Gyneth Rock, OD
- Industry payments
- $47
- Affiliated sites
- 4
- Medical groups
- 4
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 3333 Quality Dr, Rancho Cordova, CA 95670
- Practice phone
- Call (916) 407-7156
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
First Optometric Care of Northern California
Rancho Cordova, California
Find Gyneth Rock's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Gyneth Rock is an optometrist in Rancho Cordova, California
Gyneth Rock practices at First Optometric Care of Northern California in Rancho Cordova, California.
Gyneth Rock's NPI, 1396557948, was assigned on January 21, 2025. Gyneth Rock holds California license 35881.
- NPI
- 1396557948NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214466564
- NPI enumeration date
- January 21, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 407-7156
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gyneth Rock practices at First Optometric Care of Northern California in Rancho Cordova, California
Gyneth Rock's primary practice is First Optometric Care of Northern California, at 3333 Quality Dr, Rancho Cordova, CA 95670 in Sacramento County. The practice phone is (916) 407-7156.
- First Optometric Care of Northern California3333 Quality Dr, Rancho Cordova, CA 95670 · Sacramento CountyPhone(916) 407-7156
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gyneth Rock is affiliated with 5 sites of care and 4 medical groups
Gyneth Rock's primary practice is First Optometric Care of Northern California in Rancho Cordova, California. Dmand AI also links Gyneth Rock to 4 group practices and clinics and 4 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Gyneth Rock's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gyneth Rock practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| First Optometric Care of Northern California | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Gyneth Rock is one of 7,206 optometrists in California
Optometrist is Gyneth Rock's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Gyneth Rock is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Gyneth Rock
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Gyneth Rock's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Gyneth Rock's median patient age at 68, with 47% women.
Gyneth Rock's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women47%
- Men51%
Source: Dmand AI Patient Panel Data
How Gyneth Rock takes part in Medicare
Gyneth Rock accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Gyneth Rock received $47 in industry payments in 2025
CMS Open Payments shows 2 general payments to Gyneth Rock from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $47.
Companies that paid Gyneth Rock the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gyneth Rock's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Gyneth Rock
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gyneth Rock's NPI number?
Gyneth Rock's NPI number is 1396557948. It was assigned on January 21, 2025, and it is active in the NPI Registry.
What does Gyneth Rock specialize in?
Gyneth Rock is an optometrist in Rancho Cordova, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Gyneth Rock practice?
Gyneth Rock practices at 3333 Quality Dr, Rancho Cordova, CA 95670. Gyneth Rock's primary practice is First Optometric Care of Northern California in Rancho Cordova, California. Dmand AI also links Gyneth Rock to 4 group practices and clinics and 4 medical groups.
What is Gyneth Rock's office phone number?
The practice phone on file for Gyneth Rock is (916) 407-7156.
What is Gyneth Rock's medical license number?
Gyneth Rock holds California license 35881.
Does Gyneth Rock accept Medicare?
Yes. CMS lists Gyneth Rock as accepting Medicare assignment.
Has Gyneth Rock received payments from drug or device companies?
CMS Open Payments shows $47 in general payments to Gyneth Rock from 1 company from 2025 to 2025. The largest total came from CooperVision Inc.
How long has Gyneth Rock been practicing?
Gyneth Rock graduated from medical school in 2024, 2 years ago.
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