Dr. Leonard A. Farber, MD

  • Salem, NJ
  • Radiation oncologist
NPI1639185838
Medicare services, 2020
310
Part D claims, 2020
12
Publications
9
Industry payments
$123,610
Affiliated sites
1
Practice address
310 Salem Woodstown Rd, Salem, NJ 08079
Practice phone
Call (856) 935-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Inspira Medical Centers - Mannington

Salem, New Jersey

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Dr. Leonard A. Farber is a radiation oncologist in Salem, New Jersey

Dr. Farber practices at Inspira Medical Centers - Mannington in Salem, New Jersey.

Dr. Farber's NPI, 1639185838, was assigned on July 31, 2006. Dr. Farber graduated from Icahn School Of Medicine At Mount Sinai in 1994. Dr. Farber's California license number on file is C153081.

NPI and contact details
NPI enumeration date
July 31, 2006
NPI status
Active
Practice phone
(856) 935-1000
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1994

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

Dr. Leonard A. Farber practices at Inspira Medical Centers - Mannington in Salem, New Jersey

Dr. Farber's primary practice is Inspira Medical Centers - Mannington, at 310 Salem Woodstown Rd, Salem, NJ 08079 in Salem County. The practice phone is (856) 935-1000.

  • Inspira Medical Centers - Mannington
    310 Salem Woodstown Rd, Salem, NJ 08079 · Salem CountyPhone(856) 935-1000

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

Dr. Leonard A. Farber is affiliated with 2 sites of care and 1 medical group

Dr. Farber's primary practice is Inspira Medical Centers - Mannington in Salem, New Jersey. The medical group on file is City of Hope. Dmand AI also links Dr. Farber to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Farber

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

Dmand AI tracks the EHR system at Dr. Leonard A. Farber's practice

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

EHR by site
SiteEHR vendor and product
Inspira Medical Centers - ManningtonAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Leonard A. Farber is one of 145 radiation oncologists in New Jersey

Radiation oncology is Dr. Farber's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Farber is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Farber's licenses on file in 7 states: California, New York, Louisiana, Michigan, New Jersey, Pennsylvania and Connecticut.

Specialties and state licenses

  • Radiation oncology, CaliforniaPrimaryLicense C153081 · 2017 to 2025 · taxonomy 2085R0001X
  • New York licenseLicense 210306 · 1998 to 2025
  • Louisiana license2021 to 2023
  • Michigan license2020 to 2023
  • New Jersey license2010 to 2019
  • Pennsylvania license1996 to 2016
  • Connecticut license2009 to 2013

Radiation oncologists near Dr. Farber

Counts of radiation 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. Leonard A. Farber billed Medicare for 310 services in 2020

CMS data shows 310 Medicare services from Dr. Farber across 4 procedure codes in 2020. Medicare paid $33,178 for them. Every service was in an office.

Medicare services, 2020310
Paid by Medicare$33,178
Procedure codes4

Dr. Farber's Medicare services by type, 2019 to 2020

  • 2019
  • 2020
Imaging
2019: 122020: 2972375%
Office and hospital visits
2019: 192020: 1332%

Dr. Farber compared with the New Jersey median for radiation oncologists, 2020

  • Dr. Farber
  • New Jersey median
Medicare services
310vs 1,81383% below
Part D claims
12vs 4674% below

Medians across 135 radiation oncologists in New Jersey with Dmand AI profiles that report each measure.

Dr. Farber's most billed Medicare procedure codes, 2020

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

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Need commercial claims for Dr. Farber?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Farber and other radiation oncologists in New Jersey.

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

Dr. Leonard A. Farber's patients have a median age of 40

Across all payers, Dmand AI patient panel data puts Dr. Farber's median patient age at 40, with 0% women.

Dr. Farber's patients across all payers

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

Patient panel by age, all payers

Median age 40

Patient panel by sex, all payers

  • Women0%
  • Men100%

Source: Dmand AI Patient Panel Data

Dr. Leonard A. Farber wrote 12 Medicare Part D claims in 2020

In 2020, Dr. Farber wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $76 in total drug cost. In 2019, CMS named 27 claims across 2 drugs.

Part D claims, 202012
Drugs named by CMS1
Total drug cost$76

Dr. Farber's most prescribed drugs by claims, 2020

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

Part D claims for drugs CMS names, 2019 to 2020

  • 2019
  • 2020
Claims for drugs CMS names
2019: 272020: 1256%

Drugs named by CMS: 1 in 2020, 2 in 2019.

See all prescribing by Dr. Farber

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

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Dr. Leonard A. Farber has 9 publications on record

Dmand AI links 9 papers to Dr. Farber. The most frequent topics are Angioplasty, Balloon, Coronary, Coronary Disease and Diagnosis, Differential. Dr. Farber has published most often in Cardiovasc Radiat Med. Dr. Farber's most frequent co-authors are David I. Rosenthal, MD, Andrew David Berke, MD and James E. Ruffer, MD.

