Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Maria Kostandina Giakoumatos
Behavior Analyst in Tukwila, WA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1194250084
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Registry record
Entity type Individual (Type 1)
Name Maria Kostandina Giakoumatos
Sex Female
Practice address 15445 53rd Ave S Ste 110, Tukwila, WA, 98188
Phone (206) 313-8840
Enumeration date Apr 27, 2017
Last updated in NPPES Apr 27, 2017
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 111524501 | Medicaid | WA | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Maria Giakoumatos?
The National Provider Identifier (NPI) for Maria Giakoumatos is 1194250084, a Type 1 (individual) record in the CMS NPPES registry.
Where does Maria Giakoumatos practice?
The practice location on file with NPPES is in Tukwila, WA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Katherine Vanvuren Speech-Language Pathologist · Tukwila, WA NPI 1912385907 Emily Bestenbostel Behavior Analyst · Tukwila, WA NPI 1619348968 Katie Hill Behavior Analyst · Tukwila, WA NPI 1003288150 Melissa Grindstaff Behavior Analyst · Tukwila, WA NPI 1407217722 Velika Wong Behavior Analyst · Tukwila, WA NPI 1720434392
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-04-27.