Gerardo Castillo, PMHNP-BC
NPI 1831662972 · Psychiatric/Mental Health Nurse Practitioner · Mcallen, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerardo Castillo, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Mcallen, TX (NPI 1831662972).
Provider details
- NPI number
- 1831662972
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- AP136881 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
315 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 145 | $104 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 117 | $59 |
| Psychotherapy With Evaluation and Management Visit, 1 Hour90838 | 20 | $99 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 17 | $179 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 16 | $13 |
Typical Medicare-allowed amounts for these services range $13–$179 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 371 | 76 |
| Sertraline Hcl | 310 | 60 |
| Quetiapine Fumarate | 235 | 60 |
| Buspirone Hcl | 219 | 41 |
| Memantine Hcl | 182 | 35 |
| Fluoxetine Hcl | 172 | 40 |
| Aripiprazole | 139 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$117 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 104 E. Expressway 83Suite 3Sullivan City, TX 78595-9998Phone: (956) 627-4874Fax: (956) 329-2931
Registry dates
- Enumerated
- 2019-01-10
- Last updated
- 2024-03-13
- Certified
- 2024-03-12
Frequently asked questions
- What is Gerardo Castillo's NPI number?
- Gerardo Castillo's National Provider Identifier (NPI) is 1831662972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerardo Castillo's specialty?
- Gerardo Castillo is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gerardo Castillo located?
- Gerardo Castillo's practice location on file with NPPES is 909 E Esperanza Ave Ste B, Mcallen, TX 78501-1453.
- What is Gerardo Castillo's phone number?
- The practice phone number listed in the NPPES registry for Gerardo Castillo is (956) 627-4874.
- Does Gerardo Castillo accept Medicare?
- Gerardo Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerardo Castillo's NPI active?
- Yes — Gerardo Castillo's NPI (1831662972) is active in the NPPES registry as of the last update on 2024-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.