MARIBELLE LOCK LPC
NPI 1285296749
Counselor - Mental Health in Harlingen, TX
About Maribelle Lock Lpc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIBELLE LOCK LPC (NPI 1285296749) is an individual mental health provider in Harlingen, Texas and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Maribelle Lock 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 Maribelle Lock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Austin, TX 78704
- Reassigned Medicare billing, Texas enrollment
- 10 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Maribelle Lock's NPI number?
The NPI number for Maribelle Lock is 1285296749. It was assigned to this individual provider in the NPPES registry on July 5, 2019.
Where is Maribelle Lock located?
Maribelle Lock practices at 315 E Jackson St Ste 1, Harlingen, TX 78550. The listed phone number is (956) 335-0134.
What is Maribelle Lock's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Maribelle Lock enrolled in Medicare?
Yes. Maribelle Lock 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 Maribelle Lock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maribelle Lock reassigns Medicare benefits to Gramercy Specialty Clinic PLLC (Austin, TX). 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 Maribelle Lock'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 Maribelle Lock was last updated on June 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Maribelle Lock, LPC · NPI 1285296749
Mental Health provider in Harlingen, Texas. Individual provider, active in the CMS NPPES registry since July 5, 2019.
## Identity
- **NPI:** 1285296749 (Entity type: Individual)
- **Enumerated:** July 5, 2019
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 315 E JACKSON ST STE 1, Harlingen, TX 78550-6849
- **Phone:** (956) 335-0134
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Gramercy Specialty Clinic PLLC (NPI 1922419324, Austin, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** June 9, 2025
- **Other identifiers:** Medicaid 399487303 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1285296749) · Data from the CMS NPPES public registry.