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

Mary Ellen Diaz, FNP

Individual provider Family Nurse Practitioner · NPI 1205088754

Mary Ellen Diaz, FNP is a Family Nurse Practitioner in Dallas, Texas. Licensed in Texas. Registered with an NPI since 2008.

Licensed in
TX
In the registry since
2008
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

3141 Irving Blvd Ste 220
Dallas, TX 75247-6227
Phone: (214) 630-1144
Fax: (214) 637-3820
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence AP107811 (TX)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 636355 (TX)

Record details

NPI number1205088754
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedOctober 15, 2008
Last updated in NPPESNovember 22, 2016

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