Papers9

Topics Dr. Farber writes about most

  • Angioplasty, Balloon, Coronary
  • Coronary Disease
  • Diagnosis, Differential
  • Fluorodeoxyglucose F18
  • Head and Neck Neoplasms
  • Radiopharmaceuticals
  • Tomography, Emission-Computed

Dr. Farber's most frequent co-authors

Recent publications by Dr. Farber

See all 9 publications and co-authors

See who Dr. Farber researches with

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

How network discovery works

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

Dr. Leonard A. Farber received $123,610 in industry payments from 2016 to 2025

CMS Open Payments shows 160 general payments to Dr. Farber from 18 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 73% of the total. INSYS Therapeutics Inc paid the most, $120,351.

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

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

$123.6Kin total
  • Speaker and faculty fees$89,61973%
  • Travel and lodging$14,93512%
  • Consulting fees$14,26912%
  • Food and beverage$4,7884%

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

Share is of all general payments to this clinician.

See all payments to Dr. Farber

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

Dr. Leonard A. Farber has 5 awards and honors on record

Dmand AI lists 5 awards for Dr. Farber, most recently Best Doctors in 2012.

Awards and honors for Dr. Farber

  1. 2012
    • Best Doctors
    • Super Doc
  2. 2011
    • America’s Top Oncologists Award in Radiation Oncology
  3. 1998
    • Award in Recognition of Outstanding Research In Cardiovascular Radiation Therapy,
  4. Undated
    • America’s Top Physicians Award in Radiation Oncology

Source: Dmand AI Professional Profile Data

Dr. Leonard A. Farber graduated from Icahn School Of Medicine At Mount Sinai

Dr. Farber graduated from Icahn School Of Medicine At Mount Sinai in 1994.

  1. Medical schoolIcahn School Of Medicine At Mount Sinai
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Leonard A. Farber accepts plans from 4 insurance carriers

Dr. Farber is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and MVP Health Care. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • MVP Health Care
  • Regence Health Plans

Plan types Dr. Farber accepts, by number of carriers

  1. PPO4
  2. Medicare3
  3. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Leonard A. Farber'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 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 Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Leonard A. Farber

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. Leonard A. Farber's NPI number?

Dr. Leonard A. Farber's NPI number is 1639185838. It was assigned on July 31, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Leonard A. Farber?

Dr. Leonard A. Farber is a radiation oncologist in Salem, New Jersey. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Leonard A. Farber practice?

Dr. Farber practices at 310 Salem Woodstown Rd, Salem, NJ 08079. Dr. Farber's primary practice is Inspira Medical Centers - Mannington in Salem, New Jersey. Dmand AI also links Dr. Farber to 1 group practice or clinic.

What is Dr. Leonard A. Farber's office phone number?

The practice phone on file for Dr. Farber is (856) 935-1000.

What is Dr. Leonard A. Farber's medical license number?

Dr. Farber's California license number on file is C153081, one of the licenses on file in 7 states.

Which states has Dr. Leonard A. Farber been licensed in?

Dmand AI has state licenses on file for Dr. Farber in California (2017 to 2025), New York (1998 to 2025), Louisiana (2021 to 2023), Michigan (2020 to 2023), New Jersey (2010 to 2019), Pennsylvania (1996 to 2016) and Connecticut (2009 to 2013).

What medical group is Dr. Leonard A. Farber part of?

Dr. Farber is linked to City of Hope.

Does Dr. Leonard A. Farber accept Medicare?

Yes. CMS data shows Dr. Farber billed Medicare for 310 services in 2020.

Is Dr. Leonard A. Farber board certified?

Yes. Dr. Farber is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Leonard A. Farber bill to Medicare?

In 2020, Dr. Farber's most billed Medicare services were radiation oncology (77014), radiation oncology (77300) and radiation oncology (77427).

Show 7 more questionsShow fewer questions

Where did Dr. Leonard A. Farber go to medical school?

Dr. Farber graduated from Icahn School Of Medicine At Mount Sinai in 1994.

What drugs does Dr. Leonard A. Farber prescribe most?

In 2020 Medicare Part D data, Dr. Farber's most prescribed drugs by claims were Tamsulosin HCl.

Has Dr. Leonard A. Farber received payments from drug or device companies?

CMS Open Payments shows $123,610 in general payments to Dr. Farber from 18 companies from 2016 to 2025. The largest total came from INSYS Therapeutics Inc.

How long has Dr. Leonard A. Farber been practicing?

Dr. Farber graduated from medical school in 1994, 32 years ago.

Does Dr. Leonard A. Farber do research?

Dmand AI links 9 publications to Dr. Farber.

Who does Dr. Leonard A. Farber publish with?

Dr. Farber's most frequent co-authors are David I. Rosenthal, MD (2 shared papers), Andrew David Berke, MD (1 shared paper) and James E. Ruffer, MD (1 shared paper).

What insurance does Dr. Leonard A. Farber accept?

Dr. Farber is in network with 4 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and MVP Health Care. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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