Dr. Mark C Deleon, MD



Oncology   -  Texas,  Fredericksburg

 Overview

Dr. Mark C Deleon, MD works in Fredericksburg, Texas is a specialist in Oncology, Hematology and graduated San Antonio Unif Ser Health Edu. Dr. Deleon is affiliated with Methodist Hospital, Nix Health Care System, Peterson Regional Medical Center, Southwest General Hospital and practicing for 29 years

 Specialties

  • Oncology
  • Hematology

 Conditions

• Actinic Cheilitis
• Acute Rhinitis
• Allergic Reactions to Insect Stings
• Aphasia
• Arterial Dissections With Lentiginosis
• Arterial Revascularization
• Bilateral Cataracts
• Bile Duct Procedure
• Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
• Carcinoma
  ...
• Cervical Spine Reconstruction
• Chronic Pain Management
• Colon Disorders
• Constipation
• Correction of Protruding Ears
• Demyelinating Disorders
• Diseases Contagious from Safe Sex
• Facet Joint Nerve Ablation
• Food Allergy - Fruit
• Food Allergy - Tree Nuts
• Functional Movement Screening
• Gastrointestinal Surgery, Laproscopic
• Hand Neuropathy
• Herbal Agent Adverse Reaction - Echinacea
• Hypertensive Encephalopathy
• Hypnosis (Medical Hypnotherapy)
• Hyposmolality and Hyponatremia
• Infantile Psoriasis
• Joint Implant
• Knee Pain
• Lumbar Decompression Therapy
• Marijuana Amotivational Syndrome
• Memory Disorders
• Mental Retardation, X-Linked Recessive - Macrocephaly - Ciliary Dysfunction
• Metabolic Rate Testing
• Microscopic Ulcerative Colitis
• Minimally Invasive Resection of Mediastinal Tumor
• Muscle Hypotonia
• Muscular Dystrophy, Congenital, Type 1C
• Neurofibromatosis, Type 2
• Ocular Myasthenia Gravis
• Optic Ataxia
• Outpatient and inpatient dialysis supervision and management [More]
• Photosensitivity
• Plasmapheresis
• Post-Dysenteric Arthropathy
• Primary Progressive Multiple Sclerosis
• Prolactinoma
• Retina-Vitreous Disorders
• Retinoschisis, Autosomal Dominant
• Salivary Gland Stones
• Severe Chronic Pain
• Shoulder Fractures
• Sigmoid Diverticulitis
• Skin Allergy
• Skin Lesion
• Stitches
• The provision of follow-up treatment for patients who have undergone kidney transplants
• The provision of nutritional information for patients with kidney disease
• Thoracoscopic Segmentectomy
• Vulvovaginitis
• Warts
• Wound Infection
• Wrinkles
 more details

 Procedures

• Acute Leukemia
• Adrenal Gland Cancer
• Anal and Rectal Cancer
• Anemia
• Antiphospholipid Syndrome (APS)
• Bladder Cancer
• Bone Marrow Biopsy
• Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
• Brain Cancer
• Breast Cancer
  ...
• Carcinoma in Situ
• Cervical Cancer
• Chronic Myeloid Leukemia (CML)
• Coagulation Disorders (incl. Hemophilia)
• Colorectal Cancer
• Deep Vein Thrombosis (DVT)
• ENT Cancer
• Esophageal Cancer
• Gallbladder and Biliary Tract Cancer
• Gallbladder Cancer
• Hemophilia
• Hemophilia A
• Hodgkin's Disease
• Hypercoagulable State
• Immune Thrombocytopenic Purpura (ITP)
• Leukocytosis
• Lip Cancer
• Liver Cancer
• Lung Cancer
• Lung Neoplasms, Not Specified as Malignant
• Lymphocytosis
• Lymphoma
• Lymphosarcoma
• Macroglobulinemia (incl. Waldenstrom's )
• Marginal Zone Lymphoma
• Melanoma
• Mycosis Fungoides
• Myelodysplastic Syndromes
• Myeloma
• Myeloproliferative Disorders
• Neuroendocrine Tumors
• Neutropenia
• Nodular Lymphoma
• Non-Hodgkin's Lymphoma
• Oral Cancer
• Ovarian Cancer
• Pancreatic Cancer
• Pancytopenia
• Peripheral T-Cell Lymphoma
• Pleural Neoplasm, Malignant
• Polycythemia Rubra Vera
• Prostate Cancer
• Renal (Kidney) Cancer
• Secondary Malignancies
• Skin Cancer
• Small Intestine Cancer
• Soft Tissue Sarcoma
• Squamous Cell Carcinoma
• Stomach and Small Intestine Cancer
• Stomach Cancer
• Thoracentesis
• Throat Cancer (Hypopharyngeal)
• Throat Cancer (Oropharyngeal)
• Thrombocytosis
• Uterine Cancer
• Venous Embolism and Thrombosis
 more details

 Board Certifications

  • Board Certified by the American Board of Internal Medicine

 Years Since Graduation

  • 29

 State License

  • Texas

 Education & Training

Residency Hospitals

San Antonio Unif Ser Health Edu

Wilford Hall Med Center Aetc

Medical School

Uniformed Services University Of The Health Sciences

 Awards

Awards for Dr. Mark C Deleon, MD are not present.

