Quick answers
- Which hospitals does Joseph M. Kretschmar work at?
- Medicare's official clinician data lists Joseph M. Kretschmar at 2 hospitals: Greeneville Community Hospital and Wellmont Holston Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph M. Kretschmar see patients?
- Medicare's clinician data lists 2 practice locations, including Greeneville, TN. Call before your visit to confirm the address.
- What is Joseph M. Kretschmar's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Gastroenterology.
- Does Joseph M. Kretschmar accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph M. Kretschmar 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 Joseph M. Kretschmar?
- (423) 783-5560, as listed in official Medicare / NPI Registry data.
- What is Joseph M. Kretschmar's NPI number?
- 1699763649. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph M. Kretschmar works
Medicare's Facility Affiliation Data lists Joseph M. Kretschmar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Greeneville Community HospitalGreeneville, TN · Acute Care Hospital · CCN 440050
- Wellmont Holston Valley Medical CenterKingsport, TN · Acute Care Hospital · CCN 440017
Practice locations
Addresses where Joseph M. Kretschmar is enrolled with Medicare (CMS data updated 2026-10-02).
- 1424 Tusculum BlvdGreeneville, TN 37745 (423) 783‑5560
- 438 E Vann RdGreeneville, TN 37743
Group practices
Medicare enrollment lists Joseph M. Kretschmar as a member of this group (CMS data updated 2026-10-02).
- Takoma Regional Hospital Inc28 clinicians in the group
Specialties
- Internal Medicineprimary
- Gastroenterologyalso
Other internal medicine doctors in Greeneville
Clinicians with the same Medicare primary specialty in Greeneville, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699763649 |
| 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