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HOLLY L SCHARNHORST LPC
NPI 1154010148
Counselor - Professional in Hannibal, MO

Active since May 04, 2023PECOS EnrolledAccepts Medicare Assignment
154 FORREST DR, HANNIBAL, MO 63401(573) 221-2120(573) 221-4380 Get Directions Write a Review

NPPES record last updated: July 15, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Holly L Scharnhorst Lpc NPPES

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

HOLLY L SCHARNHORST LPC (NPI 1154010148) is an individual professional provider in Hannibal, Missouri, licensed in Missouri (2025021115) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1154010148
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameHOLLY L SCHARNHORSTCredential: LPC
Location Address154 FORREST DRHannibal, MO 63401-5511
Mailing Address154 Forrest DrHannibal, MO 63401-5511 · (573) 221-2120 · Fax (573) 221-4380
Phone(573) 221-2120
Fax(573) 221-4380
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateMay 4, 2023
Last NPPES UpdateJuly 15, 2025
NPPES CertifiedJuly 15, 2025
✔ NPI 1154010148 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 · 2025021115
154 FORREST DR, Hannibal, MO 63401
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health 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 and accepts Medicare assignment

Holly L Scharnhorst 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.

PECOS PAC ID8729593314
PECOS Enrollment IDI20250714001263
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 Reassignment

Medicare enrollment records show Holly Scharnhorst reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mark Twain Association For Mental Health, Inc.
Same address
Community/Behavioral Health
154 FORREST DR
Hannibal, MO 63401
  • Reassigned Medicare billing, Missouri enrollment
  • 47 clinicians in this Medicare group
NPI 1700933363 (573) 221-2120

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.

SHAY M MAYER PLPC
Counselor (Professional)
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
CRYSTAL L NEFF PLPC
Counselor (Professional)
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
LORRIE LYNN LOCK PLPC
Counselor (Professional)
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
MARK TWAIN ASSOCIATION FOR MENTAL HEALTH, INC.
Case Management
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
MEGAN E WILSON PLPC
Counselor (Professional)
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
MARK TWAIN ASSOCIATION FOR MENTAL HEALTH, INC
Community/Behavioral Health
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
JILL KAY MILLER LCSW
Social Worker (Clinical)
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120
ASHLEY A RUSH PLPC
Counselor (Professional)
154 FORREST DR
HANNIBAL, MO 63401
Marion County (573) 221-2120

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 Holly Scharnhorst's NPI number?

The NPI number for Holly Scharnhorst is 1154010148. It was assigned to this individual provider in the NPPES registry on May 4, 2023.

Where is Holly Scharnhorst located?

Holly Scharnhorst practices at 154 Forrest Dr, Hannibal, MO 63401. The listed phone number is (573) 221-2120.

What is Holly Scharnhorst's specialty?

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

Is Holly Scharnhorst enrolled in Medicare?

Yes. Holly Scharnhorst 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 Holly Scharnhorst's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Holly Scharnhorst reassigns Medicare benefits to Mark Twain Association For Mental Health, Inc. (Hannibal, 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 Holly Scharnhorst's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Holly Scharnhorst 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 3 other insurers list Holly Scharnhorst 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 Holly Scharnhorst was last updated on July 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.