Dr. Diane T. Nguyen
- Gender: Female
- Experience: 20 years
- Graduated from: West Virginia School Of Osteopathic Medicine
- Graduation year: 2001
- Sole propriator: No
- NPI: 1023233756
Dr. Diane T. Nguyen DO
Hematology and Oncology Specialist
She is located at 205 East Toronto Avenue in Mcallen, TX 78503. Can help patients with the following: Bile Duct Cancer, Glioma, Idiopathic Thrombocytopenic Purpura (ITP), Prostate Cancer, Urethral Cancer, Urinary Tract Infection (UTI). Her National Provider Identifier (NPI) number is 1023233756. Appointment can be made via the phone number (956) 296-3990. She is affiliated with 1 practices.
Conditions treated
Dr. Diane T. Nguyen, being an hematology and oncology specialist, 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. Diane T. Nguyen.
- Abdominal Pain
- Acute Pain
- Anal Cancer
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Basal Cell Carcinoma
- Beta Thalassemia
- Bile Duct Cancer
- Bladder Cancer
- Bladder Control
- Bone Cancer
- Brain Cancer
- Breast Cancer
- Cancer
- Carcinoid Tumor
- Carcinoma
- Cervical Cancer
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Colon Cancer
- Common Cold
- Constipation
- Cystitis
- Deep Vein Thrombosis (DVT)
- Diarrhea
- Edema
- Esophageal Cancer
- Fever
- Gallbladder Cancer
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Glioma
- Head and Neck Cancer
- Headache
- Heart Disease
- Hemophilia
- Hiatal Hernia
- High Blood Pressure
- Hodgkin's Disease
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Idiopathic Thrombocytopenic Purpura (ITP)
- Influenza
- Inguinal Hernia
- Kidney Cancer
- Larynx Cancer
- Leukemia
- Liver Cancer
- Lung Cancer
- Melanoma
- Mesothelioma
- Migraine
- Multiple Myeloma
- Nasopharyngeal Cancer
- Nausea and Vomiting
- Neoplasm
- Neuroblastoma
- Neutropenia
- Non-Hodgkin's Lymphoma (NHL)
- Obesity
- Oral Cancer
- Osteoporosis
- Ovarian Cancer
- Pancreatic Cancer
- Penis Cancer
- Peptic Ulcer
- Pernicious Anemia
- Pheochromocytoma (PCC)
- Polycythemia
- Prescription Refill
- Prostate Cancer
- Pulmonary Embolism (PE)
- Retinoblastoma
- Salivary Gland Cancer
- Sarcoma
- Sickle Cell Anemia
- Skin Cancer
- Stomach Cancer
- Testicular Cancer
- Thalassemia
- Thrombocytopenia
- Thymoma
- Thyroid Cancer
- Urethral Cancer
- Urethritis
- Urinary Tract Infection (UTI)
- Uterine Cancer
- Vaginal Cancer
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Diane T. Nguyen as in-network for the following 2026 plans.
Health plans
Ambetter from Superior HealthPlan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 12 plans from Ambetter from Superior HealthPlan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | EPO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options | EPO · Silver | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Focused Silver | EPO · Silver | Preferred | Accepting new patients |
| Focused Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
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 |
Community Health Choice
Network data as of Jan 28, 2026, as reported by the insurer.
Show all 12 plans from Community Health Choice
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Community Ultra Select Bronze 016 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Ultra Select Bronze 016 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Ultra Select Bronze 018 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Ultra Select Bronze 018 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Ultra Select Gold 021 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Ultra Select Gold 021 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Preferred | Accepting new patients |
| Community Ultra Select Gold 022 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Ultra Select Gold 022 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Preferred | Accepting new patients |
| Community Ultra Select Silver 019 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Ultra Select Silver 019 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Preferred | Accepting new patients |
| Community Ultra Select Silver 020 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Ultra Select Silver 020 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Preferred | Accepting new patients |
Community Health Choice
Network data as of Jan 28, 2026, as reported by the insurer.
Show all 18 plans from Community Health Choice
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Community Premier Bronze 003 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Premier Bronze 003 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Premier Bronze 018 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Premier Bronze 018 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Premier Gold 005 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Premier Gold 005 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Preferred | Accepting new patients |
| Community Premier Gold 021 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Premier Gold 021 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Preferred | Accepting new patients |
| Community Premier Silver 012 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Premier Silver 012 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Preferred | Accepting new patients |
| Community Premier Silver 020 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Premier Silver 020 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Preferred | Accepting new patients |
| Community Select Bronze 016 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Select Bronze 016 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Select Gold 022 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Select Gold 022 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| Community Select Silver 019 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Select Silver 019 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 14 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential ($0 Virtual Urgent Care) | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard+ (Dental + Vision) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage ($0 Virtual Urgent Care, $8 Tier 2 Rx) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage ($0 Virtual Urgent Care, $5 Tier 2 Rx) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ ($0 Virtual Urgent Care, $5 Tier 2 Rx, Dental + Vision) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value ($0 Virtual Urgent Care) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value+ ($0 Virtual Urgent Care, Dental + Vision) | HMO · Silver | Non Preferred | 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. Diane T. Nguyen 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. Diane T. Nguyen is enrolled to bill Medicare as a Practitioner - Medical Oncology (also registered under: Practitioner - Hematology, Practitioner - Hematology/oncology) .
Bills through: University Of Texas Rio Grande Valley
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Amgen | $171 |
| Novartis | $166 |
| Teva Pharmaceuticals | $150 |
Other
| Food and Beverage | $1370 |
Studies
WEST VIRGINIA SCHOOL OF OSTEOPATHIC MEDICINE
Graduated in 2001Additional Specialities
- Internist
- Oncologist
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Questions & Answers
Does Dr. Diane T. Nguyen accept insurance?
Dr. Diane T. Nguyen is listed in-network for 75 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter from Superior HealthPlan, Blue Cross and Blue Shield of Texas, Community Health Choice, UnitedHealthcare. See the Marketplace plans section for details.
What conditions does Dr. Diane T. Nguyen treat?
Dr. Diane T. Nguyen provides treatment for Bile Duct Cancer, Glioma, Idiopathic Thrombocytopenic Purpura (ITP), Prostate Cancer, Urethral Cancer, Urinary Tract Infection (UTI). For the full list see this list.
Where can you meet with Dr. Diane T. Nguyen?
Dr. Diane T. Nguyen's office is located at 205 East Toronto Avenue in Mcallen, TX 78503.
Does Dr. Diane T. Nguyen have affiliation with practices?
Dr. Diane T. Nguyen is affiliated with South East Surgi-Center Inc..