KATHERINE ANNE LANGREHR
NPI 1629640735
Counselor - Mental Health in Perry Hall, MD
About Katherine Anne Langrehr NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE ANNE LANGREHR (NPI 1629640735) is an individual mental health provider in Perry Hall, Maryland, licensed in Maryland (LC14874) and active in the NPI registry since July 2021. She is enrolled in Medicare PECOS and maintains a secondary practice location in Chevy Chase.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Katherine Anne Langrehr is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Katherine Langrehr reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Edgewood, MD 21040
- Reassigned Medicare billing, Maryland enrollment
- 19 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.
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 Katherine Langrehr's NPI number?
The NPI number for Katherine Langrehr is 1629640735. It was assigned to this individual provider in the NPPES registry on July 16, 2021.
Where is Katherine Langrehr located?
Katherine Langrehr practices at 9754 Harvester Cir, Perry Hall, MD 21128. The listed phone number is (443) 752-9647.
What is Katherine Langrehr's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Katherine Langrehr enrolled in Medicare?
Yes. Katherine Langrehr is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Katherine Langrehr's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Langrehr reassigns Medicare benefits to Harford County Health Department (Edgewood, MD). 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 Katherine Langrehr'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 Katherine Langrehr was last updated on July 7, 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.
# Katherine Anne Langrehr · NPI 1629640735
Mental Health provider in Perry Hall, Maryland. Individual provider, active in the CMS NPPES registry since July 16, 2021.
## Identity
- **NPI:** 1629640735 (Entity type: Individual)
- **Enumerated:** July 16, 2021
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** LC14874 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 9754 HARVESTER CIR, Perry Hall, MD 21128-9026
- **Phone:** (443) 752-9647
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Harford County Health Department (NPI 1942579073, Edgewood, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1629640735) · Data from the CMS NPPES public registry.