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RALPH WAYNE STUMBO JR.
NPI 1790821544
Pulmonary Function Technologist in Tacoma, WA

Active since January 29, 2007
209 MARTIN LUTHER KING JR WAY, TACOMA, WA 98405(253) 596-3300 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Ralph Wayne Stumbo Jr. NPPES

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

RALPH WAYNE STUMBO JR. (NPI 1790821544) is an individual pulmonary function technologist in Tacoma, Washington, licensed in Washington (LR00001751) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1790821544
Entity TypeIndividualMale
Primary Taxonomy225B00000X
Provider Legal NameRALPH WAYNE STUMBO JR.
Location Address209 MARTIN LUTHER KING JR WAYTacoma, WA 98405-4265
Mailing AddressPo Box 34584Seattle, WA 98124-1584 · (509) 241-7349 · Fax (509) 241-7628
Phone(253) 596-3300
Sole ProprietorNo
Enumeration DateJanuary 29, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1790821544 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPulmonary Function TechnologistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225B00000X
License✔ Licensed in WA · LR00001751
Definition
A pulmonary function technologist who is trained and qualified to perform pulmonary diagnostic tests. In the course of conducting these tests, the Pulmonary Function Technologist is able to setup, calibrate, maintain, and ensure the quality assurance of the pulmonary function testing equipment. In the laboratory, clinical or patient care setting the technologist instructs patients, elicits cooperation, performs procedures, monitors patient response, and evaluates patient performance. Tests results are calculated, compared with predicted normal ranges, and evaluated for reliability. The technologist collects clinical history data and evaluates the clinical implications of the test results.
Also ListedRespiratory Therapist, RegisteredTaxonomy 227900000X · License LR00001751 (WA)

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KRISTINA SIU PETSAS M.D.
Family Medicine
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
ALEXANDRA CORNWALL PA-C
Physician Assistant
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
MRS. ANNE GARCES LAPORTE D.O.
Family Medicine
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
MR. CHRISTOPHER R WALSH PA-C
Physician Assistant
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
DR. JOEL THOMAS MCFARLAND MD
Radiology (Diagnostic Radiology)
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
JONATHAN P KRYMAN MD
Pain Medicine (Pain Medicine)
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
JOHN C. OSGOOD M.D.
Orthopaedic Surgery
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
DR. ANDREW KENNETH YU PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 383-7870

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 Ralph Stumbo's NPI number?

The NPI number for Ralph Stumbo is 1790821544. It was assigned to this individual provider in the NPPES registry on January 29, 2007.

Where is Ralph Stumbo located?

Ralph Stumbo practices at 209 Martin Luther King Jr Way, Tacoma, WA 98405. The listed phone number is (253) 596-3300.

What is Ralph Stumbo's specialty?

The primary specialty registered for this NPI is Pulmonary Function Technologist with taxonomy code 225B00000X.

When was this NPI record last updated?

The NPPES record for Ralph Stumbo was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.