1. Home
  2. Directory
  3. Texas
  4. Mcallen
  5. Social Worker
  6. NPI Profile

MICHELLE MENDOZA CASTILLO LCSW
NPI 1548041577
Social Worker - Clinical in Mcallen, TX

Active since October 05, 2023PECOS EnrolledAccepts Medicare Assignment
13804 N 37TH ST, MCALLEN, TX 78504(956) 330-4212 Get Directions Write a Review

NPPES record last updated: October 5, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Michelle Mendoza Castillo Lcsw NPPES

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

MICHELLE MENDOZA CASTILLO LCSW (NPI 1548041577) is an individual clinical provider in Mcallen, Texas, licensed in Texas (104575) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1548041577
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMICHELLE MENDOZA CASTILLOCredential: LCSW
Location Address13804 N 37TH STMcallen, TX 78504-0629
Mailing Address13804 N 37th StMcallen, TX 78504-0629 · (956) 330-4212
Phone(956) 330-4212
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateOctober 5, 2023
NPPES CertifiedOctober 5, 2023
✔ NPI 1548041577 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in TX · 104575
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
13804 N 37TH ST, Mcallen, TX 78504
Open in Google Maps ↗

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

Michelle Mendoza Castillo Lcsw 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 ID7214372218
PECOS Enrollment IDI20240229002221
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 Michelle Castillo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Alivio Counseling Services PC
4.1 mi
Clinical
2655 EASY ST
Edinburg, TX 78539
  • Reassigned Medicare billing, Texas enrollment
  • 10 clinicians in this Medicare group
NPI 1851670038 (956) 682-4151

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
299 services26 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
248 services26 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78504 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $54.84 – $166.88
Typical copayment $0.00 (range $13.71 – $41.72)
Most-billed visit code NA
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Michelle Castillo's NPI number?

The NPI number for Michelle Castillo is 1548041577. It was assigned to this individual provider in the NPPES registry on October 5, 2023.

Where is Michelle Castillo located?

Michelle Castillo practices at 13804 N 37th St, Mcallen, TX 78504. The listed phone number is (956) 330-4212.

What is Michelle Castillo's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Michelle Castillo enrolled in Medicare?

Yes. Michelle Castillo 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 Michelle Castillo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Castillo reassigns Medicare benefits to Alivio Counseling Services PC (Edinburg, 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 Michelle Castillo'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 Michelle Castillo was last updated on October 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.