1. Home
  2. Directory
  3. California
  4. Redwood Valley
  5. Preferred Provider Organization
  6. NPI Profile

CORNERSTONE DAY TREATMENT PROGRAM
NPI 1922207018
Preferred Provider Organization in Redwood Valley, CA

Active since July 17, 2007
9551 N STATE ST, REDWOOD VALLEY, CA 95470(707) 485-1301(707) 485-7944 Get Directions Write a Review

NPPES record last updated: July 17, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Cornerstone Day Treatment Program NPPES

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

CORNERSTONE DAY TREATMENT PROGRAM (NPI 1922207018) is a healthcare organization registered as a preferred provider organization in Redwood Valley, California and active in the NPI registry since July 2007. The organization lists Marsha Thatcher, Clinician, as its authorized official.

NPPES Registry Identity

NPI1922207018
Entity TypeOrganization
Primary Taxonomy305R00000X
Legal Business NameCORNERSTONE DAY TREATMENT PROGRAM
Location Address9551 N STATE STRedwood Valley, CA 95470-6409
Mailing Address9551 N State StRedwood Valley, CA 95470-6409 · (707) 485-1301 · Fax (707) 485-7944
Phone(707) 485-1301
Fax(707) 485-7944
Organization SubpartNo
Authorized OfficialMarsha ThatcherClinician · (707) 485-1301
Enumeration DateJuly 17, 2007
✔ NPI 1922207018 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreferred Provider OrganizationManaged Care Organizations
Taxonomy Code305R00000X
Definition
A group of physicians and/or hospitals who contract with an employer to provide services to their employees. In a PPO, the patient may got to the physician of his/her choice, even if that physician does not participate in the PPO, but the patient receives care at a lower benefit level.
9551 N STATE ST, Redwood Valley, CA 95470
Open in Google Maps ↗

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 Cornerstone Day Treatment Program's NPI number?

The NPI number for Cornerstone Day Treatment Program is 1922207018. It was assigned to this organization in the NPPES registry on July 17, 2007.

Where is Cornerstone Day Treatment Program located?

Cornerstone Day Treatment Program is located at 9551 N State St, Redwood Valley, CA 95470. The listed phone number is (707) 485-1301.

What is Cornerstone Day Treatment Program's specialty?

The primary specialty registered for this NPI is Preferred Provider Organization with taxonomy code 305R00000X.

When was this NPI record last updated?

The NPPES record for Cornerstone Day Treatment Program was last updated on July 17, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.