Dr. Billy A. de Los Santos
- Gender: Male
- Experience: 14 years
- Graduation year: 2007
- Sole propriator: Yes
- NPI: 1386885614
Dr. Billy A. de Los Santos MD
Internist
He is located at 341 Wheatfield Drive Suite 100 in Sunnyvale, TX 75182. Can help patients with the following: Chest Pain, Cystitis, Gastroesophageal Reflux Disease (GERD), Heart Disease, Hot Flashes, Prescription Refill. His National Provider Identifier (NPI) number is 1386885614. Appointment can be made via the phone number (972) 285-0221. He is affiliated with 2 practices and 2 hospitals.
Conditions treated
Dr. Billy A. de Los Santos, being an internist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Billy A. de Los Santos.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Billy A. de Los Santos
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Billy A. de Los Santos as in-network for the following 2026 plans.
Health plans
Blue Cross and Blue Shield of Texas
Network data as of Jun 7, 2026, as reported by the insurer.
Show all 19 plans from Blue Cross and Blue Shield of Texas
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Advantage Bronze HMO℠ 204 (27 plan variants) | HMO · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Bronze HMO℠ 301 (14 plan variants) | HMO · Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Bronze HMO℠ Standard (27 plan variants) | HMO · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Gold HMO℠ 206 (27 plan variants) | HMO · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Gold HMO℠ 603 (14 plan variants) | HMO · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Gold HMO℠ Standard (27 plan variants) | HMO · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Bronze℠ 303 (27 plan variants) | POS · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Bronze℠ 305 (27 plan variants) | POS · Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Bronze℠ Standard (27 plan variants) | POS · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Gold℠ 203 (27 plan variants) | POS · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Gold℠ 803 (27 plan variants) | POS · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Gold℠ Standard (27 plan variants) | POS · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Silver℠ 202 (27 plan variants) | POS · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Silver℠ 605 (27 plan variants) | POS · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Silver℠ Standard (27 plan variants) | POS · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Security HMO℠ 200 (27 plan variants) | HMO · Catastrophic | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Silver HMO℠ 205 (27 plan variants) | HMO · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Silver HMO℠ 801 (14 plan variants) | HMO · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Silver HMO℠ Standard (27 plan variants) | HMO · Silver | Blue Advantage HMO | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Billy A. de Los Santos is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Billy A. de Los Santos is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Wellmed Medical Group Pa
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $1103 |
| Novo Nordisk | $710 |
| Merck | $638 |
Other
| Food and Beverage | $5413 |
Studies
Graduated in 2007
Looking for more Internists?
There are 8 other internists in this region.
- Gender: Male
- Address: 231 South Collins Road Sunnyvale, 75182, TX
- Gender: Male
- Address: 231 South Collins Road Sunnyvale, 75182, TX
- Gender: Male
- Address: 118 North Jobson Road Sunnyvale, 75182, TX
- Gender: Male
- Address: Suite 190 341 Wheatfield Drive Sunnyvale, 75182, TX
- Gender: Female
- Address: 231 S COLLINS RD Sunnyvale, 75182, TX
- Gender: Male
- Address: Suite 300 270 South Collins Road Sunnyvale, 75182, TX
- Gender: Female
- Address: 3615 North Belt Line Road Sunnyvale, 75182, TX
- Gender: Male
- Address: 231 South Collins Road Sunnyvale, 75182, TX
- Gender: Male
- Address: Suite 100 490 US Highway 80 East Sunnyvale, 75182, TX
Questions & Answers
Does Dr. Billy A. de Los Santos have affiliation with practices?
Dr. Billy A. de Los Santos is affiliated with Dallas Medical Physician Group. For the full list of practices see this list.
Has Dr. Billy A. de Los Santos affiliation with hospitals?
Dr. Billy A. de Los Santos is affiliated with BAYLOR SCOTT AND WHITE MEDICAL CENTER SUNNYVALE. For the full list of hospitals see this list.
Where can you meet with Dr. Billy A. de Los Santos?
Dr. Billy A. de Los Santos's office is located at 341 Wheatfield Drive Suite 100 in Sunnyvale, TX 75182.
What conditions does Dr. Billy A. de Los Santos treat?
Dr. Billy A. de Los Santos provides treatment for Chest Pain, Cystitis, Gastroesophageal Reflux Disease (GERD), Heart Disease, Hot Flashes, Prescription Refill. For the full list see this list.
Does Dr. Billy A. de Los Santos accept patients with Blue Cross and Blue Shield of Texas?
Yes, Dr. Billy A. de Los Santos is listed in-network for Blue Cross and Blue Shield of Texas through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.