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

Dr. Ruby Deguzman Manalastas, MD

Individual provider Psychiatry Physician · NPI 1760604185

Dr. Ruby Deguzman Manalastas, MD is a Psychiatry Physician in Tamuning, Guam. Practices as a sole proprietor. Licensed in Guam.

Licensed in
GU
In the registry since
2007
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 may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

Department Of Mental Health 790 Gov Camacho Rd
Tamuning, GU 96911
Phone: (671) 647-5354

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence M001423 (GU)

Record details

NPI number1760604185
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 3, 2007
Last updated in NPPESJuly 8, 2007
Mailing address908 G. Araneta Avenue, Quezon City, 1100

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