MITZI M CIESLAK NP
NPI 1326388653
Nurse Practitioner - Pediatrics in Boise, ID
About Mitzi M Cieslak Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MITZI M CIESLAK NP (NPI 1326388653) is an individual pediatrics provider in Boise, Idaho, licensed in Idaho (N25439) and active in the NPI registry since February 2013. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mitzi M Cieslak Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mitzi Cieslak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boise, ID 83712
- Reassigned Medicare billing, Idaho enrollment
- 1,312 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 83712 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
BOISE, ID 83712
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 Mitzi Cieslak's NPI number?
The NPI number for Mitzi Cieslak is 1326388653. It was assigned to this individual provider in the NPPES registry on February 23, 2013.
Where is Mitzi Cieslak located?
Mitzi Cieslak practices at 100 E Idaho St Ste 200, Boise, ID 83712. The listed phone number is (208) 381-7360.
What is Mitzi Cieslak's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Mitzi Cieslak enrolled in Medicare?
Yes. Mitzi Cieslak is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mitzi Cieslak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mitzi Cieslak reassigns Medicare benefits to St Lukes Clinic-Treasure Valley LLC (Boise, ID). The 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 Mitzi Cieslak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mitzi Cieslak accept?
Health plans from Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Select Health list Mitzi Cieslak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mitzi Cieslak was last updated on February 23, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Mitzi M Cieslak, NP · NPI 1326388653
Pediatrics physician in Boise, Idaho. Individual provider, active in the CMS NPPES registry since February 23, 2013.
## Identity
- **NPI:** 1326388653 (Entity type: Individual)
- **Enumerated:** February 23, 2013
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** N25439 (Idaho)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 E IDAHO ST, STE 200, Boise, ID 83712-6267
- **Phone:** (208) 381-7360
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** St Lukes Clinic-Treasure Valley LLC (NPI 1326336058, Boise, ID), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 23, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1326388653) · Data from the CMS NPPES public registry.