Cassie Xu, MD - Medicare Pathology in Federal Way, WA

Cassie Xu, MD is a medicare enrolled "Pathology - Anatomic Pathology & Clinical Pathology" physician in Federal Way, Washington. She went to Indiana University School Of Medicine and graduated in 2017 and has 7 years of diverse experience with area of expertise as Pathology. She is a member of the group practice University Physicians Incorporated and her current practice location is 33915 1st Way S Ste 203, Federal Way, Washington. You can reach out to her office (for appointments etc.) via phone at (253) 838-9839.

Cassie Xu is licensed to practice in Washington (license number MD61264545) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1578096863.

Contact Information

Cassie Xu, MD
33915 1st Way S Ste 203,
Federal Way, WA 98003-6396
(253) 838-9839
(253) 661-9077

Map and Direction




Physician's Profile

Full NameCassie Xu
GenderFemale
SpecialityPathology
Experience7 Years
Location33915 1st Way S Ste 203, Federal Way, Washington
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Cassie Xu attended and graduated from Indiana University School Of Medicine in 2017
  NPI Data:
  • NPI Number: 1578096863
  • Provider Enumeration Date: 04/04/2017
  • Last Update Date: 08/18/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1153699384
  • Enrollment ID: I20220110000667

Medical Identifiers

Medical identifiers for Cassie Xu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1578096863NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207ZP0102XPathology - Anatomic Pathology & Clinical Pathology DR.0066609 (Colorado)Secondary
207ZP0102XPathology - Anatomic Pathology & Clinical Pathology MD61264545 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Colorado Hospital AuthorityAurora, COHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Physicians Incorporated34764656672657

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Cassie Xu allows following entities to bill medicare on her behalf.
Entity NameUniversity Physicians Incorporated
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962461889
PECOS PAC ID: 3476465667
Enrollment ID: O20031105000375

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Cassie Xu is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Cassie Xu, MD
3209 S 23rd St, Ste 200,
Tacoma, WA 98405-1602

Ph: (253) 272-5127
Cassie Xu, MD
33915 1st Way S Ste 203,
Federal Way, WA 98003-6396

Ph: (253) 838-9839

Reviews and Comments


Pathology Doctors in Federal Way, WA


Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.