Juan Cesar Fernandez Castillo, MD
NPI 1285989848 · Internal Medicine Physician · Miami, FL
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Juan Cesar Fernandez Castillo, MD is a Internal Medicine Physician provider in Miami, FL (NPI 1285989848).
Provider details
- NPI number
- 1285989848
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 5315056786 (MI)
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
13 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
236 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 120 | $125 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 87 | $152 |
| 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 | 29 | $17 |
Typical Medicare-allowed amounts for these services range $17–$152 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 28 | 13 |
| Atovaquone | 25 | — |
| Prednisone | 24 | 13 |
| Tacrolimus | 20 | — |
| Azithromycin | 19 | — |
| Gabapentin | 16 | — |
| Letermovirbrand: Prevymis | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$214 across 3 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)
- 2799 W Grand BlvdDetroit, MI 48202-2608Phone: (313) 916-2600
Registry dates
- Enumerated
- 2012-07-19
- Last updated
- 2022-12-18
- Certified
- 2022-12-18
Frequently asked questions
- What is Juan Cesar Fernandez Castillo's NPI number?
- Juan Cesar Fernandez Castillo's National Provider Identifier (NPI) is 1285989848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juan Cesar Fernandez Castillo's specialty?
- Juan Cesar Fernandez Castillo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Juan Cesar Fernandez Castillo located?
- Juan Cesar Fernandez Castillo's practice location on file with NPPES is 1801 Nw 9th Ave Ste 700, Miami, FL 33136-1100.
- What is Juan Cesar Fernandez Castillo's phone number?
- The practice phone number listed in the NPPES registry for Juan Cesar Fernandez Castillo is (305) 355-1035.
- Does Juan Cesar Fernandez Castillo accept Medicare?
- Juan Cesar Fernandez Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Juan Cesar Fernandez Castillo's NPI active?
- Yes — Juan Cesar Fernandez Castillo's NPI (1285989848) is active in the NPPES registry as of the last update on 2022-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.