of
MD

Mark Deleon, MD

Dr. Deleon is a hematologist oncologist in the Greater San Antonio area. He is affiliated with Hill Country Memorial Hospital and Peterson Regional Medical Center.
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Conditions treated

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Top 25%
128 doctors
Top 15%
128 doctors
Top 5%
64 doctors
Dr. Deleon saw more anemia patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

Related services provided

Top 25%
28 doctors
Top 15%
28 doctors
Top 5%
14 doctors
Dr. Deleon saw more breast cancer patients than 95% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
43 doctors
Top 15%
42 doctors
Top 5%
21 doctors
Dr. Deleon saw more dehydration patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.
Top 25%
20 doctors
Top 15%
20 doctors
Top 5%
9 doctors
Dr. Deleon saw more drug allergies patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.
Top 25%
32 doctors
Top 15%
33 doctors
Top 5%
16 doctors
Dr. Deleon saw more blood cancer patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
3 doctors
Top 15%
4 doctors
Top 5%
1 doctor
Dr. Deleon saw more hemochromatosis patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
16 doctors
Top 15%
16 doctors
Top 5%
8 doctors
Dr. Deleon saw more lymphoma patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
17 doctors
Top 15%
16 doctors
Top 5%
8 doctors
Dr. Deleon saw more lung cancer patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
20 doctors
Top 15%
20 doctors
Top 5%
10 doctors
Dr. Deleon saw more colon cancer patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
23 doctors
Top 15%
22 doctors
Top 5%
11 doctors
Dr. Deleon saw more carcinoma patients than 75% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
20 doctors
Top 15%
20 doctors
Top 5%
10 doctors
Dr. Deleon saw more prostate cancer patients than 85% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
11 doctors
Top 15%
11 doctors
Top 5%
5 doctors
Dr. Deleon saw more leukemia patients than 75% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
5 doctors
Top 15%
4 doctors
Top 5%
2 doctors
Dr. Deleon saw more melanoma patients than 75% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
16 doctors
Top 15%
17 doctors
Top 5%
8 doctors
Dr. Deleon saw skin cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
217 doctors
Top 15%
217 doctors
Top 5%
108 doctors
Dr. Deleon saw cardiovascular disease (CVD) patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
11 doctors
Top 15%
12 doctors
Top 5%
5 doctors
Dr. Deleon saw head and neck cancers patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
5 doctors
Top 15%
5 doctors
Top 5%
2 doctors
Dr. Deleon saw stomach cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

Related services provided

Top 25%
11 doctors
Top 15%
10 doctors
Top 5%
5 doctors
Dr. Deleon saw immunodeficiency patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

Related services provided

Top 25%
3 doctors
Top 15%
4 doctors
Top 5%
1 doctor
Dr. Deleon saw more esophageal cancer patients than 75% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
103 doctors
Top 15%
104 doctors
Top 5%
51 doctors
Dr. Deleon saw peripheral vascular disease (PVD) patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

Related services provided

Top 25%
8 doctors
Top 15%
8 doctors
Top 5%
3 doctors
Dr. Deleon saw kidney cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
7 doctors
Top 15%
6 doctors
Top 5%
3 doctors
Dr. Deleon saw bladder cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
8 doctors
Top 15%
7 doctors
Top 5%
3 doctors
Dr. Deleon saw rectal cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
212 doctors
Top 15%
211 doctors
Top 5%
105 doctors
Dr. Deleon saw vascular disease patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

Related services provided

Top 25%
104 doctors
Top 15%
104 doctors
Top 5%
51 doctors
Dr. Deleon saw chronic kidney disease patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

Related services provided

Top 25%
4 doctors
Top 15%
4 doctors
Top 5%
1 doctor
Dr. Deleon saw ovarian cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Top 25%
32 doctors
Top 15%
32 doctors
Top 5%
15 doctors
Dr. Deleon saw more thrombosis patients than 75% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
24 doctors
Top 15%
24 doctors
Top 5%
12 doctors
Dr. Deleon saw more deep vein thrombosis (DVT) patients than 75% of similar doctors in the Greater San Antonio area in 2014–2018. Learn more.

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Top 25%
3 doctors
Top 15%
3 doctors
Top 5%
1 doctor
Dr. Deleon saw throat cancer patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.
Top 25%
7 doctors
Top 15%
6 doctors
Top 5%
3 doctors
Dr. Deleon saw multiple myeloma patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the Greater San Antonio area. Learn more.

