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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM VAN DORN
NPI 1881462216
Counselor - Mental Health in San Luis Obispo, CA

Active since December 14, 2023
2180 JOHNSON AVE, SAN LUIS OBISPO, CA 93401(805) 781-1296 Get Directions Write a Review

NPPES record last updated: October 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 15, 2026, Dec 14, 2023 (2 updates tracked since 2023).

About William Van Dorn NPPES

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

WILLIAM VAN DORN (NPI 1881462216) is an individual mental health provider in San Luis Obispo, California, licensed in California (162766) and active in the NPI registry since December 2023.

NPPES Registry Identity

NPI1881462216
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameWILLIAM VAN DORN
Location Address2180 JOHNSON AVESan Luis Obispo, CA 93401-4558
Mailing Address2180 Johnson AveSan Luis Obispo, CA 93401-4558
Phone(805) 781-1296
Sole ProprietorNo
Enumeration DateDecember 14, 2023
Last NPPES UpdateOctober 15, 20262 updates tracked since enumeration
NPPES CertifiedOctober 15, 2026
✔ NPI 1881462216 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in CA · 162766
2180 JOHNSON AVE, San Luis Obispo, CA 93401
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Other Providers at the Same Location NPPES 20

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

MR. JEFFREY WHITE
Student in an Organized Health Care Education/Training Program
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 781-1295
SEAN MARSHALL GALLOWAY
Licensed Psychiatric Technician
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 781-4275
ANDREW LORIMER COOK
Licensed Psychiatric Technician
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 471-4308
KONIKA ROSENBAUM MCPHERSON MFTI
Marriage & Family Therapist
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 781-4865
ELBA M VASQUEZ
Community Health Worker
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 781-4275
MRS. ERIN KELLY TAYLOR
Counselor (Addiction (Substance Use Disorder))
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 781-4275
AVERY JOHN PAULSON RN, NP
Nurse Practitioner (Psychiatric/Mental Health)
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 431-1334
KATHERINE MAIREAD TREACY
Counselor (Addiction (Substance Use Disorder))
2180 JOHNSON AVE
SAN LUIS OBISPO, CA 93401
San Luis Obispo County (805) 781-4753

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 William Van Dorn's NPI number?

The NPI number for William Van Dorn is 1881462216. It was assigned to this individual provider in the NPPES registry on December 14, 2023.

Where is William Van Dorn located?

William Van Dorn practices at 2180 Johnson Ave, San Luis Obispo, CA 93401. The listed phone number is (805) 781-1296.

What is William Van Dorn's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for William Van Dorn was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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.