Quick answers
- Where does Marc J. Grossman see patients?
- Medicare's clinician data lists 3 practice locations, including Forest Hill, MD, Rockville, MD and Bethesda, MD. Call before your visit to confirm the address.
- What is Marc J. Grossman's specialty?
- Medicare lists Physical Medicine and Rehabilitation as the primary specialty.
- Does Marc J. Grossman accept Medicare assignment?
- Yes. Medicare's clinician data says Marc J. Grossman 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.
- Does Marc J. Grossman offer telehealth?
- Medicare's clinician data says Marc J. Grossman offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marc J. Grossman?
- (301) 468-8999, as listed in official Medicare / NPI Registry data.
- What is Marc J. Grossman's NPI number?
- 1043422306. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Marc J. Grossman is enrolled with Medicare (CMS data updated 2026-10-02).
- 12 Newport Dr, Suite AForest Hill, MD 21050
- 6000 Executive Blvd, Suite 300Rockville, MD 20852 (301) 468‑8999
- 6410 Rockledge Dr, Suite 600Bethesda, MD 20817
Group practices
Medicare enrollment lists Marc J. Grossman as a member of these groups (CMS data updated 2026-10-02).
- Suburban/Nrh Medical Rehabilitation Inc941 clinicians in the group
- Agape Physical Therapy and Sports Rehabilitation LP678 clinicians in the group
- Elliot R Goldstein MD and Joel R Schulman MD PA38 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in Maryland →
Other rehabilitation doctors in Forest Hill
Clinicians with the same Medicare primary specialty in Forest Hill, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Maryland School Of Medicine |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1043422306 |
| 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
- 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