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HSIEN C YOUNG MD PC
NPI 1962218891
Psychiatry & Neurology - Sleep Medicine in Santa Barbara, CA

Active since December 05, 2024
5266 HOLLISTER AVE STE 111, SANTA BARBARA, CA 93111(888) 383-5168(888) 383-2650 Get Directions Write a Review

NPPES record last updated: October 6, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 6, 2025, Jun 2, 2025, Dec 12, 2024 and 1 more (4 updates tracked since 2024).

About Hsien C Young Md Pc NPPES

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

HSIEN C YOUNG MD PC (NPI 1962218891) is a healthcare organization registered as a sleep medicine in Santa Barbara, California and active in the NPI registry since December 2024. The organization maintains a secondary practice location in Santa Barbara and lists Hsien C Young, President, as its authorized official.

NPPES Registry Identity

NPI1962218891
Entity TypeOrganization
Primary Taxonomy2084S0012X
Legal Business NameHSIEN C YOUNG MD PC
Location Address5266 HOLLISTER AVE STE 111Santa Barbara, CA 93111-3025
Mailing Address5266 Hollister Ave Ste 111Santa Barbara, CA 93111-3025 · (888) 383-5168 · Fax (888) 383-2650
Phone(888) 383-5168
Fax(888) 383-2650
Organization SubpartNo
Authorized OfficialHsien C YoungPresident · (310) 666-8989
Enumeration DateDecember 5, 2024
Last NPPES UpdateOctober 6, 20254 updates tracked since enumeration
NPPES CertifiedOctober 6, 2025
✔ NPI 1962218891 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2084S0012X
Definition
A Psychiatrist or Neurologist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
5266 HOLLISTER AVE STE 111, Santa Barbara, CA 93111
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Secondary Practice Location 1

Location 1101 W Arrellaga St Ste DSanta Barbara, CA 93101-5949 · Phone (310) 666-8989

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hsien C Young Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Hsien C Young MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Hsien Young, M.D.
Sleep Medicine
NPI 1528162757
351 HITCHCOCK WAY STE B165
Santa Barbara, CA 93105
(805) 845-3046
✔ PECOS✔ Accepts Medicare3.5 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 Hsien C Young MD PC's NPI number?

The NPI number for Hsien C Young MD PC is 1962218891. It was assigned to this organization in the NPPES registry on December 5, 2024.

Where is Hsien C Young MD PC located?

Hsien C Young MD PC is located at 5266 Hollister Ave Ste 111, Santa Barbara, CA 93111. The listed phone number is (888) 383-5168.

What is Hsien C Young MD PC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Sleep Medicine, with taxonomy code 2084S0012X.

Is Hsien C Young MD PC enrolled in Medicare?

Yes. Hsien C Young MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Hsien C Young MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Sleep Medicine) reassigns their Medicare billing to Hsien C Young MD PC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Hsien C Young MD PC was last updated on October 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.