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Locations

Dr. Deleon sees patients and can be reached at the following locations.

Texas Oncology
204 W Schubert St
Fredericksburg, TX 78624
1,497 miles away
Texas Oncology-San Antonio Medical Center
5206 Research Dr
San Antonio, TX 78240
1,514 miles away
Cancer Care Centers of South Texas
694 Hill Country Dr
Kerrville, TX 78028
1,520 miles away

Reviews

Credentials
  • Uniformed Services University of the Health Sciences F. Edward Hebert School of Medicine
    MEDICAL EDUCATION, 1989
  • Wilford Hall Medical Center (AETC) Program
    RESIDENCY

Hospital affiliations

Dr. Deleon is able to admit and treat patients at the following hospitals.

  • Hill Country Memorial Hospital
    A
    Hospital safety grade (Spring 2017)
  • Peterson Regional Medical Center
    D
    Hospital safety grade (Fall 2017)

Insurance accepted

Always check coverage with your doctor’s office.

  • Aetna
  • Anthem
  • Arkansas Blue Cross and Blue Shield
  • Assurant Health
  • Aultcare
  • AvMed
  • Avera
  • Banner Health
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Blue Cross and Blue Shield of Alabama
  • Blue Cross and Blue Shield of Florida
  • Blue Cross and Blue Shield of Illinois
  • Blue Cross and Blue Shield of Kansas
  • Blue Cross and Blue Shield of Kansas City
  • Blue Cross and Blue Shield of Louisiana
  • Blue Cross and Blue Shield of Minnesota
  • Blue Cross and Blue Shield of Mississippi
  • Blue Cross and Blue Shield of Montana
  • Blue Cross and Blue Shield of Nebraska
  • Blue Cross and Blue Shield of New Mexico
  • Blue Cross and Blue Shield of North Dakota
  • Blue Cross and Blue Shield of Oklahoma
  • Blue Cross and Blue Shield of Rhode Island
  • Blue Cross and Blue Shield of Texas
  • Blue Cross and Blue Shield of Vermont
  • Blue Cross and Blue Shield of Wyoming
  • Blue Cross of Idaho
  • Blue Shield of California
  • BlueCross BlueShield of South Carolina
  • BlueCross BlueShield of Tennessee
  • CareFirst BlueCross BlueShield
  • Cigna
  • Community Health Options
  • CommunityCare
  • CoreSource
  • Coventry Health Care
  • Cross and Blue Shield of North Carolina
  • EmblemHealth
  • Evergreen Health Cooperative
  • First Choice Health
  • FirstCare Health Plans
  • FrontPath Health Coalition
  • Geisinger Health Plan
  • GlobalHealth
  • Group Health Cooperative
  • Group Health Cooperative of South Central Wisconsin
  • Harvard Pilgrim Health Care
  • Hawaii Medical Assurance Association
  • Health Alliance
  • Health Alliance Plan of Michigan
  • Health First
  • Health Net
  • HealthCare Partners
  • HealthNow New York
  • HealthPartners
  • HealthPlus
  • HealthSCOPE Benefits
  • HealthSmart
  • Highmark Blue Cross Blue Shield
  • Hometown Health
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Independence Blue Cross AmeriHealth
  • Independent Health
  • Lifetime Healthcare
  • MVP Health Care
  • MagnaCare
  • Mayo Clinic Health Solutions
  • MedCost
  • Medica
  • Medical Mutual of Ohio
  • Medicare
  • Meritain Health
  • Midlands Choice
  • Moda Health
  • MultiPlan
  • Neighborhood Health Plan
  • Ohio PPO Connect
  • Optima Health
  • PacificSource
  • Paramount
  • Pomco
  • PreferredOne
  • Premera Blue Cross
  • Presbyterian Health Plan
  • Priority Health
  • Providence Health Plan
  • Regence Blue Cross Blue Shield
  • Rocky Mountain Health Plans
  • Scott and White Health Plan
  • Security Health Plan
  • SelectHealth
  • TRICARE
  • Trilogy Health Insurance
  • Tufts Health Plan
  • UPMC Health Plan
  • United Healthcare
  • ValueOptions
  • Vantage Health Plan
  • WPS Health Insurance
  • WellMed Medical Management
  • Wellmark Blue Cross and Blue Shield