HAPPY DAYS ANESTHESIA PLLC
NPI 1063148740
Nurse Anesthetist, Certified Registered in Yakima, WA

Q: What is Happy Days Anesthesia PLLC's NPI number?

The NPI number for Happy Days Anesthesia PLLC is 1063148740. It was assigned to this organization in the NPPES registry on July 26, 2022.

Q: What is Happy Days Anesthesia PLLC's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Active since July 26, 2022

3403 POWERHOUSE RD, YAKIMA, WA 98902(509) 966-2253 Get Directions Write a Review

NPPES record last updated: July 26, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Happy Days Anesthesia Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HAPPY DAYS ANESTHESIA PLLC (NPI 1063148740) is a healthcare organization registered as a nurse anesthetist, certified registered in Yakima, Washington and active in the NPI registry since July 2022. The organization lists Feliz Diaz, Owner, as its authorized official.

NPPES Registry Identity

NPI1063148740

Entity TypeOrganization

Primary Taxonomy367500000X

Legal Business NameHAPPY DAYS ANESTHESIA PLLC

Location Address3403 POWERHOUSE RDYakima, WA 98902-1547

Mailing Address10611 Summitview RdYakima, WA 98908-8474

Phone(509) 966-2253

Organization SubpartNo

Authorized OfficialFeliz DiazOwner · (509) 430-6595

Enumeration DateJuly 26, 2022

NPPES CertifiedJuly 26, 2022

✔ NPI 1063148740 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367500000X

Definition

(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

3403 POWERHOUSE RD, Yakima, WA 98902

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Happy Days Anesthesia Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Happy Days Anesthesia PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Feliz Diaz, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1215278213

406 S 30TH AVE SUITE 202
Yakima, WA 98902

(509) 972-1051

✔ Accepts Medicare0.5 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Happy Days Anesthesia PLLC's NPI number?

The NPI number for Happy Days Anesthesia PLLC is 1063148740. It was assigned to this organization in the NPPES registry on July 26, 2022.

Where is Happy Days Anesthesia PLLC located?

Happy Days Anesthesia PLLC is located at 3403 Powerhouse Rd, Yakima, WA 98902. The listed phone number is (509) 966-2253.

What is Happy Days Anesthesia PLLC's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Happy Days Anesthesia PLLC enrolled in Medicare?

Yes. Happy Days Anesthesia PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Happy Days Anesthesia PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Certified Registered Nurse Anesthetist (CRNA)) reassigns their Medicare billing to Happy Days Anesthesia PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Happy Days Anesthesia PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Happy Days Anesthesia PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Happy Days Anesthesia PLLC was last updated on July 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.