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Edit this profileWhere to find Jerry F. Castilleja, M.D.
- Seguin location main office
1104 Jefferson Ave, Seguin, TX 78155 - Lockhart location
2060 S Colorado St, Lockhart, TX 78644 - Luling location
111 S Laurel Ave, Luling, TX 78648 - Gonzales location
228 Saint George St, Gonzales, TX 78629
About Dr. Castilleja
Based in Seguin, TX, Jerry F. Castilleja, M.D. is listed in the NPI registry under family medicine. Medicare claims data shows Jerry provided 132 services to 82 patients. The services billed most often include insertion of needle into vein for collection of blood sample. NPI 1720126659 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (830) 379-9797
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1104 JEFFERSON AVE
Seguin, TX 78155
2060 S Colorado St
Lockhart, TX 78644
111 S Laurel Ave
Luling, TX 78648
228 Saint George St
Gonzales, TX 78629
Conditions Commonly Evaluated or Treated
Within Family Medicine 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
Bariatrics
Cancer Prevention
Cancer risk
Digestive
Environmental health
- Asbestos Exposure
- Contaminated drinking water exposure
- Heat exhaustion and heat stroke
- Radon gas exposure
- Tick bite and Lyme disease risk
- Toxic Mold Exposure
- Wildfire smoke and air pollution exposure
- Workplace Chemical Exposure
General wellness
Heart health
Infectious Disease
Infectious disease
Kidney health
Lifestyle & wellness
Lifestyle health
Longevity
Metabolic & Lifestyle
Occupational health
Occupational Health
Rashes & allergy
Sexual Health
Sexual health
Substance use
Travel health
Wellness and energy
Workplace health
Wounds & skin
Most searched conditions
Cardiometabolic
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Addiction & habits
Bladder & bowel
Breathing
Cancer Screening
Cancer screening
Checkups & exams
Chronic illness
Diagnostic testing
Diagnostic Tests
- COVID-19 Rapid Test
- COVID-19 testing
- Rapid Flu Swab
- Rapid Strep and Flu Swabs
- Urine Pregnancy Test
- Urine Drug Screen
Diagnostics & screening
Environmental health
Exams
Exams & Screenings
Fitness & body composition
Foot and Leg Pain
Heart & Circulation
Heart & circulation
Immunizations
Infection & Microbiology Tests
- Colon cancer screening consult
- STI and STD Screening
- H. Pylori Breath Test
Lifestyle & Prevention
Longevity
Lower endoscopy
Metabolic health
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational health
Occupational Health
Office procedures
- Minor laceration repair
- Removal of a minor skin lesion
- Superficial foreign-body removal
- Earwax removal
- Incision and drainage of an abscess
Post-Op Care
Preventive and evaluation
Preventive Care
Preventive imaging
Preventive interventions
- Vaccinations and immunizations
- Weight-management counseling
- Birth control counseling
- Smoking cessation counseling
Preventive screening
Routine Blood Tests
Screening & labs
Screening and diagnostic testing
Screening and testing
- Blood pressure screening
- Diabetes and prediabetes screening
- Point-of-care laboratory testing
- Cholesterol screening
- Depression screening
- EKG
Skin Procedures
Sleep Health
Travel Health
Travel medicine
Urgent Care Procedures
Wellness
Wellness & Screening
Wellness & Weight
Women's Health
Workplace health
Wound care
Wounds & skin
Sleep
Most searched procedures
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Pain Management
- Joint injections
Respiratory
Senior Care
Sexual & Reproductive Health
Procedures Most Often Billed to Medicare
132 services · 82 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
132 | As often as other peers in Family Medicine |
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 family doctors at this location 1
Same specialty, same street address — most likely the same department or group.
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.
More connections — 16 related providers in 2 groups
Other family doctors in Seguin 8
Same specialty, same city.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in TX who bill this service to Medicare most often.
Common questions
What is Jerry F. Castilleja's specialty?
Jerry F. Castilleja is a family doctor in Seguin, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where can I find Jerry F. Castilleja?
Jerry F. Castilleja is listed at 1104 Jefferson Ave, Seguin, TX 78155. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Jerry F. Castilleja?
The number on file is (830) 379-9797. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Jerry F. Castilleja?
Jerry F. Castilleja's National Provider Identifier is 1720126659. 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
How much experience does Jerry F. Castilleja have?
Jerry F. Castilleja has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Jerry F. Castilleja known for?
According to Medicare billing data, Jerry F. Castilleja performs procedures including insertion of needle into vein for collection of blood sample. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jerry F. Castilleja's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jerry F. Castilleja. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.