. Alexander's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does John M. Alexander accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Alexander 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 John M. Alexander?
- (901) 271-1000, as listed in official Medicare / NPI Registry data.
- What is John M. Alexander's NPI number?
- 1366005324. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John M. Alexander works
Medicare's Facility Affiliation Data lists John M. Alexander at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baptist Memorial HospitalMemphis, TN · Acute Care Hospital · CCN 440048
- University Health System, IncKnoxville, TN · Acute Care Hospital · CCN 440015
Practice locations
Addresses where John M. Alexander is enrolled with Medicare (CMS data updated 2026-10-02).
- 1500 W Poplar Ave, Suite 302Collierville, TN 38017 (901) 271‑1000
- 6019 Walnut Grove RdMemphis, TN 38120 (901) 226‑5000
- 8060 Wolf River BlvdGermantown, TN 38138 (901) 271‑1000
Group practices
Medicare enrollment lists John M. Alexander as a member of these groups (CMS data updated 2026-10-02).
- Stern Cardiovascular Center, PA127 clinicians in the group
- Baptist Memorial Hospital9 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Tennessee →
Other cardiologists in Collierville
Clinicians with the same Medicare primary specialty in Collierville, TN — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | William Carey University College Of Osteopathic Medicine |
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1366005324 |
| 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