Dr. Halward Blegen DO
About this NPIWhat this record shows.
NPI 1003318569 is registered to Dr. Halward Blegen DO, a Ophthalmology Physician practising at 3551 Roger Brooke Dr in Jbsa Fort Sam Houston, Texas. Ophthalmology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Halward Blegen DO has been enumerated in the National Provider Identifier (NPI) registry since 2018.
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
- I20250618002582OphthalmologyNM
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 Dr. Halward Blegen DO accepts. To confirm in-network status with your specific health plan, contact Dr. Halward Blegen DO directly at (210) 220-7419.
Frequently asked
Yes. NPI 1003318569 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Ophthalmology Physician 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 (210) 220-7419.
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. Dr. Halward Blegen DO is a Type-1 individual NPI.