Raysa Tzeng, OD
- Industry payments
- $375
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2014
- Practice address
- 6750 Stanford Ranch Rd, Roseville, CA 95678
- Practice phone
- Call (916) 782-8998
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Focus Optometry
Physician office · Roseville, California
Find Raysa Tzeng'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.
Raysa Tzeng is an optometrist in Roseville, California
Raysa Tzeng practices at Focus Optometry in Roseville, California.
Raysa Tzeng's NPI, 1871997023, was assigned on October 17, 2014. Raysa Tzeng holds California license 11284T.
- NPI
- 1871997023NPI Registry (opens in a new tab)
- NPI enumeration date
- October 17, 2014
- NPI status
- Active
- Practice phone
- (916) 782-8998
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Raysa Tzeng practices at Focus Optometry in Roseville, California
Raysa Tzeng's primary practice is Focus Optometry, at 6750 Stanford Ranch Rd, Roseville, CA 95678. The practice phone is (916) 782-8998.
- Focus Optometry6750 Stanford Ranch Rd, Roseville, CA 95678Phone(916) 782-8998
Source: Dmand AI Affiliation Data
Raysa Tzeng is affiliated with 1 site of care
Raysa Tzeng's primary practice is Focus Optometry in Roseville, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Raysa Tzeng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Raysa Tzeng practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Focus Optometry | Available with a free account |
Source: Dmand AI Technology Install Data
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Raysa Tzeng is one of 7,206 optometrists in California
Optometrist is Raysa Tzeng's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Raysa Tzeng is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Raysa Tzeng
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
Raysa Tzeng's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Raysa Tzeng's median patient age at 59, with 64% women.
Raysa Tzeng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women64%
- Men29%
Source: Dmand AI Patient Panel Data
Raysa Tzeng received $375 in industry payments in 2025
CMS Open Payments shows 6 general payments to Raysa Tzeng from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $276.
Companies that paid Raysa Tzeng 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 Raysa Tzeng'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Raysa Tzeng
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Raysa Tzeng's NPI number?
Raysa Tzeng's NPI number is 1871997023. It was assigned on October 17, 2014, and it is active in the NPI Registry.
What does Raysa Tzeng specialize in?
Raysa Tzeng is an optometrist in Roseville, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Raysa Tzeng practice?
Raysa Tzeng practices at 6750 Stanford Ranch Rd, Roseville, CA 95678. Raysa Tzeng's primary practice is Focus Optometry in Roseville, California.
What is Raysa Tzeng's office phone number?
The practice phone on file for Raysa Tzeng is (916) 782-8998. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Raysa Tzeng's email address?
Dmand AI checks professional and personal email addresses for Raysa Tzeng through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Raysa Tzeng's medical license number?
Raysa Tzeng holds California license 11284T.
Has Raysa Tzeng received payments from drug or device companies?
CMS Open Payments shows $375 in general payments to Raysa Tzeng from 3 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Raysa Tzeng been practicing?
Raysa Tzeng's NPI was assigned in 2014.
What EHR does Raysa Tzeng's practice use?
Dmand AI tracks the EHR system at Focus Optometry. The vendor and product are available with a free Dmand AI account.
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