Therese Williams Dumas, ARNP - Medicare Nurse Practitioner in Mount Vernon, WA

Therese Williams Dumas, ARNP is a medicare enrolled "Nurse Practitioner - Acute Care" in Mount Vernon, Washington. She graduated from nursing school in 1997 and has 27 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Public Hospital Dist No 1 Skagit and her current practice location is 307 S 13th St Ste 300, Mount Vernon, Washington. You can reach out to her office (for appointments etc.) via phone at (360) 336-9757.

Therese Williams Dumas is licensed to practice in Washington (license number AP60841862) 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 1831282409.

Contact Information

Therese Williams Dumas, ARNP
307 S 13th St Ste 300,
Mount Vernon, WA 98274-4100
(360) 336-9757
(360) 814-5237

Map and Direction




Provider's Profile

Full NameTherese Williams Dumas
GenderFemale
SpecialityNurse Practitioner
Experience27 Years
Location307 S 13th St Ste 300, Mount Vernon, 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:
  • Therese Williams Dumas graduated from nursing school in 1997
  NPI Data:
  • NPI Number: 1831282409
  • Provider Enumeration Date: 10/02/2006
  • Last Update Date: 10/27/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6204808033
  • Enrollment ID: I20190124000593

Medical Identifiers

Medical identifiers for Therese Williams Dumas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831282409NPI-NPPES
2107382MedicaidWA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363L00000XNurse Practitioner AP60841862 (Washington)Secondary
363LA2100XNurse Practitioner - Acute Care AP60841862 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Skagit Valley HospitalMount vernon, WAHospital
Island HospitalAnacortes, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Public Hospital Dist No 1 Skagit6800793522248

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. Therese Williams Dumas allows following entities to bill medicare on her behalf.
Entity NamePublic Hospital Dist No 1 Skagit
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023332749
PECOS PAC ID: 6800793522
Enrollment ID: O20040309001059

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. Therese Williams Dumas 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
Therese Williams Dumas, ARNP
1400 E Kincaid St, Attn: Credentialing,
Mount Vernon, WA 98274-4127

Ph: (360) 428-2500
Therese Williams Dumas, ARNP
307 S 13th St Ste 300,
Mount Vernon, WA 98274-4100

Ph: (360) 336-9757

Reviews and Comments


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Kara Joan Hawker, FNP-C
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Phone: 360-336-9757    Fax: 360-814-5237
Emma Mary Hamilton, ARNP
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Practice Location: 1420 Roosevelt Ave Ste 4, Mount Vernon, WA 98273
Phone: 360-899-4086    Fax: 360-899-4124

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.