Mara Lea Geffken, PA-C - Medicare Physician Assistant in Spokane, WA

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Mara Lea Geffken, PA-C is a medicare enrolled "Physician Assistant - Medical" in Spokane, Washington. She graduated from nursing school in 2005 and has 21 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Benjamin Hsu, M.d.,p.s and her current practice location is 757 E Holland Ave, Spokane, Washington. You can reach out to her office (for appointments etc.) via phone at (509) 444-6367.

Mara Lea Geffken is licensed to practice in Washington (license number PA10004913) 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 1942289392.

Contact Information

Mara Lea Geffken, PA-C
757 E Holland Ave,
Spokane, WA 99218-1257
(509) 444-6367
(509) 444-6371

Map and Direction




Provider's Profile

Full NameMara Lea Geffken
GenderFemale
SpecialityPhysician Assistant
Experience21 Years
Location757 E Holland Ave, Spokane, 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:
  • Mara Lea Geffken graduated from nursing school in 2005
  NPI Data:
  • NPI Number: 1942289392
  • Provider Enumeration Date: 01/13/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3476571522
  • Enrollment ID: I20051107000857

Medical Identifiers

Medical identifiers for Mara Lea Geffken such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1942289392NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363AM0700XPhysician Assistant - Medical PA10004913 (Washington)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Benjamin Hsu, M.d.,p.s12542216176

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. Mara Lea Geffken allows following entities to bill medicare on her behalf.
Entity NameBenjamin Hsu, M.d.,p.s
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750496642
PECOS PAC ID: 1254221617
Enrollment ID: O20040318000817

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. Mara Lea Geffken 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
Mara Lea Geffken, PA-C
757 E Holland Ave,
Spokane, WA 99218-1257

Ph: (509) 444-6367		Mara Lea Geffken, PA-C
757 E Holland Ave,
Spokane, WA 99218-1257

Ph: (509) 444-6367

Reviews and Comments


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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.