Quick answers
- Which hospitals does Robert J. Marshall work at?
- Medicare's official clinician data lists Robert J. Marshall at 3 hospitals: Meritus Medical Center, Sibley Memorial Hospital and Suburban Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert J. Marshall see patients?
- Medicare's clinician data lists 1 practice location in Chevy Chase, MD. Call before your visit to confirm the address.
- What is Robert J. Marshall's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
- Does Robert J. Marshall accept Medicare assignment?
- Medicare's clinician data says Robert J. Marshall may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Robert J. Marshall offer telehealth?
- Medicare's clinician data says Robert J. Marshall offers telehealth services. Ask the office which visits can be done by video or phone.
- What is Robert J. Marshall's NPI number?
- 1053365189. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert J. Marshall works
Medicare's Facility Affiliation Data lists Robert J. Marshall at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Meritus Medical CenterHagerstown, MD · Acute Care Hospital · CCN 210001
- Sibley Memorial HospitalWashington, DC · Acute Care Hospital · CCN 090005
- Suburban HospitalBethesda, MD · Acute Care Hospital · CCN 210022
Practice locations
Addresses where Robert J. Marshall is enrolled with Medicare (CMS data updated 2026-10-02).
- 5530 Wisconsin Ave, Suite 700Chevy Chase, MD 20815
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Maryland →
Other cardiologists in Chevy Chase
Clinicians with the same Medicare primary specialty in Chevy Chase, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1053365189 |
| 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