1. Home
  2. Directory
  3. Washington
  4. Seattle
  5. Psychologist
  6. NPI Profile

STEFANIE A HLASTALA
NPI 1487744371
Psychologist - Clinical Child & Adolescent in Seattle, WA

Active since October 13, 2006Opted out of Medicare · through Oct 1, 2026
4800 SAND POINT WAY NE, SEATTLE, WA 98105(206) 987-2000 Get Directions Write a Review

NPPES record last updated: February 5, 2009. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Stefanie A Hlastala NPPES

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

STEFANIE A HLASTALA (NPI 1487744371) is an individual clinical child & adolescent provider in Seattle, Washington, licensed in Washington (PY00003093) and active in the NPI registry since October 2006. She has opted out of Medicare through October 1, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1487744371
Entity TypeIndividualFemale
Primary Taxonomy103TC2200X
Provider Legal NameSTEFANIE A HLASTALA
Location Address4800 SAND POINT WAY NESeattle, WA 98105-3901
Mailing Address4500 Sand Point Way Ne, #100Seattle, WA 98105-3900
Phone(206) 987-2000
Sole ProprietorNo
Enumeration DateOctober 13, 2006
Last NPPES UpdateFebruary 5, 2009
✔ NPI 1487744371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers
Taxonomy Code103TC2200X
License✔ Licensed in WA · PY00003093
Definition
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PY00003093 (WA)
4800 SAND POINT WAY NE, Seattle, WA 98105
Open in Google Maps ↗

Other Identifiers 3

Other2000728Internal Id-motor Vehicle Id
Medicare ID-Type Unspecified8803388
Medicaid8410060WA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Stefanie A Hlastala has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2018 through October 1, 2026.

Opt-Out Effective DateOctober 1, 2018
Opt-Out In Effect ThroughOctober 1, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

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.

NALINI MALARKKAN MD
Anesthesiology
4800 SAND POINT WAY NE
SEATTLE, WA 98105
King County (206) 987-2728
MS. LINDA E EBLEN MA
Speech-Language Pathologist
4800 SAND POINT WAY NE, MAIL STOP W-6839
SEATTLE, WA 98105
King County (206) 987-6164
DR. JAMES TOLIVER BENNETT JR. M.D., PH.D.
Medical Genetics (Clinical Molecular Genetics)
4800 SAND POINT WAY NE, GENETIC MEDICINE
SEATTLE, WA 98105
King County (206) 987-2056
DR. LESLIE ANN DERVAN MD
Pediatrics (Pediatric Critical Care Medicine)
4800 SAND POINT WAY NE, MB.10.620
SEATTLE, WA 98105
King County (206) 987-0293
DR. INDI TREHAN MD
Pediatrics (Pediatric Infectious Diseases)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
King County (206) 987-2000
MS. JENNIFER PATANO CNP
Nurse Practitioner (Pediatrics)
4800 SAND POINT WAY NE, MS O.7.720
SEATTLE, WA 98105
King County (206) 987-8949
MRS. SUSAN L HOLTZCLAW ARNP
Nurse Practitioner (Family)
4800 SAND POINT WAY NE, MAILSTOP T-2108
SEATTLE, WA 98105
King County (206) 987-5691
SHENG ZHOU MD
Otolaryngology (Pediatric Otolaryngology)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
King County (206) 987-2105

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 Stefanie Hlastala's NPI number?

The NPI number for Stefanie Hlastala is 1487744371. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Where is Stefanie Hlastala located?

Stefanie Hlastala practices at 4800 Sand Point Way NE, Seattle, WA 98105. The listed phone number is (206) 987-2000.

What is Stefanie Hlastala's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

Is Stefanie Hlastala enrolled in Medicare?

No. Stefanie Hlastala has opted out of Medicare through October 1, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Stefanie Hlastala was last updated on February 5, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.