Gruner Medical Services, P.C.
NPI 1174481436 · General Practice Physician · Kensington, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gruner Medical Services, P.C. is a General Practice Physician organization in Kensington, MD (NPI 1174481436).
Provider details
- NPI number
- 1174481436
- Entity type
- Organization
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marc Gruner, President(301) 793-9241
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
Under 1 yr in 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
- 2026-01-14
- Last updated
- 2026-01-14
- Certified
- 2026-01-14
Frequently asked questions
- What is Gruner Medical Services, P.C.'s NPI number?
- Gruner Medical Services, P.C.'s National Provider Identifier (NPI) is 1174481436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gruner Medical Services, P.C.?
- Gruner Medical Services, P.C. is classified in the NPPES registry as General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Gruner Medical Services, P.C. located?
- Gruner Medical Services, P.C.'s practice location on file with NPPES is 11000 Waycross Way, Kensington, MD 20895-1233.
- What is Gruner Medical Services, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Gruner Medical Services, P.C. is (301) 793-9241.
- Does Gruner Medical Services, P.C. accept Medicare?
- Gruner Medical Services, P.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Gruner Medical Services, P.C.?
- The authorized official listed on Gruner Medical Services, P.C.'s NPPES record is Marc Gruner, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gruner Medical Services, P.C.'s NPI active?
- Yes — Gruner Medical Services, P.C.'s NPI (1174481436) is active in the NPPES registry as of the last update on 2026-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.