Crystal Sin, OD
Optometrist · Federal Way, WA
Crystal Sin, OD is an optometrist with a practice address in Federal Way, Washington, and NPI 1861264723, issued on Oct 24, 2023. Check the license (Washington OD61491957, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Crystal Sin
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OD61491957 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1705 S 324TH PL, Federal Way, WA 98003
- Phone
- (253) 661-6005
- Enumerated
- Oct 24, 2023
- Record last updated
- Oct 24, 2023
- Entity
- Type 1 · individual
Also registered at 1705 S 324TH PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tu Banh, O.D.Pediatric Optometrist1376954479
- Curtis Baxstrom, ODOptometrist1699767285
- Maureen Brady, OTOccupational Therapist1174067185
- Paula Herrington, MS CCC-SLPSpeech-Language Pathologist1720100134
- Connie Chih Chun Lee, ODOptometrist1386044121
- Kirsten MaOptometrist1891367140
Verify Crystal Sin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license OD61491957Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $872.37
12 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
39 optometrist records list a practice address in Federal Way
They are 39 of the 2,770 NPPES records with a practice address in Federal Way, and 1,641 optometrist records in Washington.
All 39 in Federal Way → All 1,641 in Washington → Every provider in Federal Way →
Other optometrist records in Washington
- Jenni Aaseby, O.D.Shelton, WA1720133374
- Meagan-Rhose Abanto, ODEverett, WA1457027880
- Jabeen Abdulla, O.D.Tacoma, WA1629304217
- James Abel, ODRenton, WA1255945390
- Christina Abercrombie, ODKent, WA1346906252
- Ashley Abiva, ODSeattle, WA1902572449
- Kenneth Absalonson, ODSpokane, WA1811206998
- Nour Abu-Haltam, ODVancouver, WA1194602037
- Peter Adachi, ODSeattle, WA1811040058
- Mark Aginsky, O.D.Bellingham, WA1730169285
Common questions
What is Crystal Sin, OD's NPI number?
Crystal Sin, OD's National Provider Identifier (NPI) is 1861264723, issued on Oct 24, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Crystal Sin, OD located?
The NPPES record lists a practice address at 1705 S 324TH PL, Federal Way, WA, 98003. Phone: (253) 661-6005. Providers update this record themselves, so call before visiting.
How can I verify Crystal Sin, OD's license?
NPPES lists Washington license number OD61491957, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.