Provider Profile
Billie N. Corwin, FNP-C
Unclaimed ProfileAbout Billie Corwin
Billie N. Corwin, FNP-C is a nurse practitioner based in San Marcos, TX. Billie is also listed as specializing in nurse practitioner — family.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (737) 213-1271
- Email not available
Practice Locations
151 STAGECOACH TRL STE 105
San Marcos, TX 78666
Procedures Most Often Billed to Medicare
13 services · 13 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes | Office visit | 99345 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in San Marcos 7
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Billie N. Corwin's specialty?
Billie N. Corwin is a nurse practitioner in San Marcos, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Billie N. Corwin?
Billie N. Corwin is listed at 151 Stagecoach Trl Ste 105, San Marcos, TX 78666. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Billie N. Corwin?
The number on file is (737) 213-1271. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Billie N. Corwin?
Billie N. Corwin's National Provider Identifier is 1881446631. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Billie N. Corwin's education?
Billie N. Corwin attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Billie N. Corwin have?
Billie N. Corwin has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
What is Billie N. Corwin known for?
According to Medicare billing data, Billie N. Corwin the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Billie N. Corwin's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Billie N. Corwin. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.