Mai Ka Kostur FNP-Bc
About this NPIWhat this record shows.
NPI 1831904234 is registered to Mai Ka Kostur FNP-Bc, a Nurse Practitioner practising at 3327 Research Plz Ste 414 in San Antonio, Texas. Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mai Ka Kostur FNP-Bc has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20250411000805Nurse PractitionerTX
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mai Ka Kostur FNP-Bc accepts. To confirm in-network status with your specific health plan, contact Mai Ka Kostur FNP-Bc directly at (773) 641-8500.
Frequently asked
Yes. NPI 1831904234 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (773) 641-8500.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mai Ka Kostur FNP-Bc is a Type-1 individual NPI.