Richard a Gruen MD PA
NPI 1093903551 · Ophthalmology Physician · Owings Mills, MD
Richard a Gruen MD PA is a Ophthalmology Physician organization in Owings Mills, MD (NPI 1093903551).
Provider details
- NPI number
- 1093903551
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Richard Gruen, President(410) 654-5700
- License
- D0025907 (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
- 2007-10-10
- Last updated
- 2007-10-11
Frequently asked questions
- What is Richard a Gruen MD PA's NPI number?
- Richard a Gruen MD PA's National Provider Identifier (NPI) is 1093903551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Richard a Gruen MD PA?
- Richard a Gruen MD PA is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Richard a Gruen MD PA located?
- Richard a Gruen MD PA's practice location on file with NPPES is 10 Crossroads Dr, Owings Mills, MD 21117-5458.
- What is Richard a Gruen MD PA's phone number?
- The practice phone number listed in the NPPES registry for Richard a Gruen MD PA is (410) 654-5700.
- Who is the authorized official for Richard a Gruen MD PA?
- The authorized official listed on Richard a Gruen MD PA's NPPES record is Richard Gruen, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Richard a Gruen MD PA's NPI active?
- Yes — Richard a Gruen MD PA's NPI (1093903551) is active in the NPPES registry as of the last update on 2007-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.