Crystal Guo, OD
- Part D claims, 2024
- 65
- Industry payments
- $124
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 901 Nevin Ave, Richmond, CA 94801
- Practice phone
- Call (510) 307-1555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Richmond Medical Center
Richmond, California
Find Crystal Guo'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.
Crystal Guo is an optometrist in Richmond, California
Crystal Guo practices at Richmond Medical Center in Richmond, California.
Crystal Guo's NPI, 1962136002, was assigned on July 14, 2022. Crystal Guo graduated from State University of New York - State College Optometry in 2022. Crystal Guo holds New York license 011028.
- NPI
- 1962136002NPI Registry (opens in a new tab)
- NPI enumeration date
- July 14, 2022
- NPI status
- Active
- Practice phone
- (510) 307-1555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Crystal Guo practices at Richmond Medical Center in Richmond, California
Crystal Guo's primary practice is Richmond Medical Center, at 901 Nevin Ave, Richmond, CA 94801 in Contra Costa County. The practice phone is (510) 307-1555.
- Richmond Medical Center901 Nevin Ave, Richmond, CA 94801 · Contra Costa CountyPhone(510) 307-1555
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Crystal Guo is affiliated with 2 sites of care and 1 medical group
Crystal Guo's primary practice is Richmond Medical Center in Richmond, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Crystal Guo to 1 more group practice or clinic, 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 Crystal Guo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Crystal Guo practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Richmond Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Crystal Guo is one of 7,206 optometrists in California
Optometrist is Crystal Guo's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Crystal Guo's licenses on file in 2 states: New York and California.
Specialties and state licenses
- Optometrist, New YorkPrimary
- California license
Optometrists near Crystal Guo
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
Crystal Guo's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Crystal Guo's median patient age at 63, with 71% women.
Crystal Guo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women71%
- Men29%
Source: Dmand AI Patient Panel Data
Crystal Guo wrote 65 Medicare Part D claims in 2024
In 2024, Crystal Guo wrote 65 Medicare Part D claims for 42 patients. 58% of them were for generic drugs.
Crystal Guo's Part D claims by kind of drug, 2024
- Generic38 claims58%
- Brand-name27 claims42%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Crystal Guo received $124 in industry payments in 2025
CMS Open Payments shows 1 general payment to Crystal Guo from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Harrow Eye, LLC paid the most, $124.
Companies that paid Crystal Guo the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Crystal Guo graduated from State University of New York - State College Optometry
Crystal Guo graduated from State University of New York - State College Optometry in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Crystal Guo'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Crystal Guo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Crystal Guo's NPI number?
Crystal Guo's NPI number is 1962136002. It was assigned on July 14, 2022, and it is active in the NPI Registry.
What does Crystal Guo specialize in?
Crystal Guo is an optometrist in Richmond, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Crystal Guo practice?
Crystal Guo practices at 901 Nevin Ave, Richmond, CA 94801. Crystal Guo's primary practice is Richmond Medical Center in Richmond, California. Dmand AI also links Crystal Guo to 1 group practice or clinic.
What is Crystal Guo's office phone number?
The practice phone on file for Crystal Guo is (510) 307-1555.
What is Crystal Guo's medical license number?
Crystal Guo holds New York license 011028, one of the licenses on file in 2 states.
Which states has Crystal Guo been licensed in?
Dmand AI has state licenses on file for Crystal Guo in New York and California.
What medical group is Crystal Guo part of?
Crystal Guo is linked to The Permanente Medical Group, Inc.
Where did Crystal Guo go to medical school?
Crystal Guo graduated from State University of New York - State College Optometry in 2022.
Has Crystal Guo received payments from drug or device companies?
CMS Open Payments shows $124 in general payments to Crystal Guo from 1 company from 2025 to 2025. The largest total came from Harrow Eye, LLC.
How long has Crystal Guo been practicing?
Crystal Guo graduated from medical school in 2022, 4 years ago.
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