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Dr. Sergio Castillo sees patients in Key West as an internal medicine physician with Md4er LLC.
You'll find Dr. Castillo at 5900 College Rd, Key West, FL 33040. Call (305) 294-5531 to schedule. The group behind the practice, Md4er LLC, lists 13 clinicians with Medicare. Dr. Castillo accepts Medicare assignment, which means he takes the Medicare-approved amount as full payment for covered services.
On the hospital side, Dr. Castillo holds an affiliation with Lower Keys Medical Center.
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Practice details
- Specialty
- Internal medicine physician
- Credentials
- MD
- Practice
- Md4er LLC
- Address
- 5900 College Rd, Key West, FL 33040
- Phone
- (305) 294-5531
- Hospital affiliations
- Lower Keys Medical Center
- Medicare assignment
- Accepts
- NPI number
- 1114906468
Medicare, Medicaid and hospitals
- Medicare quality score (MIPS 2024)
- 81 out of 100 — reported through the group practice
- Hospital pages
- Lower Keys Medical Center
Comparing internists? See 4 in Key West or 7 across Florida Keys.
Other internists in Florida Keys
Dr. Arquimedes G. Losada, MDInternist · Hospitalist Alliance LLCNo reviews yetKey West, NY
Dr. Jennifer Charity, MDInternist · Florida Keys Medical Associates, PANo reviews yetKey West, NY
Dr. Samantha Sterkel, DOInternist · Hospitalist Alliance LLCNo reviews yetKey West, NY
Dr. Carlos I. Smith, MDInternist · The Medical Center at Ocean ReefNo reviews yetKey Largo, NY
Dr. Kathleen L. Filiaggi, MDInternist · Baptist Health Medical Group Upper Keys LLCNo reviews yetMarathon, NY
Dr. Martha S. Romeo, MDInternist · The Medical Center at Ocean ReefNo reviews yetKey Largo, NYWrite a review
Frequently Asked Questions
With Md4er LLC, at 5900 College Rd, Key West, FL 33040.
Call the office at (305) 294-5531.
Yes — Dr. Castillo accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
Lower Keys Medical Center.
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