Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Esther Lauren Opersteny, ARNP, RN

Family Nurse Practitioner in Issaquah, WA · enumerated 2020.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1386252450

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Registry record

Entity type Individual (Type 1)

Name Esther Lauren Opersteny

Credential ARNP, RN

Sex Female

Practice address 751 Ne Blakely Dr, Issaquah, WA, 98029

Phone (425) 313-5400

Fax (425) 313-5401

Enumeration date Jul 15, 2020

Last updated in NPPES Jan 7, 2021

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License RN60238010 (WA) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP61061440 (WA) Primary

RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN credential

Other identifiers

Identifier	Type	State	Issuer
0429582	Other	WA	L&I-VANCOUVER RADIOLOGY
0429579	Other	WA	L&I-SOUTH SOUND RADIOLOGY
0429576	Other	WA	L&I-RADIA KING CTY
0429577	Other	WA	L&I-SWEDISH RADIA EDMONDS
0429578	Other	WA	L&I-EVERGREEN RADIA
0429574	Other	WA	L&I-RADIA REST OF WA
0429581	Other	WA	L&I-SEATTLE RADIOLOGY
2165287	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.

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Frequently asked questions

What is the NPI number for Esther Opersteny?

The National Provider Identifier (NPI) for Esther Opersteny is 1386252450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Esther Opersteny practice?

The practice location on file with NPPES is in Issaquah, WA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-01-07.