Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Alfonso Castro, MD

Individual provider Sleep Medicine (Internal Medicine) Physician · NPI 1649472069

Alfonso Castro, MD is a Pulmonary Disease in Clearwater, Florida. Graduated from University of Puerto Rico School of Medicine in 2003, 23 years ago. Practices with Baycare Medical Group, Inc, a 1,530-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Florida and Illinois.

Years since qualifying
23
Trained at
University of Puerto Rico School of Medicine
Licensed in
FL, IL
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

430 Morton Plant St Ste 405
Clearwater, FL 33756-3398
Phone: (727) 443-0611
Fax: (727) 461-5493
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 430 Morton Plant St Ste 210, Clearwater, FL 33756-3396 — (727) 443-0611

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence ME114750 (FL)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence ME114750 (FL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125050954 (IL)

Record details

NPI number1649472069
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2007
Last updated in NPPESMay 19, 2026
Certification dateMay 19, 2026
Mailing address430 Morton Plant St, Suite 405, Clearwater, FL 33756-3398

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPULMONARY DISEASE
Also practisesSLEEP MEDICINE
Medical schoolUNIVERSITY OF PUERTO RICO SCHOOL OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Baycare Medical Group, Inc. — 1530 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare