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GARY H. CASSEL, M.D.,P.A.
NPI 1265597082
Ophthalmology in Owings Mills, MD

Active since December 22, 2006
23 CROSSROADS DR STE 310, OWINGS MILLS, MD 21117(410) 581-1500(104) 581-0577 Get Directions Write a Review

NPPES record last updated: February 5, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Gary H. Cassel, M.d.,p.a. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GARY H. CASSEL, M.D.,P.A. (NPI 1265597082), doing business as Ruxton Towers Eye Associates, is a healthcare organization registered as an ophthalmology in Owings Mills, Maryland and active in the NPI registry since December 2006. The organization lists Gary H Cassel, Ophthalmologist, as its authorized official.

NPPES Registry Identity

NPI1265597082
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameGARY H. CASSEL, M.D.,P.A.
Location Address23 CROSSROADS DR STE 310Owings Mills, MD 21117-5478
Mailing Address8415 Bellona Lane, Suite 104Towson, MD 21204 · (410) 828-9270 · Fax (410) 321-0124
Phone(410) 581-1500
Fax(104) 581-0577
Organization SubpartNo
Authorized OfficialGary H CasselOphthalmologist · (410) 215-9020
Enumeration DateDecember 22, 2006
Last NPPES UpdateFebruary 5, 2025
NPPES CertifiedFebruary 5, 2025
✔ NPI 1265597082 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in MD · D24345
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
23 CROSSROADS DR STE 310, Owings Mills, MD 21117
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Other Names 1

Doing Business AsRuxton Towers Eye Associates

Other Identifiers 5

Medicaid327591400MD
OtherCA9262Rr Medicare
Other281531100MD · Mamd
OtherRRMCCA9262Railroad Medicare
OtherKV69RUMD · Bcbsmd

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary H. Cassel, M.d.,p.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Gary H. Cassel, M.D.,p.A., which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Gary Cassel, MD
Ophthalmology
NPI 1124180880
23 CROSSROADS DR STE 310
Owings Mills, MD 21117
(410) 581-1500
✔ PECOS✔ Accepts MedicareSame address
Lois Ratner, MD
Ophthalmology
NPI 1942362603
8415 BELLONA LANE SUITE 104
Towson, MD 21204
(410) 828-9270
✔ PECOS6.5 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gary H. Cassel, M.D.,p.A.'s NPI number?

The NPI number for Gary H. Cassel, M.D.,p.A. is 1265597082. It was assigned to this organization in the NPPES registry on December 22, 2006. The provider is doing business as Ruxton Towers Eye Associates.

Where is Gary H. Cassel, M.D.,p.A. located?

Gary H. Cassel, M.D.,p.A. is located at 23 Crossroads Dr Ste 310, Owings Mills, MD 21117. The listed phone number is (410) 581-1500.

What is Gary H. Cassel, M.D.,p.A.'s specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Gary H. Cassel, M.D.,p.A. enrolled in Medicare?

Yes. Gary H. Cassel, M.D.,p.A. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gary H. Cassel, M.D.,p.A.?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Ophthalmology, reassign their Medicare billing to Gary H. Cassel, M.D.,p.A.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Gary H. Cassel, M.D.,p.A. was last updated on February 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.