Marcia Gina Castro, MD
NPI 1407934789 · Internal Medicine Physician · Wilmington, DE
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcia Gina Castro, MD is a Internal Medicine Physician provider in Wilmington, DE (NPI 1407934789).
Provider details
- NPI number
- 1407934789
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- C10006460 (DE)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,117 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 463 | $89 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $126 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 184 | $127 |
| Transitional Care Management Services for Problem of High Complexity99496 | 29 | $274 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 25 | $14 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 146 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 913 | 276 |
| Amlodipine Besylate | 497 | 156 |
| Omeprazole | 429 | 131 |
| Levothyroxine Sodium | 397 | 104 |
| Losartan Potassium | 285 | 90 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 277 | 110 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,335 across 136 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
- 2006-11-02
- Last updated
- 2008-05-29
Frequently asked questions
- What is Marcia Gina Castro's NPI number?
- Marcia Gina Castro's National Provider Identifier (NPI) is 1407934789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Gina Castro's specialty?
- Marcia Gina Castro is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marcia Gina Castro located?
- Marcia Gina Castro's practice location on file with NPPES is 2055 Limestone Rd, Wilmington, DE 19808-5536.
- What is Marcia Gina Castro's phone number?
- The practice phone number listed in the NPPES registry for Marcia Gina Castro is (302) 999-8169.
- Does Marcia Gina Castro accept Medicare?
- Marcia Gina Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcia Gina Castro's NPI active?
- Yes — Marcia Gina Castro's NPI (1407934789) is active in the NPPES registry as of the last update on 2008-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.