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SAMUEL ALLEN TUCKWIN LCSW
NPI 1669161014
Social Worker in Longview, WA

Active since May 02, 2023PECOS EnrolledAccepts Medicare Assignment
900 FIR ST, LONGVIEW, WA 98632(360) 353-9422(360) 353-9440 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 21, 2026, Jun 10, 2025, Mar 28, 2025 and 4 more (7 updates tracked since 2023).

About Samuel Allen Tuckwin Lcsw NPPES

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

SAMUEL ALLEN TUCKWIN LCSW (NPI 1669161014) is an individual social worker in Longview, Washington, licensed in Oregon (L18085) and active in the NPI registry since May 2023. He is enrolled in Medicare PECOS, maintains a secondary practice location in Gresham, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1669161014
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameSAMUEL ALLEN TUCKWINCredential: LCSW
Location Address900 FIR STLongview, WA 98632-2544
Mailing AddressPo Box 2429Longview, WA 98632-8486 · (360) 353-9422 · Fax (360) 353-9440
Phone(360) 353-9422
Fax(360) 353-9440
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMay 2, 2023
Last NPPES UpdateJuly 21, 20267 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
✔ NPI 1669161014 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Licenses✔ Licensed in OR · L18085✔ Licensed in WA · SC61570839
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License T-24-3972 (OR)
900 FIR ST, Longview, WA 98632
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Other Names 1

Other Name (5)Sam Allen Tuckwin Cadc/lcsw/licswa

Secondary Practice Location 1

Location 1620 NE 2nd StGresham, OR 97030-7514 · Phone (971) 274-3757 · Fax (503) 912-5740

Other Identifiers 1

Medicaid500819391OR

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Samuel Allen Tuckwin Lcsw 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 ID6406313758
PECOS Enrollment IDI20260806003379
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 Reassignment

Medicare enrollment records show Samuel Tuckwin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cowlitz Indian Tribe
0.1 mi
Clinic/Center
1044 11TH AVE
Longview, WA 98632
  • Reassigned Medicare billing, Texas enrollment
  • 44 clinicians in this Medicare group
NPI 1740562909 (360) 575-8275

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

Other Providers at the Same Location NPPES 19

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

CASSIDY ROBERTS
Peer Specialist
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 353-9422
HEATHER MARIE KRAFT CG 61090134
Peer Specialist
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 575-3316
JESSE CHO
Nurse Practitioner (Psychiatric/Mental Health)
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (949) 878-8315
KYLEE BROOK LANCASTER SUDP-T
Counselor (Addiction (Substance Use Disorder))
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 353-9422
MRS. MIRANDA JAKSHA SUDP-T
Counselor (Addiction (Substance Use Disorder))
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 353-9422
TYLER WILLIAM STOCKTON CDPT
Counselor (Addiction (Substance Use Disorder))
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 575-3316
MRS. ANGELA LYNN MITCHELL SUDP, LICSWA
Counselor (Addiction (Substance Use Disorder))
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 575-3316
LAURI RAE RIGBY CP60836353
Counselor (Addiction (Substance Use Disorder))
900 FIR ST
LONGVIEW, WA 98632
Cowlitz County (360) 575-3316

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 Samuel Tuckwin's NPI number?

The NPI number for Samuel Tuckwin is 1669161014. It was assigned to this individual provider in the NPPES registry on May 2, 2023. The provider is also known as Sam Allen Tuckwin Cadc/Lcsw/Licswa.

Where is Samuel Tuckwin located?

Samuel Tuckwin practices at 900 Fir St, Longview, WA 98632. The listed phone number is (360) 353-9422.

What is Samuel Tuckwin's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Samuel Tuckwin enrolled in Medicare?

Yes. Samuel Tuckwin 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.

Which organization bills Medicare for Samuel Tuckwin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samuel Tuckwin reassigns Medicare benefits to Cowlitz Indian Tribe (Longview, WA). The 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 Samuel Tuckwin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Samuel Tuckwin was last updated on July 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.