Quick answers
- Where does Theodore Gancayco see patients?
- Medicare's clinician data lists 4 practice locations, including Washington, DC, Annapolis, MD and Baltimore, MD. Call before your visit to confirm the address.
- What is Theodore Gancayco's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Theodore Gancayco accept Medicare assignment?
- Yes. Medicare's clinician data says Theodore Gancayco accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Theodore Gancayco?
- (202) 529-5200, as listed in official Medicare / NPI Registry data.
- What is Theodore Gancayco's NPI number?
- 1932217262. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Theodore Gancayco is enrolled with Medicare (CMS data updated 2026-10-02).
- 1160 Varnum St NE, Suite 11Washington, DC 20017 (202) 529‑5200
- 2002 Medical PkwyAnnapolis, MD 21401
- 2925 Lord Baltimore Dr, Suite 300Baltimore, MD 21244 (410) 277‑3937
- 9106 Philadelphia Rd, Suite 314Rosedale, MD 21237 (410) 277‑3937
Group practices
Medicare enrollment lists Theodore Gancayco as a member of this group (CMS data updated 2026-10-02).
- Chesapeake Eye Care and Laser Center LLC80 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932217262 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians