ALEXANDER JAMES SYLVESTER
NPI 1104442524
Counselor - Mental Health in Seattle, WA

Active since June 22, 2020PECOS EnrolledAccepts Medicare Assignment
222 WALL ST STE 100, SEATTLE, WA 98121(206) 441-3043 Get Directions Write a Review

NPPES record last updated: January 28, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 28, 2021, Jul 10, 2020, Jun 22, 2020 (3 updates tracked since 2020).

About Alexander James Sylvester NPPES

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

ALEXANDER JAMES SYLVESTER (NPI 1104442524) is an individual mental health provider in Seattle, Washington, licensed in Washington (CG61086055) and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Longview, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1104442524
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameALEXANDER JAMES SYLVESTER
Location Address222 WALL ST STE 100Seattle, WA 98121-1431
Mailing Address222 Wall St Ste 100Seattle, WA 98121-1431 · (206) 441-3043
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateJune 22, 2020
Last NPPES UpdateJanuary 28, 20213 updates tracked since enumeration
NPPES CertifiedJanuary 28, 2021
NPI 1104442524 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License Licensed in WA · CG61086055
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
222 WALL ST STE 100, Seattle, WA 98121

Secondary Practice Location 1

Location 1720 14th AveLongview, WA 98632-2315 · Phone (360) 423-0203 · Fax (360) 577-0269

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 and accepts Medicare assignment

Alexander James Sylvester is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9739693540
PECOS Enrollment IDI20250703002904
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.

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.

Counselor (Mental Health)
222 WALL ST STE 100
SEATTLE, WA 98121
Counselor (Mental Health)
222 WALL ST STE 100
SEATTLE, WA 98121
Peer Specialist
222 WALL ST STE 100
SEATTLE, WA 98121
Counselor
222 WALL ST STE 100
SEATTLE, WA 98121
Counselor (Mental Health)
222 WALL ST STE 100
SEATTLE, WA 98121
Registered Nurse
222 WALL ST STE 100
SEATTLE, WA 98121
Counselor
222 WALL ST STE 100
SEATTLE, WA 98121
Social Worker
222 WALL ST STE 100
SEATTLE, WA 98121

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 Alexander Sylvester's NPI number?

The NPI number for Alexander Sylvester is 1104442524. It was assigned to this individual provider in the NPPES registry on June 22, 2020.

Where is Alexander Sylvester located?

Alexander Sylvester practices at 222 Wall St Ste 100, Seattle, WA 98121. The listed phone number is (206) 441-3043.

What is Alexander Sylvester's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Alexander Sylvester enrolled in Medicare?

Yes. Alexander Sylvester is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Alexander Sylvester accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Alexander Sylvester 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 Alexander Sylvester was last updated on January 28, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.