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

Dr. Ruth Fernandez Ruiz, MD

Individual provider Internal Medicine Physician · NPI 1083099063

Dr. Ruth Fernandez Ruiz, MD is an Internal Medicine Physician in New York, New York. Licensed in Iowa and New York. Registered with an NPI since 2015.

Licensed in
IA, NY
In the registry since
2015
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

535 E 70th St
New York, NY 10021-4898
Phone: (212) 606-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 298576 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence R-10185 (IA)

Record details

NPI number1083099063
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 20, 2015
Last updated in NPPESMarch 28, 2022
Certification dateMarch 28, 2022

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