Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Tammy L Costic, DNP, APRN, CPNP-AC

Individual provider Critical Care Pediatric Nurse Practitioner · NPI 1255894846

Tammy L Costic, DNP, APRN, CPNP-AC is a Critical Care Pediatric Nurse Practitioner in Houston, Texas. Licensed in Tennessee and Texas. Registered with an NPI since 2019.

Licensed in
TN, TX
In the registry since
2019
Specialties on file
3
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

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Practice location Address checks out

6621 Fannin St
Houston, TX 77030-2358
Phone: (888) 226-4343
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Pediatric Nurse Practitioner (primary) Taxonomy 363LP0222X · Licence AP1411171 (TX)
Critical Care Pediatric Nurse Practitioner Taxonomy 363LP0222X · Licence 32097 (TN)
Pediatric Critical Care Medicine Physician Taxonomy 2080P0203X · Licence AP141171 (TX)

Record details

NPI number1255894846
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , APRN , CPNP-AC
Sole proprietorNo
NPI enumeratedApril 10, 2019
Last updated in NPPESOctober 23, 2025
Certification dateOctober 23, 2025

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