KATIE DERBAK LPC
NPI 1073254223
Counselor - Mental Health in Saint Charles, MO
About Katie Derbak Lpc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATIE DERBAK LPC (NPI 1073254223) is an individual mental health provider in Saint Charles, Missouri, licensed in Missouri (2025021139) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Wentzville, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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
Katie Derbak Lpc 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 Reassignment
Medicare enrollment records show Katie Derbak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Charles, MO 63301
- Reassigned Medicare billing, Missouri enrollment
- 36 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.
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.
SAINT CHARLES, MO 63303
SAINT CHARLES, MO 63303
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 Katie Derbak's NPI number?
The NPI number for Katie Derbak is 1073254223. It was assigned to this individual provider in the NPPES registry on April 3, 2022.
Where is Katie Derbak located?
Katie Derbak practices at 2081 Collier Corporate Pkwy, Saint Charles, MO 63303. The listed phone number is (636) 255-0002.
What is Katie Derbak's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Katie Derbak enrolled in Medicare?
Yes. Katie Derbak 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 organization bills Medicare for Katie Derbak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katie Derbak reassigns Medicare benefits to A W Stevenson LLC (Saint Charles, MO). 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 Katie Derbak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katie Derbak accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 5 other insurers list Katie Derbak 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 Katie Derbak was last updated on November 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Katie Derbak, LPC · NPI 1073254223
Mental Health provider in Saint Charles, Missouri. Individual provider, active in the CMS NPPES registry since April 3, 2022.
## Identity
- **NPI:** 1073254223 (Entity type: Individual)
- **Enumerated:** April 3, 2022
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** 2025021139 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 2081 COLLIER CORPORATE PKWY, Saint Charles, MO 63303-6701
- **Phone:** (636) 255-0002
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** A W Stevenson LLC (NPI 1396469060, Saint Charles, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** November 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1073254223) · Data from the CMS NPPES public registry.