Quick answers
- Which hospitals does Walter E. Mashman work at?
- Medicare's official clinician data lists Walter E. Mashman at 4 hospitals: Piedmont Eastside Medical Center, Piedmont Fayette Hospital, Piedmont Henry Hospital and Piedmont Hospital, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Walter E. Mashman see patients?
- Medicare's clinician data lists 6 practice locations, including Conyers, GA, Stockbridge, GA and Atlanta, GA. Call before your visit to confirm the address.
- What is Walter E. Mashman's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Walter E. Mashman accept Medicare assignment?
- Yes. Medicare's clinician data says Walter E. Mashman 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 Walter E. Mashman?
- (770) 918-3000, as listed in official Medicare / NPI Registry data.
- What is Walter E. Mashman's NPI number?
- 1639174840. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Walter E. Mashman works
Medicare's Facility Affiliation Data lists Walter E. Mashman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Piedmont Eastside Medical CenterSnellville, GA · Acute Care Hospital · CCN 110192
- Piedmont Fayette HospitalFayetteville, GA · Acute Care Hospital · CCN 110215
- Piedmont Henry HospitalStockbridge, GA · Acute Care Hospital · CCN 110191
- Piedmont Hospital, IncAtlanta, GA · Acute Care Hospital · CCN 110083
Practice locations
Addresses where Walter E. Mashman is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1412 Milstead Ave NEConyers, GA 30012 (770) 918‑3000
- 1855 Hudson Bridge RdStockbridge, GA 30281 (770) 801‑2500
- 1968 Peachtree Rd NWAtlanta, GA 30309 (404) 605‑5000
- 1968 Peachtree Rd NW, 1st FloorAtlanta, GA 30309 (404) 605‑5000
- 95 Collier NwrdAtlanta, GA 30309 (404) 605‑5000
Group practices
Medicare enrollment lists Walter E. Mashman as a member of these groups (CMS data updated 2026-10-02).
- Piedmont Cardiology of Atlanta, LLC481 clinicians in the group
- Piedmont Professional Services LLC388 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Georgia →
Other cardiologists in Conyers
Clinicians with the same Medicare primary specialty in Conyers, GA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York University School Of Medicine |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639174840 |
| 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