Oscar Castro, MD
NPI 1093743288 · Endocrinology, Diabetes & Metabolism Physician · Mobile, AL
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oscar Castro, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Mobile, AL (NPI 1093743288).
Provider details
- NPI number
- 1093743288
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME90956 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 256 | 46 |
| Levothyroxine Sodium | 169 | 50 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 127 | 37 |
| Dapagliflozin Propanediolbrand: Farxiga | 115 | 25 |
| Tirzepatidebrand: Mounjaro | 102 | 22 |
| Pioglitazone Hcl | 73 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$352 across 17 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)
- 3560 S 4th StTerre Haute, IN 47802-5540Phone: (812) 235-8496
- 1100 N Kentucky AveWest Plains, MO 65775-2029Phone: (417) 256-9111
Registry dates
- Enumerated
- 2006-06-28
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Oscar Castro's NPI number?
- Oscar Castro's National Provider Identifier (NPI) is 1093743288, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oscar Castro's specialty?
- Oscar Castro is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Oscar Castro located?
- Oscar Castro's practice location on file with NPPES is 6701 Airport Blvd, Mobile, AL 36608-6705.
- What is Oscar Castro's phone number?
- The practice phone number listed in the NPPES registry for Oscar Castro is (251) 633-8880.
- Does Oscar Castro accept Medicare?
- Oscar Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oscar Castro's NPI active?
- Yes — Oscar Castro's NPI (1093743288) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.