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

Dr. Ralph J. Martin, MD

Individual provider Internal Medicine Physician · NPI 1720280969

Dr. Ralph J. Martin, MD is an Internal Medicine in Naples, Florida. Graduated from University of Puerto Rico School of Medicine in 2005, 21 years ago. Practices with Collier Health Services, Inc, a 28-clinician group. Licensed in Florida and Puerto Rico.

Years since qualifying
21
Trained at
University of Puerto Rico School of Medicine
Licensed in
FL, PR
In the registry since
2007
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3339 Tamiami Trl E Ste 145
Naples, FL 34112-5361
Phone: (239) 252-5365
Fax: (239) 896-1902
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence ME129077 (FL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 16762 (PR)
Nuclear Imaging & Therapy Physician Taxonomy 207UN0902X · Licence ME129077 (FL)
Nuclear Imaging & Therapy Physician Taxonomy 207UN0902X · Licence 16762 (PR)

Record details

NPI number1720280969
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2007
Last updated in NPPESJanuary 19, 2022
Certification dateJanuary 19, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesNUCLEAR MEDICINE
Medical schoolUNIVERSITY OF PUERTO RICO SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Collier Health Services, Inc — 28 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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