Gary H. Cassel, M.d.,p.a.
NPI 1265597082 · Ophthalmology Physician · Owings Mills, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary H. Cassel, M.d.,p.a. is a Ophthalmology Physician organization in Owings Mills, MD (NPI 1265597082).
Provider details
- NPI number
- 1265597082
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gary Cassel, Ophthalmologist(410) 215-9020
- License
- D24345 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Other names (DBA / former)
- Doing business as
- Ruxton Towers Eye Associates
Registry dates
- Enumerated
- 2006-12-22
- Last updated
- 2025-02-05
- Certified
- 2025-02-05
Frequently asked questions
- What is Gary H. Cassel, M.d.,p.a.'s NPI number?
- Gary H. Cassel, M.d.,p.a.'s National Provider Identifier (NPI) is 1265597082, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gary H. Cassel, M.d.,p.a.?
- Gary H. Cassel, M.d.,p.a. is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Gary H. Cassel, M.d.,p.a. located?
- Gary H. Cassel, M.d.,p.a.'s practice location on file with NPPES is 23 Crossroads Dr Ste 310, Owings Mills, MD 21117-5478.
- What is Gary H. Cassel, M.d.,p.a.'s phone number?
- The practice phone number listed in the NPPES registry for Gary H. Cassel, M.d.,p.a. is (410) 581-1500.
- Does Gary H. Cassel, M.d.,p.a. accept Medicare?
- Gary H. Cassel, M.d.,p.a. 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 Gary H. Cassel, M.d.,p.a.?
- The authorized official listed on Gary H. Cassel, M.d.,p.a.'s NPPES record is Gary Cassel, Ophthalmologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gary H. Cassel, M.d.,p.a.'s NPI active?
- Yes — Gary H. Cassel, M.d.,p.a.'s NPI (1265597082) is active in the NPPES registry as of the last update on 2025-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.