Bryan Cassim Doo, M.D., a Medical Corporation
NPI 1962617332 · Medical Specialty Clinic/Center · Whittier, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bryan Cassim Doo, M.D., a Medical Corporation is a Medical Specialty Clinic/Center organization in Whittier, CA (NPI 1962617332).
Provider details
- NPI number
- 1962617332
- Entity type
- Organization
- Primary specialty
- Medical Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Bryan Doo, President(951) 278-5590
- License
- A65648 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
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
Registry dates
- Enumerated
- 2007-05-11
- Last updated
- 2011-08-04
Frequently asked questions
- What is Bryan Cassim Doo, M.D., a Medical Corporation's NPI number?
- Bryan Cassim Doo, M.D., a Medical Corporation's National Provider Identifier (NPI) is 1962617332, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Bryan Cassim Doo, M.D., a Medical Corporation?
- Bryan Cassim Doo, M.D., a Medical Corporation is classified in the NPPES registry as Medical Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Bryan Cassim Doo, M.D., a Medical Corporation located?
- Bryan Cassim Doo, M.D., a Medical Corporation's practice location on file with NPPES is 9209 Colima Rd, Whittier, CA 90605-1800.
- What is Bryan Cassim Doo, M.D., a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Bryan Cassim Doo, M.D., a Medical Corporation is (951) 278-5590.
- Does Bryan Cassim Doo, M.D., a Medical Corporation accept Medicare?
- Bryan Cassim Doo, M.D., a Medical Corporation 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 Bryan Cassim Doo, M.D., a Medical Corporation?
- The authorized official listed on Bryan Cassim Doo, M.D., a Medical Corporation's NPPES record is Bryan Doo, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Bryan Cassim Doo, M.D., a Medical Corporation's NPI active?
- Yes — Bryan Cassim Doo, M.D., a Medical Corporation's NPI (1962617332) is active in the NPPES registry as of the last update on 2011-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.