HESSAM S SIAVASH DDS, MD
NPI 1316080450
Dentist - Oral and Maxillofacial Surgery in Ventura, CA

Active since February 15, 2007Opted out of Medicare · through Jan 12, 2028
5200 TELEGRAPH RD STE B, VENTURA, CA 93003(805) 648-5121 Get Directions Write a Review

NPPES record last updated: April 20, 2017. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Hessam S Siavash Dds, Md NPPES

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

HESSAM S SIAVASH DDS, MD (NPI 1316080450) is an individual oral and maxillofacial surgery provider in Ventura, California, licensed in California (59781) and active in the NPI registry since February 2007. He has opted out of Medicare through January 12, 2028.

NPPES Registry Identity

NPI1316080450
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameHESSAM S SIAVASHCredential: DDS, MD
Location Address5200 TELEGRAPH RD STE BVentura, CA 93003-4185
Mailing Address5200 Telegraph Rd Ste BVentura, CA 93003-4185 · (805) 648-5121
Sole ProprietorNo
Enumeration DateFebruary 15, 2007
Last NPPES UpdateApril 20, 2017
NPI 1316080450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License Licensed in CA · 59781
Definition

An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

Also ListedOral & Maxillofacial SurgeryTaxonomy 204E00000X · License A124710 (CA)
5200 TELEGRAPH RD STE B, Ventura, CA 93003

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Hessam S Siavash Dds, Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 12, 2024 through January 12, 2028.

Opt-Out Effective DateJanuary 12, 2024
Opt-Out In Effect ThroughJanuary 12, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dentist (Oral and Maxillofacial Surgery)
5200 TELEGRAPH RD STE B
VENTURA, CA 93003
Dentist (Oral and Maxillofacial Surgery)
5200 TELEGRAPH RD STE B
VENTURA, CA 93003

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 Hessam Siavash's NPI number?

The NPI number for Hessam Siavash is 1316080450. It was assigned to this individual provider in the NPPES registry on February 15, 2007.

Where is Hessam Siavash located?

Hessam Siavash practices at 5200 Telegraph Rd Ste B, Ventura, CA 93003. The listed phone number is (805) 648-5121.

What is Hessam Siavash's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Hessam Siavash enrolled in Medicare?

No. Hessam Siavash has opted out of Medicare through January 12, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Hessam Siavash accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list Hessam Siavash as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Hessam Siavash was last updated on April 20, 2017. NPI Profile syncs with the weekly NPPES data releases published by CMS.