Dr. Linda Hsu a Professional Corporation
NPI 1609967116 · Personal Emergency Response Attendant · Downey, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dr. Linda Hsu a Professional Corporation is a Personal Emergency Response Attendant organization in Downey, CA (NPI 1609967116).
Provider details
- NPI number
- 1609967116
- Entity type
- Organization
- Primary specialty
- Personal Emergency Response AttendantEmergency Medical Service Providers
- Organization subpart
- No
- Authorized official
- Linda Hsu, Owner(310) 926-3911
- License
- A77291 (CA)
Specialties & taxonomies
Emergency Medical Service Providers
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
- 2006-09-28
- Last updated
- 2025-03-27
- Certified
- 2025-03-27
Frequently asked questions
- What is Dr. Linda Hsu a Professional Corporation's NPI number?
- Dr. Linda Hsu a Professional Corporation's National Provider Identifier (NPI) is 1609967116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. Linda Hsu a Professional Corporation?
- Dr. Linda Hsu a Professional Corporation is classified in the NPPES registry as Personal Emergency Response Attendant (Emergency Medical Service Providers).
- Where is Dr. Linda Hsu a Professional Corporation located?
- Dr. Linda Hsu a Professional Corporation's practice location on file with NPPES is 12105 Paramount Blvd, Downey, CA 90242-2309.
- What is Dr. Linda Hsu a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Dr. Linda Hsu a Professional Corporation is (562) 867-2797.
- Does Dr. Linda Hsu a Professional Corporation accept Medicare?
- Dr. Linda Hsu a Professional 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 Dr. Linda Hsu a Professional Corporation?
- The authorized official listed on Dr. Linda Hsu a Professional Corporation's NPPES record is Linda Hsu, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. Linda Hsu a Professional Corporation's NPI active?
- Yes — Dr. Linda Hsu a Professional Corporation's NPI (1609967116) is active in the NPPES registry as of the last update on 2025-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.