Tammy Costic, DNP, APRN, CPNP-AC
NPI 1255894846 · Critical Care Pediatric Nurse Practitioner · Houston, TX
Tammy Costic, DNP, APRN, CPNP-AC is a Critical Care Pediatric Nurse Practitioner provider in Houston, TX (NPI 1255894846).
Provider details
- NPI number
- 1255894846
- Entity type
- Individual
- Primary specialty
- Critical Care Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, APRN, CPNP-AC
- Sex
- Female
- Sole proprietor
- No
- License
- 32097 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-10
- Last updated
- 2025-10-23
- Certified
- 2025-10-23
Frequently asked questions
- What is Tammy Costic's NPI number?
- Tammy Costic's National Provider Identifier (NPI) is 1255894846, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Costic's specialty?
- Tammy Costic is listed in the NPPES registry with a primary specialty of Critical Care Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tammy Costic located?
- Tammy Costic's practice location on file with NPPES is 6621 Fannin St, Houston, TX 77030-2358.
- What is Tammy Costic's phone number?
- The practice phone number listed in the NPPES registry for Tammy Costic is (888) 226-4343.
- Is Tammy Costic's NPI active?
- Yes — Tammy Costic's NPI (1255894846) is active in the NPPES registry as of the last update on 2025-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.