Rafael Achacoso, ARNP - Medicare Nurse Practitioner in Seattle, WA

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Rafael Achacoso, ARNP is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Seattle, Washington. His current practice location is 2105 5th Ave, Seattle, Washington. You can reach out to his office (for appointments etc.) via phone at (206) 486-6501.

Rafael Achacoso is licensed to practice in Washington (license number AP61403331) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1134835432.

Contact Information

Rafael Achacoso, ARNP
2105 5th Ave,
Seattle, WA 98121-2932
(206) 486-6501
(206) 710-2264

Map and Direction




Provider's Profile

Full NameRafael Achacoso
GenderMale
SpecialityNurse Practitioner - Psychiatric/mental Health
Location2105 5th Ave, Seattle, Washington
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1134835432
  • Provider Enumeration Date: 01/30/2023
  • Last Update Date: 11/02/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3971978776
  • Enrollment ID: I20230410001243

Medical Identifiers

Medical identifiers for Rafael Achacoso such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134835432NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP0808XNurse Practitioner - Psychiatric/mental Health AP61403331 (Washington)Primary

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. Rafael Achacoso allows following entities to bill medicare on his behalf.
Entity NameVest Seattle Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104338144
PECOS PAC ID: 7416233549
Enrollment ID: O20170606001548
Entity NameAffect Therapeutics Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104402064
PECOS PAC ID: 4284071903
Enrollment ID: O20240607001684

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. Rafael Achacoso 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
Rafael Achacoso, ARNP
300 Lenora Street, Pmb 6345,
Seattle, WA 98121

Ph: (206) 486-6501		Rafael Achacoso, ARNP
2105 5th Ave,
Seattle, WA 98121-2932

Ph: (206) 486-6501

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).

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