Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Humberto Diaz del Castillo Guzman, MD

Individual provider Internal Medicine Physician · NPI 1073183109

Humberto Diaz del Castillo Guzman, MD is an Internal Medicine Physician in Cleveland, Ohio. Practices as a sole proprietor. Licensed in Michigan and Ohio.

Licensed in
MI, OH
In the registry since
2021
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 checks out

9500 Euclid Ave
Cleveland, OH 44195-5023
Phone: (216) 444-2200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 57.257449 (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4351048731 (MI)

Record details

NPI number1073183109
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 30, 2021
Last updated in NPPESJuly 6, 2024
Certification dateJuly 6, 2024

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