Dr. Andrew Gabriel Horodner, MD

  • Torrance, CA
  • Hematologist and oncologist
NPI1386849974PAC ID8224072202
Medicare services, 2024
22,921
Medicare patients, 2024
365
Part D claims, 2024
1,048
Publications
3
Clinical trials
6
Practice address
3285 Skypark Dr, Torrance, CA 90505
Practice phone
Call (310) 784-6300
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Torrance Memorial Physician Network

Torrance, California

See all 6 affiliations

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Dr. Andrew Gabriel Horodner is a hematologist and oncologist in Torrance, California

Dr. Horodner practices at Torrance Memorial Physician Network in Torrance, California.

Dr. Horodner's NPI, 1386849974, was assigned on June 15, 2007. Dr. Horodner graduated from College of Medicine - Tucson in 2001. Dr. Horodner holds California license A81801.

NPI and contact details
Medicare PAC ID
8224072202
NPI enumeration date
June 15, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 784-6300
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
51
Medical school graduation
2001

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Andrew Gabriel Horodner practices at Torrance Memorial Physician Network in Torrance, California

Dr. Horodner's primary practice is Torrance Memorial Physician Network, at 3285 Skypark Dr, Torrance, CA 90505 in Los Angeles County. The practice phone is (310) 784-6300.

  • Torrance Memorial Physician Network
    3285 Skypark Dr, Torrance, CA 90505 · Los Angeles CountyPhone(310) 784-6300

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Andrew Gabriel Horodner is affiliated with 4 sites of care and 2 medical groups

Dr. Horodner's primary practice is Torrance Memorial Physician Network in Torrance, California. Dr. Horodner is also affiliated with Torrance Memorial Medical Center. The medical group on file is Torrance Memorial Physician Network. Dmand AI also links Dr. Horodner to 1 more group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Horodner

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Andrew Gabriel Horodner's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Horodner practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Torrance Memorial Physician NetworkAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Andrew Gabriel Horodner is one of 1,502 hematologists and oncologists in California

Hematology and oncology is Dr. Horodner's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Horodner is licensed in California.

Specialties and state licenses

  • Hematology and oncology, CaliforniaPrimaryLicense A81801 · 2003 to 2026 · taxonomy 207RH0003X

Clinical focus

Dmand AI lists breast cancer, chronic anemia, chronic leukemia, colorectal cancer, lung cancer, lymphoma, multiple myeloma and neutropenia among the conditions Dr. Horodner treats.

Hematologists and oncologists near Dr. Horodner

Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Andrew Gabriel Horodner billed Medicare for 22,921 services in 2024

CMS data shows 22,921 Medicare services from Dr. Horodner across 25 procedure codes in 2024, for 365 Medicare patients. Medicare paid $273,595 for them.

Medicare services, 202422,921
Medicare patients365
Paid by Medicare$273,595
Procedure codes25

Dr. Horodner's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 8,0662024: 19,450141%
Tests and treatments
2023: 1,1242024: 1,1765%
Office and hospital visits
2023: 1,2182024: 1,1188%
Lab and pathology
2023: 1,0632024: 9699%
Other services
2023: 1442024: 18528%
Surgery
2023: 382024: 2339%

Where Dr. Horodner's Medicare services took place, 2024

  • In an office22,862100%
  • In a facility590%

Dr. Horodner compared with the California median for hematologists and oncologists, 2024

  • Dr. Horodner
  • California median
Medicare services
22,921vs 93224.6 times
Medicare patients
365vs 22562% above
Part D claims
827vs 3942.1 times

Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.

Dr. Horodner's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Horodner

Need commercial claims for Dr. Horodner?

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Andrew Gabriel Horodner treated 365 Medicare patients in 2024, average age 77

CMS counts 365 Medicare patients who saw Dr. Horodner in 2024. The largest group is 75 to 84, with 167 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.88, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Horodner's median patient age at 72, with 62% women.

Medicare patients, 2024365
Average age77
Average risk score1.88

Dr. Horodner's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Horodner's Medicare patients by sex, 2024

  • Women21258%
  • Men15342%

Chronic conditions among Dr. Horodner's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Cancer53%
  4. Arthritis42%
  5. Chronic kidney disease36%
  6. Ischemic heart disease27%
  7. Diabetes25%
  8. Mood disorders23%

Share of Medicare patients with each condition. A patient can have several.

Dr. Horodner's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women62%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Andrew Gabriel Horodner wrote 1,048 Medicare Part D claims in 2024

In 2024, Dr. Horodner wrote 1,048 Medicare Part D claims for 198 patients. 65% of them were for generic drugs. CMS names the drug for 827 of them, across 31 drugs with 11 or more claims each, at $3,739,491 in total drug cost. In 2023, CMS named 730 claims across 25 drugs.

Part D claims, 20241,048
Drugs named by CMS31
Total drug cost$3.7M
Part D patients198

Dr. Horodner's Part D claims by kind of drug, 2024

  • Generic678 claims65%
  • Brand-name370 claims35%

Dr. Horodner's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Horodner's Part D claims, 2024

  • Opioids2%16 of 1,048 claims
  • Antibiotics2%20 of 1,048 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 7302024: 82713%

Drugs named by CMS: 31 in 2024, 25 in 2023.

See all prescribing by Dr. Horodner

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Andrew Gabriel Horodner offers telehealth to Medicare patients

Dr. Horodner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Horodner as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Andrew Gabriel Horodner has 3 publications on record

Dmand AI links 3 papers to Dr. Horodner in 2017. 2017 was the busiest year, with 2. Dr. Horodner's most frequent co-authors are Robert Howard Collins, MD, Tatjana Kolevska, MD and Sven De Vos, MD.

