Juan Cesar Fernandez Castillo, MD
Internal Medicine Physician · Miami, FL
Juan Cesar Fernandez Castillo, MD is an internal medicine physician with a practice address in Miami, Florida, and NPI 1285989848, issued on Jul 19, 2012. Check the license on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Juan Cesar Fernandez Castillo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 5315056786 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1801 NW 9TH Ave Ste 700, Miami, FL 33136
- Phone
- (305) 355-1035
- Enumerated
- Jul 19, 2012
- Record last updated
- Dec 18, 2022
- Medicare enrollment
- Enrolled (PECOS I20230220001399); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 1801 NW 9TH Ave Ste 700
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Juan Cesar Fernandez Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license searchCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
351 Medicare Part D claims for 74 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Sulfamethoxazole-Trimethoprim28 claims
- Atovaquone25 claims
- Prednisone24 claims
- Tacrolimus20 claims
- Azithromycin19 claims
- Gabapentin16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $214.27
3 payments; by number, the most common kind was education; the largest payer was Astellas Pharma US Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- University OF MiamiMiami, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Juan Cesar Fernandez Castillo among 10,151 internal medicine physician records in Florida
Juan Cesar Fernandez Castillo, MD is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 63% of them.
- NPI issued2012 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2009 · median 2004 among the 6,606 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
762 internal medicine physician records list a practice address in Miami
They are 762 of the 49,442 NPPES records with a practice address in Miami, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Miami → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Steven Cohn, M.D.Miami, FL 331361780678862
- Yvonne Diaz, MDMiami, FL 331361720024185
- Joseph EstersonMiami, FL 331361417913914
- Mark Gelbard, MDMiami, FL 331361134156888
- Sherin Ghali, MDMiami, FL 331361194771105
Common questions
What is Juan Cesar Fernandez Castillo, MD's NPI number?
Juan Cesar Fernandez Castillo, MD's National Provider Identifier (NPI) is 1285989848, issued on Jul 19, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Juan Cesar Fernandez Castillo, MD located?
The NPPES record lists a practice address at 1801 NW 9TH Ave Ste 700, Miami, FL, 33136. Phone: (305) 355-1035. Providers update this record themselves, so call before visiting.
How can I verify Juan Cesar Fernandez Castillo, MD's license?
Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Juan Cesar Fernandez Castillo, MD prescribe under Medicare Part D?
In 2024, Juan Cesar Fernandez Castillo, MD had 351 Medicare Part D claims for 74 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Juan Cesar Fernandez Castillo, MD's MIPS final score?
The 2023 MIPS final score is 81.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.