Arnold Castro, FNP-C
NPI 1407325582 · Nurse Practitioner · Brawley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnold Castro, FNP-C is a Nurse Practitioner provider in Brawley, CA (NPI 1407325582).
Provider details
- NPI number
- 1407325582
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- NP95010355 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 943 | 349 |
| Finasteride | 299 | 120 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 180 | 59 |
| Ciprofloxacin Hcl | 173 | 152 |
| Mirabegronbrand: Myrbetriq | 102 | 36 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 91 | 63 |
| Vibegronbrand: Gemtesa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$357 across 12 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 (2)
- 207 W Legion RdBrawley, CA 92227-7780Phone: (760) 351-3333
- 751 W Legion Rd Ste 103Brawley, CA 92227-7754Phone: (760) 351-4400Fax: (760) 351-4407
Registry dates
- Enumerated
- 2018-11-18
- Last updated
- 2019-02-15
Frequently asked questions
- What is Arnold Castro's NPI number?
- Arnold Castro's National Provider Identifier (NPI) is 1407325582, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Castro's specialty?
- Arnold Castro is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Arnold Castro located?
- Arnold Castro's practice location on file with NPPES is 751 W Legion Rd Ste 103, Brawley, CA 92227-7754.
- What is Arnold Castro's phone number?
- The practice phone number listed in the NPPES registry for Arnold Castro is (760) 351-4400.
- Does Arnold Castro accept Medicare?
- Arnold Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnold Castro's NPI active?
- Yes — Arnold Castro's NPI (1407325582) is active in the NPPES registry as of the last update on 2019-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.