Marilyn Kostelnik, A.R.N.P.
NPI 1508818105 · Nurse Practitioner · Corpus Christi, TX
Marilyn Kostelnik, A.R.N.P. is a Nurse Practitioner provider in Corpus Christi, TX (NPI 1508818105).
Provider details
- NPI number
- 1508818105
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- A.R.N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 668490 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-16
- Last updated
- 2009-06-10
Frequently asked questions
- What is Marilyn Kostelnik's NPI number?
- Marilyn Kostelnik's National Provider Identifier (NPI) is 1508818105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Kostelnik's specialty?
- Marilyn Kostelnik is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marilyn Kostelnik located?
- Marilyn Kostelnik's practice location on file with NPPES is 6300 Ocean Dr, Corpus Christi, TX 78412-5503.
- What is Marilyn Kostelnik's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Kostelnik is (281) 799-6724.
- Is Marilyn Kostelnik's NPI active?
- Yes — Marilyn Kostelnik's NPI (1508818105) is active in the NPPES registry as of the last update on 2009-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.