Andrew Gabriel Horodner, M.D.

Hematology & Oncology

Internal Medicine

(310) 750-3300Redondo Beach, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Andrew Gabriel Horodner, M.D. has been part of the Redondo Beach medical community since 2007 in group practice. Trained at University of Arizona College of Medicine (class of 2001), he has been practicing for over 25 years. Among his Medicare patients, common conditions include high cholesterol, hypertension, and cancer (per CMS data).

At a glance

  • Prescribes opioids less than 46% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 796 Internal Medicine providers in CASee all Internal Medicine in Redondo Beach25+ years experienceNPI since 2007

Older · 3346dNPPES updated 2017-03-08 · verify on CMS

Contact & Location

Practice Location

514 N Prospect Ave Fl 4, Redondo Beach, CA 90277-3040

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively.

Opioid Rx

↓ Lower = better

1.23%

California avg: 5.2 · US avg: 5.1

Higher than most doctors nationally(-3.9 pts)

Typical range among reporting doctors in California

1.23% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Medicare Patients

366

Unique beneficiaries

Standard volume

Prescription Recipients

184

Patients prescribed

Prescriptions Written

975

Total claims

Total Medicare drug cost: $2.53M

Percentile rankings compared against 9,360 reporting peers in California.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Cancer.

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Hypertension
Higher than avg (+4%)74%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↑ More patients than average (+4%) — a focus area for this doctor

Cancer
Higher than avg (+34%)55%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+34%) — a focus area for this doctor

Arthritis
Lower than avg (-9%)40%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-9%) — less common here

Chronic Kidney Disease
Higher than avg (+5%)35%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↑ More patients than average (+5%) — a focus area for this doctor

Ischemic Heart Disease
Lower than avg (-3%)29%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-3%) — less common here

Diabetes
Lower than avg (-10%)24%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-10%) — less common here

Atrial Fibrillation
Higher than avg (+1%)23%

An irregular, often rapid heartbeat that increases the risk of stroke

US avg: 22%

↑ More patients than average (+1%) — a focus area for this doctor

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$944 received from industry

29 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Andrew Gabriel Horodner's NPI.

Patient Reviews

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2001

    University of Arizona College of Medicine

  2. 25 years in practice

    Experienced

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Taxonomy: 207RH0003X

Education & Training

University of Arizona College of Medicine (Class of 2001)

Practice Footprint

Primary hospital affiliation: Psychiatric

CMS Certification Number: 194102

View hospital on Medicare Care Compare

Virtual Hematology & Oncology Care With Andrew Gabriel Horodner

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Andrew Gabriel Horodner for cholesterol management, blood pressure monitoring, follow-up consultations — no travel to Redondo Beach required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Andrew Gabriel Horodner

NPI records show Dr. Horodner as active with telehealth listed in Redondo Beach, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (310) 750-3300.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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