WESTSIDE OPTOMETRY
NPI 1992944185
Optometrist in Petaluma, CA
About Westside Optometry NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WESTSIDE OPTOMETRY (NPI 1992944185) is a healthcare organization registered as an optometrist in Petaluma, California and active in the NPI registry since February 2009. The organization holds a CLIA Waiver certificate valid through December 11, 2026 and lists Karen Griffith, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Westside Optometry is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Westside Optometry, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
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 05D2122994
Westside Optometry · Petaluma, CAFrequently 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 Karen Griffith Od A Professional Optometry Corporation's NPI number?
The NPI number for Karen Griffith Od A Professional Optometry Corporation is 1992944185. It was assigned to this organization in the NPPES registry on February 11, 2009. The provider is doing business as Westside Optometry.
Where is Karen Griffith Od A Professional Optometry Corporation located?
Karen Griffith Od A Professional Optometry Corporation is located at 320 Petaluma Blvd S, Petaluma, CA 94952. The listed phone number is (707) 762-8643.
What is Karen Griffith Od A Professional Optometry Corporation's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Karen Griffith Od A Professional Optometry Corporation enrolled in Medicare?
Yes. Karen Griffith Od A Professional Optometry Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Karen Griffith Od A Professional Optometry Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Optometry, reassign their Medicare billing to Karen Griffith Od A Professional Optometry 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. Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Karen Griffith Od A Professional Optometry Corporation hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 05D2122994) is associated with this NPI, valid through December 11, 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 Karen Griffith Od A Professional Optometry Corporation was last updated on May 1, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Westside Optometry · NPI 1992944185
Optometrist organization in Petaluma, California. Organization record, active in the CMS NPPES registry since February 11, 2009.
## Identity
- **NPI:** 1992944185 (Entity type: Organization)
- **Enumerated:** February 11, 2009
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Legal business name:** Karen Griffith Od A Professional Optometry Corporation
- **Organization subpart:** No
- **Authorized official:** Karen Griffith, PRESIDENT
## Practice location
- **Address:** 320 PETALUMA BLVD S, Petaluma, CA 94952-4245
- **Phone:** (707) 762-8643
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians (Optometry) reassign Medicare billing to this organization (form CMS-855R); 2 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 1, 2009
- **Other identifiers:** Medicare NSC 6194620001 (CA); Medicare PIN BO099 (CA)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1992944185) · Data from the CMS NPPES public registry.