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Byung Ahn, MD

Dr. Ahn is a cardiologist in the Upland area. He is affiliated with San Antonio Regional Hospital.
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Conditions treated

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Top 25%
40k doctors
Top 15%
40k doctors
Top 5%
20k doctors
Dr. Ahn saw more pain patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
38k doctors
Top 15%
38k doctors
Top 5%
19k doctors
Dr. Ahn saw more cardiovascular disease (CVD) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
26k doctors
Top 15%
26k doctors
Top 5%
13k doctors
Dr. Ahn saw more heart disease patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
36k doctors
Top 15%
36k doctors
Top 5%
18k doctors
Dr. Ahn saw more vascular disease patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
2.8k doctors
Top 15%
2.8k doctors
Top 5%
1.4k doctors
Dr. Ahn saw more angina patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
13k doctors
Top 15%
13k doctors
Top 5%
6.5k doctors
Dr. Ahn saw more heart valve condition patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
23k doctors
Top 15%
23k doctors
Top 5%
11k doctors
Dr. Ahn saw more high cholesterol patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
13k doctors
Top 15%
13k doctors
Top 5%
6.3k doctors
Dr. Ahn saw more shortness of breath patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
17k doctors
Top 15%
17k doctors
Top 5%
8.7k doctors
Dr. Ahn saw more coronary artery disease (CAD) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
10k doctors
Top 15%
10k doctors
Top 5%
5.0k doctors
Dr. Ahn saw more irregular heartbeat patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
17k doctors
Top 15%
17k doctors
Top 5%
8.4k doctors
Dr. Ahn saw more atrial fibrillation (Afib) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
944 doctors
Top 15%
944 doctors
Top 5%
471 doctors
Dr. Ahn saw femur fracture patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
17k doctors
Top 15%
17k doctors
Top 5%
8.3k doctors
Dr. Ahn saw more heart failure patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
6.2k doctors
Top 15%
6.2k doctors
Top 5%
3.1k doctors
Dr. Ahn saw more breast cancer patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
13k doctors
Top 15%
13k doctors
Top 5%
6.7k doctors
Dr. Ahn saw more high blood pressure (hypertension) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
15k doctors
Top 15%
15k doctors
Top 5%
7.7k doctors
Dr. Ahn saw more congestive heart failure (CHF) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
12k doctors
Top 15%
12k doctors
Top 5%
6.0k doctors
Dr. Ahn saw more fainting patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
10k doctors
Top 15%
10k doctors
Top 5%
5.2k doctors
Dr. Ahn saw more chronic bronchitis patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
30k doctors
Top 15%
30k doctors
Top 5%
15k doctors
Dr. Ahn saw more lung condition patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
2.3k doctors
Top 15%
2.3k doctors
Top 5%
1.2k doctors
Dr. Ahn saw cholecystitis patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
15k doctors
Top 15%
15k doctors
Top 5%
7.4k doctors
Dr. Ahn saw more stroke patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
16k doctors
Top 15%
16k doctors
Top 5%
8.2k doctors
Dr. Ahn saw more cerebrovascular disease patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
6.1k doctors
Top 15%
6.1k doctors
Top 5%
3.1k doctors
Dr. Ahn saw more cardiomyopathy patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
34k doctors
Top 15%
34k doctors
Top 5%
17k doctors
Dr. Ahn saw more diabetes patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
30k doctors
Top 15%
30k doctors
Top 5%
15k doctors
Dr. Ahn saw more type 2 diabetes patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
34k doctors
Top 15%
34k doctors
Top 5%
17k doctors
Dr. Ahn saw digestive tract conditions patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
25k doctors
Top 15%
25k doctors
Top 5%
12k doctors
Dr. Ahn saw more obesity patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
11k doctors
Top 15%
11k doctors
Top 5%
5.4k doctors
Dr. Ahn saw hernia patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
5.4k doctors
Top 15%
5.4k doctors
Top 5%
2.7k doctors
Dr. Ahn saw diverticulitis patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
23k doctors
Top 15%
23k doctors
Top 5%
12k doctors
Dr. Ahn saw chronic obstructive pulmonary disease (COPD) patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Locations

Dr. Ahn sees patients and can be reached at the following location.

Office
1382 E Foothill Blvd
Upland, CA 91786
1,327 miles away

Reviews

Credentials
  • KING DREW MEDICAL CENTER
    RESIDENCY
  • Harvard Medical School
    MEDICAL EDUCATION, 1978
  • Kyung Hee University College of Medicine
    MEDICAL EDUCATION, 1978

Specializations

    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Cardiovascular Disease
    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Interventional Cardiology
    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Advanced Heart Failure And Transplant Cardiology
    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine

Hospital affiliations

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

  • San Antonio Regional Hospital
    C
    Hospital safety grade (Spring 2019)

Insurance accepted

Always check coverage with your doctor’s office.

  • Aetna
  • Anthem
  • Arkansas Blue Cross and Blue Shield
  • Assurant Health
  • Banner Health
  • Beacon Health Strategies
  • 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
  • Capital District Physicians Health Plan
  • CareFirst BlueCross BlueShield
  • Cigna
  • CoreSource
  • Coventry Health Care
  • Cross and Blue Shield of North Carolina
  • EmblemHealth
  • Fallon Health
  • First Choice Health
  • FrontPath Health Coalition
  • Geisinger Health Plan
  • Group Health Cooperative
  • Harvard Pilgrim Health Care
  • Hawaii Medical Assurance Association
  • Health Alliance Plan of Michigan
  • Health First
  • Health Net
  • HealthCare Partners
  • HealthNow New York
  • HealthPlus
  • HealthSCOPE Benefits
  • HealthSmart
  • Heritage Provider Network
  • Highmark Blue Cross Blue Shield
  • Hill Physicians
  • Hometown Health
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Independence Blue Cross AmeriHealth
  • MVP Health Care
  • Magellan Health
  • MagnaCare
  • Mayo Clinic Health Solutions
  • Medical Mutual of Ohio
  • Medicare
  • Meritain Health
  • Moda Health
  • MultiPlan
  • Network Health Plan
  • Ohio PPO Connect
  • Oregons Health COOP
  • PacificSource
  • Pomco
  • PreferredOne
  • Premera Blue Cross
  • Presbyterian Health Plan
  • Priority Health
  • Providence Health Plan
  • Regence Blue Cross Blue Shield
  • SelectHealth
  • SummaCare
  • SynerMed
  • TRICARE
  • UPMC Health Plan
  • United Healthcare
  • ValueOptions
  • WPS Health Insurance
  • WellMed Medical Management
  • Wellmark Blue Cross and Blue Shield