MS. TAMMY MICHELE MULLER PA-C
NPI 1891879342
Physician Assistant in Seattle, WA

Active since October 24, 2006PECOS Enrolled
825 EASTLAKE AVE E, SEATTLE, WA 98109(206) 520-5000 Get Directions Write a Review

NPPES record last updated: August 7, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 7, 2023, Aug 19, 2016, Feb 4, 2016 (3 updates tracked since 2016).

About Ms. Tammy Michele Muller Pa-c NPPES

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

MS. TAMMY MICHELE MULLER PA-C (NPI 1891879342) is an individual physician assistant in Seattle, Washington, licensed in Washington (PA10003769) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in Everett.

NPPES Registry Identity

NPI1891879342
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. TAMMY MICHELE MULLERCredential: PA-C
Location Address825 EASTLAKE AVE ESeattle, WA 98109-4405
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 520-5700
Sole ProprietorNo
Enumeration DateOctober 24, 2006
Last NPPES UpdateAugust 7, 20233 updates tracked since enumeration
NPPES CertifiedAugust 7, 2023
NPI 1891879342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in WA · PA10003769
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
825 EASTLAKE AVE E, Seattle, WA 98109

Secondary Practice Location 1

Location 11717 13th St Ste 300Everett, WA 98201-1621 · Phone (425) 297-5500

Other Identifiers 2

Medicaid1038121WA
Medicaid8014458WA

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Ms. Tammy Michele Muller Pa-c 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98109 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
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier12 claims924 services$0.73 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Internal Medicine (Hematology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Pathology (Anatomic Pathology & Clinical Pathology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Nurse Practitioner (Pediatrics)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Internal Medicine (Medical Oncology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
Physician Assistant
825 EASTLAKE AVE E
SEATTLE, WA 98109
Surgery
825 EASTLAKE AVE E
SEATTLE, WA 98109
Physician Assistant
825 EASTLAKE AVE E
SEATTLE, WA 98109
Nurse Practitioner (Women's Health)
825 EASTLAKE AVE E
SEATTLE, WA 98109

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 Tammy Muller's NPI number?

The NPI number for Tammy Muller is 1891879342. It was assigned to this individual provider in the NPPES registry on October 24, 2006.

Where is Tammy Muller located?

Tammy Muller practices at 825 Eastlake Ave E, Seattle, WA 98109. The listed phone number is (206) 520-5000.

What is Tammy Muller's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Tammy Muller enrolled in Medicare?

Yes. Tammy Muller is registered in the Medicare PECOS enrollment system.

What insurance does Tammy Muller accept?

Health plans from PacificSource Health Plans and Providence Health Plan list Tammy Muller 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 Tammy Muller was last updated on August 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.