Papers3

Dr. Horodner's most frequent co-authors

Recent publications by Dr. Horodner

See all 3 publications and co-authors

See who Dr. Horodner researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Horodner works with, so you can find a warm path to the right hematologists and oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Andrew Gabriel Horodner has worked on 6 clinical trials

Dmand AI links Dr. Horodner to 6 clinical trials, 4 of them phase 2 studies. 2 are still active or recruiting. Conditions studied include Carcinoma, Non-Small-Cell Lung, Carcinoma, Bronchogenic and Acromesomelic dysplasia, Maroteaux type.

Clinical trials with Dr. Horodner by phase

  1. NonePhase 1: no trials
  2. 4Phase 2: 4 trials
  3. 2Phase 3: 2 trials
  4. NonePhase 4: no trials

Conditions in Dr. Horodner's trials

  • Carcinoma, Non-Small-Cell Lung
  • Carcinoma, Bronchogenic
  • Acromesomelic dysplasia, Maroteaux type
  • Lymphoma, Follicular
  • Stomach Neoplasms

Investigators on the most trials with Dr. Horodner

Recent clinical trials with Dr. Horodner

See all 6 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Andrew Gabriel Horodner received $3,820 in industry payments from 2016 to 2025

CMS Open Payments shows 121 general payments to Dr. Horodner from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. AstraZeneca Pharmaceuticals LP paid the most, $743.

General payments to Dr. Horodner by program year, 2016 to 2025

General payments to Dr. Horodner by kind, 2016 to 2025

$3.8Kin total
  • Food and beverage$3,67496%
  • Education$1464%

Companies that paid Dr. Horodner the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Horodner

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Andrew Gabriel Horodner has 1 award and honors on record

Dmand AI lists 1 award for Dr. Horodner, most recently CMS Stage 1 2012 in 2012.

Awards and honors for Dr. Horodner

  1. 2012
    • CMS Stage 1 2012

Source: Dmand AI Professional Profile Data

Dr. Andrew Gabriel Horodner graduated from College of Medicine - Tucson

Dr. Horodner graduated from College of Medicine - Tucson in 2001.

  1. Medical schoolCollege of Medicine - Tucson

Source: Dmand AI Professional Profile Data

Dr. Andrew Gabriel Horodner accepts plans from 14 insurance carriers

Dr. Horodner is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Horodner accepts, by number of carriers

  1. Medicare8
  2. PPO8
  3. HMO7
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Andrew Gabriel Horodner's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Andrew Gabriel Horodner

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Andrew Gabriel Horodner's NPI number?

Dr. Andrew Gabriel Horodner's NPI number is 1386849974. It was assigned on June 15, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Andrew Gabriel Horodner?

Dr. Andrew Gabriel Horodner is a hematologist and oncologist in Torrance, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Andrew Gabriel Horodner practice?

Dr. Horodner practices at 3285 Skypark Dr, Torrance, CA 90505. Dr. Horodner's primary practice is Torrance Memorial Physician Network in Torrance, California. Dmand AI also links Dr. Horodner to 1 group practice or clinic, 1 home health agency and 1 medical group.

What is Dr. Andrew Gabriel Horodner's office phone number?

The practice phone on file for Dr. Horodner is (310) 784-6300.

What is Dr. Andrew Gabriel Horodner's medical license number?

Dr. Horodner holds California license A81801.

Which hospitals is Dr. Andrew Gabriel Horodner affiliated with?

Dr. Horodner is affiliated with Torrance Memorial Medical Center.

What medical group is Dr. Andrew Gabriel Horodner part of?

Dr. Horodner is linked to Torrance Memorial Physician Network. Dmand AI links Dr. Horodner to 1 more medical group.

Does Dr. Andrew Gabriel Horodner accept Medicare?

Yes. CMS data shows Dr. Horodner billed Medicare for 22,921 services in 2024, and Dr. Horodner accepts Medicare assignment.

Does Dr. Andrew Gabriel Horodner offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Horodner as offering telehealth services.

How many Medicare patients does Dr. Andrew Gabriel Horodner see?

CMS counts 365 Medicare patients who saw Dr. Horodner in 2024, with an average age of 77.

Show 8 more questionsShow fewer questions

What services does Dr. Andrew Gabriel Horodner bill to Medicare?

In 2024, Dr. Horodner's most billed Medicare services were injected or infused drug (J1453), injected or infused drug (J1642) and injected or infused drug (J0897).

Where did Dr. Andrew Gabriel Horodner go to medical school?

Dr. Horodner graduated from College of Medicine - Tucson in 2001.

What drugs does Dr. Andrew Gabriel Horodner prescribe most?

In 2024 Medicare Part D data, Dr. Horodner's most prescribed drugs by claims were Anastrozole, Eliquis and Brukinsa.

Has Dr. Andrew Gabriel Horodner received payments from drug or device companies?

CMS Open Payments shows $3,820 in general payments to Dr. Horodner from 30 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Andrew Gabriel Horodner been practicing?

Dr. Horodner graduated from medical school in 2001, 25 years ago.

Does Dr. Andrew Gabriel Horodner do research?

Dmand AI links 3 publications to Dr. Horodner. Dr. Horodner has worked on 6 clinical trials.

Who does Dr. Andrew Gabriel Horodner publish with?

Dr. Horodner's most frequent co-authors are Robert Howard Collins, MD (2 shared papers), Tatjana Kolevska, MD (2 shared papers) and Sven De Vos, MD (1 shared paper).

What insurance does Dr. Andrew Gabriel Horodner accept?

Dr. Horodner is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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