KAITLIN DARLENE KOSTECKI FNP-BC
NPI 1801338645
Nurse Practitioner - Family in Seattle, WA
About Kaitlin Darlene Kostecki Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAITLIN DARLENE KOSTECKI FNP-BC (NPI 1801338645) is an individual family provider in Seattle, Washington, licensed in Washington (AP61604569) and active in the NPI registry since November 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
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
Kaitlin Darlene Kostecki Fnp-bc 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.
Medicare Billing Reassignments
3Medicare enrollment records show Kaitlin Kostecki reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Redlands, CA 92373
- Reassigned Medicare billing, California enrollment
- 635 clinicians in this Medicare group
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 2,052 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98195 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
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 Kaitlin Kostecki's NPI number?
The NPI number for Kaitlin Kostecki is 1801338645. It was assigned to this individual provider in the NPPES registry on November 10, 2016. The provider is also known as Kaitlin Darlene Hartman Fnp.
Where is Kaitlin Kostecki located?
Kaitlin Kostecki practices at 1959 NE Pacific St, Seattle, WA 98195. The listed phone number is (206) 520-5000.
What is Kaitlin Kostecki's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Kaitlin Kostecki enrolled in Medicare?
Yes. Kaitlin Kostecki 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 organizations bill Medicare for Kaitlin Kostecki's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kaitlin Kostecki reassigns Medicare benefits to 3 organizations: Beaver Medical Group P C (Redlands, CA), Healthcare Partners Affiliates Medical Group (Los Angeles, CA) and The Association Of University Physicians (Seattle, WA). Each 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 Kaitlin Kostecki'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 Kaitlin Kostecki was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Kaitlin Darlene Kostecki, FNP-BC · NPI 1801338645
Family physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since November 10, 2016.
## Identity
- **NPI:** 1801338645 (Entity type: Individual)
- **Enumerated:** November 10, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP61604569 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1959 NE PACIFIC ST, Seattle, WA 98195-0001
- **Phone:** (206) 520-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Beaver Medical Group P C (NPI 1649503319, Redlands, CA); Healthcare Partners Affiliates Medical Group (NPI 1659312593, Los Angeles, CA); The Association Of University Physicians (NPI 1023041159, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** September 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1801338645) · Data from the CMS NPPES public registry.