Alexandra Baker, DNP - Medicare Nurse Practitioner in Walla Walla, WA

Alexandra Baker, DNP is a medicare enrolled "Nurse Practitioner" in Walla Walla, Washington. She graduated from nursing school in 2022 and has 2 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Providence Health And Services - Washington and her current practice location is 401 W Poplar St, Walla Walla, Washington. You can reach out to her office (for appointments etc.) via phone at (503) 707-5536.

Alexandra Baker is licensed to practice in Washington (license number AP61318991) 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 1306473202.

Contact Information

Alexandra Baker, DNP
401 W Poplar St,
Walla Walla, WA 99362-2846
(503) 707-5536
Not Available

Map and Direction




Provider's Profile

Full NameAlexandra Baker
GenderFemale
SpecialityNurse Practitioner
Experience2 Years
Location401 W Poplar St, Walla Walla, 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:
  • Alexandra Baker graduated from nursing school in 2022
  NPI Data:
  • NPI Number: 1306473202
  • Provider Enumeration Date: 03/23/2020
  • Last Update Date: 12/28/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2062891245
  • Enrollment ID: I20220617001304

Medical Identifiers

Medical identifiers for Alexandra Baker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1306473202NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363L00000XNurse Practitioner AP61318991 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Providence St Mary Medical CenterWalla walla, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Providence Health And Services - Washington2860552973217

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. Alexandra Baker allows following entities to bill medicare on her behalf.
Entity NameProvidence Health & Services - Washington
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922259738
PECOS PAC ID: 2860552973
Enrollment ID: O20081223000478

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. Alexandra Baker 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
Alexandra Baker, DNP
401 W Poplar St,
Walla Walla, WA 99362-2846

Ph: () -
Alexandra Baker, DNP
401 W Poplar St,
Walla Walla, WA 99362-2846

Ph: (503) 707-5536

Reviews and Comments


Nurse Practitioner Nurses in Walla Walla, WA

Patrick R Smart, ARNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 401 W Poplar St, Sleep Medicine Center, Walla Walla, WA 99362
Phone: 509-522-5946    Fax: 509-522-5527
Delila C Ojeda, ARNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1111 S 2nd Ave, Walla Walla, WA 99362
Phone: 509-522-0100    Fax: 509-527-8010
Hyunjin Eo,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1017 S 2nd Ave Ste 1, Walla Walla, WA 99362
Phone: 509-398-9699    
Ms. Leikin Louise Patrick, ARNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 380 Chase Ave, Walla Walla, WA 99362
Phone: 509-897-3333    
Emily Grace Castillo, ARNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 55 W Tietan St, Walla Walla, WA 99362
Phone: 509-525-3720    Fax: 509-522-1593
Mary Buriani, ARNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1111 S 2nd Ave, Walla Walla, WA 99362
Phone: 509-527-8151    Fax: 509-527-8010
Susan D Collins, ARNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1111 S 2nd Ave, Walla Walla, WA 99362
Phone: 509-522-0100    Fax: 509-527-8010

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.