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DR. SILVINA SOLEDAD HOLASEK MD
NPI 1942404512
Psychiatry & Neurology - Child & Adolescent Psychiatry in Ukiah, CA

Active since June 14, 2007PECOS Enrolled
206 MASON ST STE F, UKIAH, CA 95482(707) 671-7788(707) 671-7789 Get Directions Write a Review

NPPES record last updated: March 28, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Silvina Soledad Holasek Md NPPES

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

DR. SILVINA SOLEDAD HOLASEK MD (NPI 1942404512) is an individual child & adolescent psychiatry provider in Ukiah, California, licensed in California (A106552) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942404512
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameDR. SILVINA SOLEDAD HOLASEKCredential: MD
Location Address206 MASON ST STE FUkiah, CA 95482-4494
Mailing Address2100 Napa Vallejo HwyNapa, CA 94558-6293 · (707) 253-5000 · Fax (707) 671-7789
Phone(707) 671-7788
Fax(707) 671-7789
Sole ProprietorNo
Enumeration DateJune 14, 2007
Last NPPES UpdateMarch 28, 2019
✔ NPI 1942404512 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
License✔ Licensed in CA · A106552
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
206 MASON ST STE F, Ukiah, CA 95482
Open in Google Maps ↗

Other Identifiers 1

Other2804684516Myutmb 2804684516-commercial Number

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Silvina Soledad Holasek Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Silvina Holasek reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Department Of State Hospitals
79 mi
Psychiatric Hospital
2100 NAPA VALLEJO HWY
Napa, CA 94558
  • Reassigned Medicare billing, California enrollment
  • 755 clinicians in this Medicare group
NPI 1326098161 (707) 253-5000
Napa County
80 mi
Public Health or Welfare
2751 NAPA VALLEY CORPORATE DR, BLDGS - A & B
Napa, CA 94558
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: County Of Napa
  • 39 clinicians in this Medicare group
NPI 1467507699 (707) 253-4566
Comprehensive Psychiatric Services, A Medical Group
105 mi
Psychiatry
3100 OAK ROAD, SUITE 270
Walnut Creek, CA 94597
  • Reassigned Medicare billing, California enrollment
  • 149 clinicians in this Medicare group
NPI 1184785834 (925) 944-9711

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 Silvina Holasek's NPI number?

The NPI number for Silvina Holasek is 1942404512. It was assigned to this individual provider in the NPPES registry on June 14, 2007.

Where is Silvina Holasek located?

Silvina Holasek practices at 206 Mason St Ste F, Ukiah, CA 95482. The listed phone number is (707) 671-7788.

What is Silvina Holasek's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Silvina Holasek enrolled in Medicare?

Yes. Silvina Holasek is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Silvina Holasek's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Silvina Holasek reassigns Medicare benefits to 3 organizations: Department Of State Hospitals (Napa, CA), Napa County (Napa, CA) and Comprehensive Psychiatric Services, A Medical Group (Walnut Creek, CA). Each 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 Silvina Holasek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Silvina Holasek was last updated on March 28, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.