Miguel Castuera, PA-C
NPI 1679769897 · General Practice Physician · Montclair, CA
Miguel Castuera, PA-C is a General Practice Physician provider in Montclair, CA (NPI 1679769897).
Provider details
- NPI number
- 1679769897
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA13087 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 111 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 415 | 127 |
| Metformin Hcl | 295 | 81 |
| Alendronate Sodium | 269 | 91 |
| Montelukast Sodium | 268 | 78 |
| Levothyroxine Sodium | 233 | 64 |
| Gabapentin | 223 | 69 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$405 across 22 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
Registry dates
- Enumerated
- 2007-09-20
- Last updated
- 2007-09-20
Frequently asked questions
- What is Miguel Castuera's NPI number?
- Miguel Castuera's National Provider Identifier (NPI) is 1679769897, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Miguel Castuera's specialty?
- Miguel Castuera is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Miguel Castuera located?
- Miguel Castuera's practice location on file with NPPES is 4451 Holt Blvd, Montclair, CA 91763-4116.
- What is Miguel Castuera's phone number?
- The practice phone number listed in the NPPES registry for Miguel Castuera is (909) 624-3033.
- Is Miguel Castuera's NPI active?
- Yes — Miguel Castuera's NPI (1679769897) is active in the NPPES registry as of the last update on 2007-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.