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

Dr. Harold Johannes Duarte, MD

Individual provider Gastroenterology Physician · NPI 1508326182

Dr. Harold Johannes Duarte, MD is a Gastroenterology in Dayton, Ohio. Qualified in 2018, 8 years ago. Works from 4 locations. Licensed in Ohio.

Years since qualifying
8
Licensed in
OH
In the registry since
2019
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

75 Sylvania Dr
Dayton, OH 45440-3237
Phone: (937) 320-5050
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 4200 Indian Ripple Rd, Beavercreek, OH 45440-3248 — (937) 320-5050
  • 9000 N Main St Ste 405, Englewood, OH 45415-1170 — (937) 320-5050
  • 415 Byers Rd Ste 100, Miamisburg, OH 45342-3684 — (937) 320-5050

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 35.144289 (OH)

Record details

NPI number1508326182
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2019
Last updated in NPPESAugust 7, 2026
Certification dateAugust 7, 2026

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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