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Edit this profileAt a glance
- 151 Stagecoach Trl Ste 105, San Marcos, TX 78666
About Billie Corwin
Billie N. Corwin, FNP-C is a nurse practitioner — family based in San Marcos, TX. According to Medicare claims data, the services billed most often include residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes. The provider's National Provider Identifier (NPI) is 1881446631.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (737) 213-1271
- Email not available
Practice Locations
151 STAGECOACH TRL STE 105
San Marcos, TX 78666
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Family generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Common cold
- Diabetes
- Flu
- High blood pressure
- Sinus infection
- UTI
Allergies
Allergy & skin
Blood disorders
Bone & joint
Dermatology
Digestive
Digestive health
- Acid reflux
- IBS
- Viral gastroenteritis
Eye conditions
Heart health
Hormones & endocrine
Infections
- COVID-19
- Ear infection
- Herpes simplex of the skin
- Mononucleosis
- Shingles
- Strep throat
Men's health
- Testosterone deficiency
Mental health
Metabolic & weight
Nerve & joint
Nerve & spine
Neurological
Pain
Pain & spine
Pediatric infections
- Hand, foot, and mouth disease
Respiratory
- Acute bronchitis
- Asthma
- Chronic cough
- Community-acquired pneumonia
Skin
- Acne
- Contact dermatitis
- Eczema
- Foot fungus
- Hair loss
- Poison Ivy
Sleep
Urinary health
- Overactive bladder
Women's health
- Bacterial vaginosis
- Heavy periods
- Perimenopause
- Yeast infection
Procedures & services
Most searched procedures
- Annual physical exam
- Routine blood work
- Sick visit
- Sports physical
- Suture removal
- Vaccination
Allergies
- Allergy testing
Chronic condition care
- Chronic disease management visit
- Diabetic Foot Care
Dermatology
- Cryotherapy for skin spots
Diagnostic screening
- Bone density scan ordering
- Colon cancer screening ordering
- Mammogram ordering
Diagnostic tests
Ear, nose & throat
Heart health
- EKG
Hormones & endocrine
- Hormone Replacement Therapy Consultation
Injections
Injury care
- Sprain and Strain Care
Lab tests
- Cholesterol screening
- COVID-19 testing
- Hemoglobin A1c Test
- Rapid strep testing
- Thyroid Blood Test
- Urine Drug Screen
Lifestyle counseling
- Smoking cessation counseling
Mental health
- Mental Health Evaluation
Minor procedures
- Burn and Wound Care
- Incision and drainage of an abscess
- Ingrown toenail removal
- Superficial foreign-body removal
Minor surgery
- Minor laceration repair
Neurological care
Occupational health
- DOT Physical
Pain management
Physical exams
- School Physical
Prescriptions
- Prescription Refill
Preventative care
- Medicare annual wellness visit
- Travel Vaccines for Kids
- Well-child visit
Preventative exams
- Camp Physical
- Pre-Op Clearance Exam
Respiratory care
- Breathing Treatment
Screenings
- TB test
Sexual health
- PrEP consultation
- STD Swabs and Screening
Skin procedures
- Mole Check
- Skin biopsy
- Skin Tag Removal
- Wart Removal
Sleep
- At-Home Sleep Study Ordering
Urgent care
- Splinting of minor injuries
- Tick Removal
Weight management
- Weight Loss Injections and Medication
Women's health
- Birth control counseling
- Contraceptive implant insertion and removal
- IUD insertion and removal
- Pap smear
- Pregnancy Confirmation Test
- Well-woman exam
Procedures Most Often Billed to Medicare
13 services · 13 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| 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 | Less often than most peers in Nurse Practitioner, Family |
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.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 8
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, where it is listed as “Nurse Practitioner — Family”.
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. Contact the office directly to confirm availability and scheduling.
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
Guide.md listings do not constitute medical advice or an endorsement.