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

Daniel E Ruiz, MD

Individual provider Internal Medicine Physician · NPI 1578504759

Daniel E Ruiz, MD is an Internal Medicine Physician in Marion, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
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

1040 Delaware Aveneue
Marion, OH 43301-1814
Phone: (740) 383-7000
Fax: (740) 383-7942
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 35100131R (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35100131R (OH)

Record details

NPI number1578504759
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESJuly 13, 2026
Mailing addressPo Box 1814, Marion, OH 43301-1814

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