Kathy Yu-Syken, MD Inc a Medical Corporation
NPI 1477071587 · Pediatric Otolaryngology Physician · Huntington Beach, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathy Yu-Syken, MD Inc a Medical Corporation is a Pediatric Otolaryngology Physician organization in Huntington Beach, CA (NPI 1477071587).
Provider details
- NPI number
- 1477071587
- Entity type
- Organization
- Primary specialty
- Pediatric Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Kathy Yu-Syken, President(562) 343-3974
- License
- A109401 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- Oceann Ent
Registry dates
- Enumerated
- 2017-09-08
- Last updated
- 2022-07-12
- Certified
- 2022-07-12
Frequently asked questions
- What is Kathy Yu-Syken, MD Inc a Medical Corporation's NPI number?
- Kathy Yu-Syken, MD Inc a Medical Corporation's National Provider Identifier (NPI) is 1477071587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Kathy Yu-Syken, MD Inc a Medical Corporation?
- Kathy Yu-Syken, MD Inc a Medical Corporation is classified in the NPPES registry as Pediatric Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathy Yu-Syken, MD Inc a Medical Corporation located?
- Kathy Yu-Syken, MD Inc a Medical Corporation's practice location on file with NPPES is 17742 Beach Blvd Ste 345, Huntington Beach, CA 92647-6872.
- What is Kathy Yu-Syken, MD Inc a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Kathy Yu-Syken, MD Inc a Medical Corporation is (714) 444-3448.
- Does Kathy Yu-Syken, MD Inc a Medical Corporation accept Medicare?
- Kathy Yu-Syken, MD Inc 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 Kathy Yu-Syken, MD Inc a Medical Corporation?
- The authorized official listed on Kathy Yu-Syken, MD Inc a Medical Corporation's NPPES record is Kathy Yu-Syken, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Kathy Yu-Syken, MD Inc a Medical Corporation's NPI active?
- Yes — Kathy Yu-Syken, MD Inc a Medical Corporation's NPI (1477071587) is active in the NPPES registry as of the last update on 2022-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.