 Dr. Deleon Reviews

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 Office Locations


Primary location

 Cancer Care Centers South Texas
204 West Schubert Street
Texas (TX)
Fredericksburg
78624
 Phone:(830) 990-0255

Accepting New Patients

  • Yes
* Please verify this information when scheduling an appointment.

 Map & Directions



Cancer Care Centers South Texas, 204 West Schubert Street, Fredericksburg, Texas (TX), 78624




 Insurances Accepted (check insurance plans)

  • Advantage Plus PPO
  • Aetna
  • Ambetter
  • Amerigroup (Wellpoint)
  • Ameritas
  • Ameritas PPO
  • Assurant Health
  • Blue Advantage HMO
  • Blue Card PPO
  • Blue Choice
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • Blue Cross Blue Shield of Texas
  • Blue Shield of California
  • California Independence PPO
  • CHAMPVA
  • Choice Care PPO
  • Choice Plus POS
  • Choice Plus POS II
  • Cigna
  • Cigna HMO
  • Cigna PPO
  • Commercial Insurance Company
  • CompBenefits Corp.
  • CompBenefits Corp. PPO
  • Delta Dental
  • Delta Dental PPO
  • Delta Dental Premier
  • Dental
  • Dental Blue 100/200/300
  • Dental California DHMO
  • Dental DPPO
  • Dental Network of America
  • Dental Network of America DPPO
  • Dental PPO
  • Dental Preferred Plus
  • DentalGuard Preferred
  • DHA
  • DHA Premier
  • Dominion Insurance
  • Emblem Health
  • EmblemHealth
  • First Dental Health
  • GEHA
  • Government Employees Health Association (GEHA)
  • Great West Healthcare-Cigna PPO
  • Guardian
  • HealthSmart
  • Humana
  • Humana PPO
  • Liberty Dental
  • Medicare
  • Medicare MCR
  • MetLife
  • MetLife HMO
  • MetLife PDP
  • MultiPlan
  • MultiPlan PPO
  • National Elevator
  • National Fee-for-Service
  • Navigate HMO
  • Navigate POS
  • Old Surety Life Insurance CompanyMedicare
  • Old Surety Life Insurance CompanyMedicare MCR
  • Open Access Plus
  • Options PPO
  • PHCS Network PPO
  • Preferred PPO
  • Principal Financial Group
  • Principal Life
  • Superior Health Plan
  • Thrivent Financial
  • United Concordia
  • United Healthcare
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.

 Blog Posts

Blog Posts for Dr. Mark C Deleon, MD are not present.

 Patients Questions

Patients questions for Dr. Mark C Deleon, MD are not present.

 Affiliated Hospitals


Methodist Hospital photo


Methodist Hospital

7700 Floyd Curl Drive Texas TX, San Antonio, 78229

Methodist Hospital is a hospital located in San Antonio, TX. This hospital reports jointly with Northeast Methodist Hospital. Therefore the ratings and awards apply to multiple hospitals and this specific hospital may not provide all rated services. Procedures/Diagnosis costs are at the state averag...



Nix Health Care System photo


Nix Health Care System

414 Navarro Street Texas TX, San Antonio, 78205

Nix Health Care System is a hospital located in San Antonio, TX. Procedures/Diagnosis costs are at the state average in 8 of 8 procedures. Length of Stay is at the state average in 7 of 8 procedures.



Peterson Regional Medical Center photo


Peterson Regional Medical Center

551 Hill Country Drive Texas TX, Kerrville, 78028

Peterson Regional Medical Center is a hospital located in Kerrville, TX. Procedures/Diagnosis costs are above the state average in 7 of 7 procedures. Length of Stay is at the state average in 5 of 7 procedures.



Southwest General Hospital photo


Southwest General Hospital

7400 Barlite Boulevard Texas TX, San Antonio, 78224

Southwest General Hospital is a hospital located in San Antonio, TX. Procedures/Diagnosis costs are at the state average in 4 of 6 procedures. Length of Stay is at the state average in 4 of 6 procedures.


  •  Latest reviews for Oncology specialists

  • Dr. C. is a pleasant, professional caring and fun doctor. Answered all my questions on a keep it simple level and explained everything. He took his time. I will refer them when needed. What a great group!
    07 February 2024
    (6)
  • He is the best if you need help with panic attacks. He fixed up my medication and I feel better.
    31 January 2024
    (40)
  • Dr. Jungblut and staff are all professional, fun, conscientious. Been going here for a long time. My children and grandchildren now see Dr. Jungblut too.
    24 January 2024
    (7)
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