1. Home
  2. Directory
  3. Missouri
  4. Festus
  5. Counselor
  6. NPI Profile

MS. RACHEL ELISABETH JOOST-MAHALIK LPC
NPI 1700206356
Counselor - Professional in Festus, MO

Active since April 22, 2014PECOS Enrolled
222 N MILL ST, FESTUS, MO 63028(844) 853-8937(660) 885-3690 Get Directions Write a Review

NPPES record last updated: June 9, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 12, 2025, Aug 1, 2024, Nov 13, 2023 and 2 more (5 updates tracked since 2021).

About Ms. Rachel Elisabeth Joost-mahalik Lpc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. RACHEL ELISABETH JOOST-MAHALIK LPC (NPI 1700206356) is an individual professional provider in Festus, Missouri, licensed in Missouri (2021024565) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and maintains a secondary practice location in Saint Louis.

NPPES Registry Identity

NPI1700206356
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameMS. RACHEL ELISABETH JOOST-MAHALIKCredential: LPC
Location Address222 N MILL STFestus, MO 63028-1818
Mailing Address1800 CommunityClinton, MO 64735-8804 · (844) 853-8937 · Fax (660) 885-3690
Phone(844) 853-8937
Fax(660) 885-3690
Sole ProprietorNo
Enumeration DateApril 22, 2014
Last NPPES UpdateJune 9, 20265 updates tracked since enumeration
NPPES CertifiedJune 9, 2026
✔ NPI 1700206356 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in MO · 2021024565
222 N MILL ST, Festus, MO 63028
Open in Google Maps ↗

Other Names 1

Former Name (1)Rachel Joost

Secondary Practice Location 1

Location 13309 S Kingshighway BlvdSaint Louis, MO 63139-1101 · Phone (314) 206-3700

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Rachel Elisabeth Joost-mahalik Lpc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Rachel Joost-mahalik reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Compass Health, Inc.
46 mi
Federally Qualified Health Center (FQHC)
1032 CROSSWINDS CT
Wentzville, MO 63385
  • Reassigned Medicare billing, Missouri enrollment
  • 968 clinicians in this Medicare group
NPI 1861618308 (636) 332-8310
Chestnut Health Systems Inc
173 mi
Rehabilitation, Substance Use Disorder
1003 MARTIN LUTHER KING DR
Bloomington, IL 61701
  • Reassigned Medicare billing, Missouri enrollment
  • 17 clinicians in this Medicare group
NPI 1366431686 (309) 827-6026

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 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

COMPASS HEALTH, INC
Clinic/Center (Federally Qualified Health Center (FQHC))
222 N MILL ST
FESTUS, MO 63028
Jefferson County (844) 853-8937
GERNETTA HOOPER PLPC
Counselor (Mental Health)
222 N MILL ST
FESTUS, MO 63028
Jefferson County (844) 853-8937
MEGAN L COMPTON LMSW
Social Worker
222 N MILL ST
FESTUS, MO 63028
Jefferson County (844) 853-8937
SARAH BRONNER LMSW
Social Worker
222 N MILL ST
FESTUS, MO 63028
Jefferson County (844) 853-8937
SHANNON THOMAS LMSW
Social Worker
222 N MILL ST
FESTUS, MO 63028
Jefferson County (844) 853-8937
BRIENNA THOMPSON LPC
Counselor (Professional)
222 N MILL ST
FESTUS, MO 63028
Jefferson County (636) 931-2700
COURTNEY BISHOP LCPC
Counselor (Professional)
222 N MILL ST
FESTUS, MO 63028
Jefferson County (636) 931-2700
MRS. DEBORAH KAY ADAIR LMSW
Social Worker
222 N MILL ST
FESTUS, MO 63028
Jefferson County (844) 853-8937

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 Rachel Joost-mahalik's NPI number?

The NPI number for Rachel Joost-mahalik is 1700206356. It was assigned to this individual provider in the NPPES registry on April 22, 2014. The provider is also known as Rachel Joost.

Where is Rachel Joost-mahalik located?

Rachel Joost-mahalik practices at 222 N Mill St, Festus, MO 63028. The listed phone number is (844) 853-8937.

What is Rachel Joost-mahalik's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Rachel Joost-mahalik enrolled in Medicare?

Yes. Rachel Joost-mahalik is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Rachel Joost-mahalik's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Joost-mahalik reassigns Medicare benefits to 2 organizations: Compass Health, Inc. (Wentzville, MO) and Chestnut Health Systems Inc (Bloomington, IL). 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 Rachel Joost-mahalik's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Rachel Joost-mahalik accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City, Oscar Insurance Company and UnitedHealthcare list Rachel Joost-mahalik 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 Rachel Joost-mahalik was last updated on June 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.