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

Dr. William N. Harwin, MD

Individual provider Hematology (Internal Medicine) Physician · NPI 1164413589

Dr. William N. Harwin, MD is a Hematology (Internal Medicine) Physician in Fort Myers, Florida. Licensed in Florida. Registered with an NPI since 2005.

Licensed in
FL
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.

See every abbreviation used in this directory →

Practice location Address checks out

14270 Royal Harbour Ct Unit 1021
Fort Myers, FL 33908-6577
Phone: (239) 485-2083
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence ME35430 (FL)
Hematology (Internal Medicine) Physician Taxonomy 207RH0000X · Licence ME35430 (FL)

Record details

NPI number1164413589
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 3, 2005
Last updated in NPPESSeptember 1, 2023
Certification dateSeptember 1, 2023
Mailing address14270 Royal Harbour Ct Unit 1021, Fort Myers, FL 33908-6577

Other providers in Fort Myers