GYNETH ROCK OD
NPI 1396557948
Optometrist in Elk Grove, CA
About Gyneth Rock Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GYNETH ROCK OD (NPI 1396557948) is an individual optometrist in Elk Grove, California, licensed in California (35881) and active in the NPI registry since January 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2024).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Gyneth Rock Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Gyneth Rock reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Elk Grove, CA 95758
- Reassigned Medicare billing, California enrollment
- 29 clinicians in this Medicare group
Elk Grove, CA 95758
- Reassigned Medicare billing, California enrollment
- 67 clinicians in this Medicare group
Rancho Cordova, CA 95670
- Reassigned Medicare billing, California enrollment
- 28 clinicians in this Medicare group
Gold River, CA 95670
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Eye Center Optometrics A Professional Corporation
- 28 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95758 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Gyneth Rock's NPI number?
The NPI number for Gyneth Rock is 1396557948. It was assigned to this individual provider in the NPPES registry on January 21, 2025.
Where is Gyneth Rock located?
Gyneth Rock practices at 6317 Alpinespring Way, Elk Grove, CA 95758. The listed phone number is (916) 753-0672.
What is Gyneth Rock's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Gyneth Rock enrolled in Medicare?
Yes. Gyneth Rock is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Gyneth Rock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gyneth Rock reassigns Medicare benefits to 4 organizations: Third Optometric Care Of California PC (Elk Grove, CA), Fifth Optometric Care Of California (Elk Grove, CA), First Optometric Care Of Northern California PC (Rancho Cordova, CA) and Eyecenter Optometrics, A Professional Corporation (Gold River, 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 Gyneth Rock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gyneth Rock accept?
Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 1 other insurer list Gyneth Rock 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 Gyneth Rock was last updated on January 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.
# Gyneth Rock, OD · NPI 1396557948
Optometrist provider in Elk Grove, California. Individual provider, active in the CMS NPPES registry since January 21, 2025.
## Identity
- **NPI:** 1396557948 (Entity type: Individual)
- **Enumerated:** January 21, 2025
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 35881 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 6317 ALPINESPRING WAY, Elk Grove, CA 95758-6110
- **Phone:** (916) 753-0672
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Third Optometric Care Of California PC (NPI 1770161655, Elk Grove, CA); Fifth Optometric Care Of California (NPI 1003598889, Elk Grove, CA); First Optometric Care Of Northern California PC (NPI 1154972404, Rancho Cordova, CA); Eyecenter Optometrics, A Professional Corporation (NPI 1346576295, Gold River, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** January 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1396557948) · Data from the CMS NPPES public registry.