Cassie Xu, MD
Anatomic Pathology & Clinical Pathology Physician · Federal Way, WA
Cassie Xu, MD is an anatomic pathology & clinical pathology physician with a practice address in Federal Way, Washington, and NPI 1578096863, issued on Apr 4, 2017. Check the license on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Cassie Xu
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- Practice location
- 33915 1St Way S Ste 203, Federal Way, WA 98003
- Phone
- (253) 838-9839
- Enumerated
- Apr 4, 2017
- Entity
- Type 1 · individual
Verify Cassie Xu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical CommissionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
One hospital or facility affiliation
- University Physicians IncorporatedAurora, CO
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Anatomic Pathology & Clinical Pathology Physician providers in Washington
There are 289 anatomic pathology & clinical pathology physician records in Washington.
Other anatomic pathology & clinical pathology physician records in Washington
- Nashwa Abed, MDSpokane Valley, WA1770547929
- Jacob Abel, M.D.Seattle, WA1083095319
- Dorbin AbendanoSpokane Valley, WA1811578784
- Kathi Adamson, MDSeattle, WA1184813255
- Judy Aeum, M.D.Tacoma, WA1114934890
- Camilla Allen, MDVancouver, WA1225048762
- Ira Allen, MDBellevue, WA1790750594
- Thomas Allerding, MDSpokane, WA1679513584
- Charles AlpersSeattle, WA1922188820
- Shane Anderson, MD PHDSeattle, WA1952383432
Common questions
What is Cassie Xu, MD's NPI number?
Cassie Xu, MD's National Provider Identifier (NPI) is 1578096863, issued on Apr 4, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Cassie Xu, MD located?
The NPPES record lists a practice address at 33915 1St Way S Ste 203, Federal Way, WA, 98003. Phone: (253) 838-9839. Providers update this record themselves, so call before visiting.
How can I verify Cassie Xu, MD's license?
Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.