SIYAN CLINICAL CORPORATION
NPI 1568732972
Psychiatry & Neurology - Psychiatry in Santa Rosa, CA

Active since January 03, 2012CLIA 05D2048987 · Waiver
480 TESCONI CIR STE B, SANTA ROSA, CA 95401(707) 206-7268(707) 206-7254 Get Directions Write a Review

NPPES record last updated: July 7, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 7, 2026, Sep 11, 2018 (2 updates tracked since 2018).

About Siyan Clinical Corporation NPPES

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

SIYAN CLINICAL CORPORATION (NPI 1568732972) is a healthcare organization registered as a psychiatry in Santa Rosa, California and active in the NPI registry since January 2012. The organization holds a CLIA Waiver certificate valid through October 25, 2026 and lists Anish S Shah, Owner, as its authorized official.

NPPES Registry Identity

NPI1568732972
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameSIYAN CLINICAL CORPORATION
Location Address480 TESCONI CIR STE BSanta Rosa, CA 95401-4691
Mailing Address480 Tesconi Cir Ste BSanta Rosa, CA 95401-4691 · (707) 206-7268 · Fax (707) 206-7254
Fax(707) 206-7254
Organization SubpartNo
Authorized OfficialAnish S ShahOwner · (707) 206-7268
Enumeration DateJanuary 3, 2012
Last NPPES UpdateJuly 7, 20262 updates tracked since enumeration
NPPES CertifiedJuly 7, 2026
✔ NPI 1568732972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
480 TESCONI CIR STE B, Santa Rosa, CA 95401

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Siyan Clinical Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateCaliforniaEnrollment IDO20120327000847Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

37

Medicare enrollment records show 37 clinicians reassign Medicare billing to Siyan Clinical Corporation, which bills Medicare for the services they deliver. Of these, 22 practice at this address and 27 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 5

Nurse Practitioner15
Psychiatry11
Marriage and Family Therapist8
Clinical Psychologist2
Clinical Social Worker1

Nearest to this location (20)

See all 37
Marriage and Family Therapist
NPI 1700450863
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1548723422
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1740743988
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Marriage and Family Therapist
NPI 1356182265
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOSSame address
Marriage and Family Therapist
NPI 1992970586
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1508752262
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 293-6756
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1457883605
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Clinical Psychologist
NPI 1255822672
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOSSame address
Marriage and Family Therapist
NPI 1063841526
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1255600581
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Marriage and Family Therapist
NPI 1942652425
480 TESCONI CIR
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOSSame address
Nurse Practitioner
NPI 1760922017
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1467826552
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1770214413
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOSSame address
Marriage and Family Therapist
NPI 1982006797
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 806-2443
✔ PECOSSame address
Nurse Practitioner
NPI 1881568046
480 TESCONI CIR
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1164615589
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1295297083
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1013698232
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1205181005
480 TESCONI CIR STE B
Santa Rosa, CA 95401
(707) 206-7268
✔ PECOS✔ Accepts MedicareSame address
See all 37 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2048987

Siyan Clinical Corporation · Santa Rosa, CA
Active · expires Oct 25, 2026
CLIA Number05D2048987
Laboratory TypePhysician Office
Certificate Effective DateOctober 26, 2024
Certificate Expiration DateOctober 25, 2026
Laboratory DirectorAnish S. Shah
Laboratory Phone(707) 206-7268
Laboratory LocationSiyan Clinical Corporation480 Tesconi Cir Ste B, Santa Rosa, CA 95401
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Siyan Clinical Corporation's NPI number?

The NPI number for Siyan Clinical Corporation is 1568732972. It was assigned to this organization in the NPPES registry on January 3, 2012.

Where is Siyan Clinical Corporation located?

Siyan Clinical Corporation is located at 480 Tesconi Cir Ste B, Santa Rosa, CA 95401. The listed phone number is (707) 206-7268.

What is Siyan Clinical Corporation's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Siyan Clinical Corporation enrolled in Medicare?

Yes. Siyan Clinical Corporation is registered in the Medicare PECOS enrollment system.

When is Siyan Clinical Corporation's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Siyan Clinical Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 37 clinicians in 5 Medicare specialties reassign their Medicare billing to Siyan Clinical Corporation. 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. The largest specialties are Nurse Practitioner (15), Psychiatry (11) and Marriage and Family Therapist (8). Of these, 22 practice at this address and 27 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Siyan Clinical Corporation hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2048987) is associated with this NPI, valid through October 25, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Siyan Clinical Corporation was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.