THELBEN MULLETT MD
NPI 1063830438
Pediatrics in Seattle, WA

Q: What is Thelben Mullett's NPI number?

The NPI number for Thelben Mullett is 1063830438. It was assigned to this individual provider in the NPPES registry on April 2, 2014.

Q: What is Thelben Mullett's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Thelben Mullett was last updated on June 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since April 02, 2014PECOS Enrolled

4744 41ST AVE SW STE 101, SEATTLE, WA 98116(206) 320-5780(206) 320-5794 Get Directions Write a Review

NPPES record last updated: June 27, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 27, 2025, Jun 18, 2019 (2 updates tracked since 2019).

On this page

About Thelben Mullett Md NPPES

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

THELBEN MULLETT MD (NPI 1063830438) is an individual pediatrics provider in Seattle, Washington, licensed in Washington (MD60754595) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1063830438

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameTHELBEN MULLETTCredential: MD

Location Address4744 41ST AVE SW STE 101Seattle, WA 98116-4566

Mailing AddressPo Box 25608Salt Lake City, UT 84125-0608 · (206) 320-4476 · Fax (206) 568-7043

Phone(206) 320-5780

Fax(206) 320-5794

Sole ProprietorNo

Enumeration DateApril 2, 2014

Last NPPES UpdateJune 27, 20252 updates tracked since enumeration

NPPES CertifiedJune 27, 2025

✔ NPI 1063830438 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in WA · MD60754595

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

4744 41ST AVE SW STE 101, Seattle, WA 98116

Open in Google Maps ↗

Other Identifiers 1

Medicaid2036291WA

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thelben Mullett Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Thelben Mullett reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Swedish Health Services

4.0 mi

Physical Therapist

800 5TH AVE STE P100
Seattle, WA 98104

Reassigned Medicare billing, Washington enrollment
663 clinicians in this Medicare group

NPI 1619680840 (206) 320-2700

Association Of Chmc And University Physicians

4.1 mi

Orthopaedic Trauma

325 9TH AVE
Seattle, WA 98104

Reassigned Medicare billing, Washington enrollment
Medicare enrollment name: The Association Of Chrmc And University Physicians
1,443 clinicians in this Medicare group

NPI 1215153671 (206) 731-3000

Kaiser Foundation Health Plan Of Washington

4.7 mi

Multi-Specialty

320 WESTLAKE AVE. N., SUITE 100
Seattle, WA 98109

Reassigned Medicare billing, Washington enrollment
2,678 clinicians in this Medicare group

NPI 1396810701 (206) 448-6561

Seattle Children's Hospital

5.0 mi

Primary Care

3939 S OTHELLO ST STE 101
Seattle, WA 98118

Reassigned Medicare billing, Washington enrollment
Medicare enrollment name: Seattle Childrens Hospital
912 clinicians in this Medicare group

NPI 1134251747 (206) 987-7200

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98116 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$97.43 typical visit price

range $63.67 – $189.37

Typical copayment $24.35 (range $15.91 – $47.34)

Most-billed visit code 99203

Established Patient

$111.00 typical visit price

range $21.12 – $155.00

Typical copayment $27.75 (range $5.28 – $38.75)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

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

DR. JOHN HARDIN HAWES MD

Pediatrics