HEATHER SEBASTIAN (ARNP) – Psychiatric/Mental Health Nurse Practitioner, NPI 1780420034

HEATHER SEBASTIAN (ARNP) is a healthcare provider. based in Spokane, Washington. specializing in NURSE PRACTITIONER. They hold the professional credentials ARNP. They hold a License No. AP61577915 (WA). The NPI Number for HEATHER SEBASTIAN (ARNP) is 1780420034

Main info

Female
Sole Proprietor
2 Years Of Experience
Accepts Medicare Assignment
Name
HEATHER SEBASTIAN (ARNP)
NPI
1780420034
Phone
(206) 590-5053
Address
100 N HOWARD ST # 6982
Enumeration Date
6 July 2024
Last Update Date
4 August 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3603850321
Graduation Year
2024 (2 years ago)
PAC ID
3779024112
Group Practice PAC ID
6103715081
Professional Enrollment ID
I20240925001684
Address ID
WA983682273PO884XXAVEX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience26
Completeness85
Years active:1State licenses:1Digital endpointsOther names

6,261 NURSE PRACTITIONER in WA

Provider Addresses for HEATHER SEBASTIAN (ARNP)

  • 100 N HOWARD ST # 6982

    SPOKANE, WA 992010508

    Phone: (206) 590-5053

    Fax: (206) 231-0144

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2024-09-25

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20240925001684INurse PractitionerWATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 99201)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6103715081View full group profile
NameSpecialtyState
-WA
Clinical Social WorkerWA
Nurse PractitionerWA
Mental Health CounselorWA
Mental Health CounselorWA
Nurse PractitionerWI
Nurse PractitionerWA
Clinical Social WorkerWA
Mental Health CounselorCA
Clinical Social WorkerWA

Reviews

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Frequently asked questions

Is there an official ID for HEATHER SEBASTIAN (ARNP) in U.S. healthcare records?
The official identifier for HEATHER SEBASTIAN (ARNP) is NPI 1780420034.
Would HEATHER SEBASTIAN (ARNP) appear as active to a payer?
You can treat HEATHER SEBASTIAN (ARNP) as active for directory purposes; confirm clinical privileges separately.
What area of care is associated with HEATHER SEBASTIAN (ARNP)?
HEATHER SEBASTIAN (ARNP)'s record emphasizes Psychiatric/Mental Health Nurse Practitioner. Clinical services aligned with this taxonomy classification.
Is HEATHER SEBASTIAN (ARNP) located near Spokane?
HEATHER SEBASTIAN (ARNP) currently maps to Spokane, Washington in this extract.
Does HEATHER SEBASTIAN (ARNP) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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