Marc Grossman, M.D., P.A.
NPI 1013101260 · Physical Medicine & Rehabilitation Physician · Rockville, MD
Marc Grossman, M.D., P.A. is a Physical Medicine & Rehabilitation Physician organization in Rockville, MD (NPI 1013101260).
Provider details
- NPI number
- 1013101260
- Entity type
- Organization
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marc Grossman, President(301) 770-7900
- License
- D0066318 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-30
- Last updated
- 2010-04-13
Frequently asked questions
- What is Marc Grossman, M.D., P.A.'s NPI number?
- Marc Grossman, M.D., P.A.'s National Provider Identifier (NPI) is 1013101260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marc Grossman, M.D., P.A.?
- Marc Grossman, M.D., P.A. is classified in the NPPES registry as Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Grossman, M.D., P.A. located?
- Marc Grossman, M.D., P.A.'s practice location on file with NPPES is 6000 Executive Blvd, Rockville, MD 20852-3803.
- What is Marc Grossman, M.D., P.A.'s phone number?
- The practice phone number listed in the NPPES registry for Marc Grossman, M.D., P.A. is (301) 770-7900.
- Who is the authorized official for Marc Grossman, M.D., P.A.?
- The authorized official listed on Marc Grossman, M.D., P.A.'s NPPES record is Marc Grossman, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marc Grossman, M.D., P.A.'s NPI active?
- Yes — Marc Grossman, M.D., P.A.'s NPI (1013101260) is active in the NPPES registry as of the last update on 2010-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.