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

Milciades Mercedes Maldonado, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1366435000

Milciades Mercedes Maldonado, MD is an Internal Medicine in Guaynabo, Puerto Rico. Qualified in 2002, 24 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
24
Licensed in
PR
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Guaynabo, PR

No coordinates on file. Search this address in Google Maps

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 16910 (PR)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1366435000
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 29, 2005
Last updated in NPPESJuly 8, 2021
Certification dateJuly 8, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Guaynabo