Crystal Sin, OD
- Industry payments
- $1,541
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 3801 S Steele St, Tacoma, WA 98409
- Practice phone
- Call (253) 317-2704
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Visionworks Doctors of Optometry
Tacoma, Washington
Find Crystal Sin'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 Sin is an optometrist in Tacoma, Washington
Crystal Sin practices at Visionworks Doctors of Optometry in Tacoma, Washington.
Crystal Sin's NPI, 1861264723, was assigned on October 24, 2023. Crystal Sin holds Washington license OD61491957.
- NPI
- 1861264723NPI Registry (opens in a new tab)
- NPI enumeration date
- October 24, 2023
- NPI status
- Active
- Practice phone
- (253) 317-2704
- 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 Practice Data
Crystal Sin practices at Visionworks Doctors of Optometry in Tacoma, Washington
Crystal Sin's primary practice is Visionworks Doctors of Optometry, at 3801 S Steele St, Tacoma, WA 98409 in Pierce County. The practice phone is (253) 317-2704.
- Visionworks Doctors of Optometry3801 S Steele St, Tacoma, WA 98409 · Pierce CountyPhone(253) 317-2704
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Crystal Sin is affiliated with 1 site of care and 1 medical group
Crystal Sin's primary practice is Visionworks Doctors of Optometry in Tacoma, Washington. Dmand AI also links Crystal Sin to 1 medical group, 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 Sin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Crystal Sin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Visionworks Doctors of Optometry | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Crystal Sin is one of 1,258 optometrists in Washington
Optometrist is Crystal Sin's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Crystal Sin is licensed in Washington.
Specialties and state licenses
- Optometrist, WashingtonPrimary
Optometrists near Crystal Sin
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 Sin's patients have a median age of 53
Across all payers, Dmand AI patient panel data puts Crystal Sin's median patient age at 53, with 59% women.
Crystal Sin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women59%
- Men40%
Source: Dmand AI Patient Panel Data
Crystal Sin received $1,541 in industry payments in 2025
CMS Open Payments shows 16 general payments to Crystal Sin from 4 drug and device companies in 2025. Travel and lodging make up the largest share, 64% of the total. Johnson & Johnson Vision Care, Inc. paid the most, $1,261.
General payments to Crystal Sin by kind, 2025 to 2025
- Travel and lodging$98864%
- Food and beverage$55336%
Companies that paid Crystal Sin 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 Crystal Sin'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 |
| 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 Crystal Sin
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 Sin's NPI number?
Crystal Sin's NPI number is 1861264723. It was assigned on October 24, 2023, and it is active in the NPI Registry.
What does Crystal Sin specialize in?
Crystal Sin is an optometrist in Tacoma, Washington. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Crystal Sin practice?
Crystal Sin practices at 3801 S Steele St, Tacoma, WA 98409. Crystal Sin's primary practice is Visionworks Doctors of Optometry in Tacoma, Washington. Dmand AI also links Crystal Sin to 1 medical group.
What is Crystal Sin's office phone number?
The practice phone on file for Crystal Sin is (253) 317-2704.
What is Crystal Sin's medical license number?
Crystal Sin holds Washington license OD61491957.
Has Crystal Sin received payments from drug or device companies?
CMS Open Payments shows $1,541 in general payments to Crystal Sin from 4 companies from 2025 to 2025. The largest total came from Johnson & Johnson Vision Care, Inc.
How long has Crystal Sin been practicing?
Crystal Sin's NPI was assigned in 2023.
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