Angiogenesis InhibitorsBenzenesulfonatesCarcinoma, Hepatocellular
Dr. Arthur M. Magun, MD
NPI1790865012PAC ID7012901986
- Medicare services, 2022
- 255
- Part D claims, 2024
- 814
- Publications
- 6
- Industry payments
- $1,182
- Affiliated sites
- 1
- Practice address
- 622 W 168th St, New York, NY 10032
- Practice phone
- Call (212) 305-4920
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Columbia University Irving Medical Center
New York, New York
Find Dr. Magun's professional email, personal email and mobile number
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Dr. Arthur M. Magun is a gastroenterologist in New York, New York
Dr. Magun practices at Columbia University Irving Medical Center in New York, New York.
Dr. Magun's NPI, 1790865012, was assigned on October 17, 2006. Dr. Magun graduated from Icahn School Of Medicine At Mount Sinai in 1977. Dr. Magun's New York license number on file is 138728.
NPI and contact details
- NPI
- 1790865012NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012901986
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 305-4920
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Arthur M. Magun practices at Columbia University Irving Medical Center in New York, New York
Dr. Magun's primary practice is Columbia University Irving Medical Center, at 622 W 168th St, New York, NY 10032 in New York County. The practice phone is (212) 305-4920.
- Columbia University Irving Medical Center622 W 168th St, New York, NY 10032 · New York CountyPhone(212) 305-4920
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Arthur M. Magun is affiliated with 2 sites of care and 1 medical group
Dr. Magun's primary practice is Columbia University Irving Medical Center in New York, New York. The medical group on file is ColumbiaDoctors. Dmand AI also links Dr. Magun to 1 more group practice or clinic, named with a free account.
Columbia University Irving Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Arthur M. Magun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Magun practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Columbia University Irving Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Arthur M. Magun is one of 1,583 gastroenterologists in New York
Gastroenterology is Dr. Magun's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Magun is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Magun has a license on file in New York.
Specialties and state licenses
- Gastroenterology, New YorkPrimary
Clinical focus
Dmand AI lists cirrhosis, colonoscopy and upper GI endoscopy among the conditions Dr. Magun treats.
Gastroenterologists near Dr. Magun
Counts of gastroenterologists 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. Arthur M. Magun billed Medicare for 255 services in 2022
CMS data shows 255 Medicare services from Dr. Magun across 7 procedure codes in 2022. Medicare paid $28,395 for them.
Medicare services, 2022255
Paid by Medicare$28,395
Procedure codes7
Dr. Magun's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 3282022: 16948%
- Surgery
- 2021: 1002022: 7426%
- Other services
- 2021: 152022: 1220%
Where Dr. Magun's Medicare services took place, 2022
- In an office18171%
- In a facility7429%
Dr. Magun compared with the New York median for gastroenterologists, 2022
- Dr. Magun
- New York median
- Medicare services
- 255vs 42139% below
- Part D claims
- 573vs 38250% above
Medians across 1,551 gastroenterologists in New York with Dmand AI profiles that report each measure.
Dr. Magun's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Magun?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Magun and other gastroenterologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Arthur M. Magun's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Magun's median patient age at 61, with 46% women.
Dr. Magun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women46%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Arthur M. Magun wrote 814 Medicare Part D claims in 2024
In 2024, Dr. Magun wrote 814 Medicare Part D claims for 154 patients. 85% of them were for generic drugs. CMS names the drug for 573 of them, across 18 drugs with 11 or more claims each, at $34,873 in total drug cost. In 2023, CMS named 587 claims across 21 drugs.
Part D claims, 2024814
Drugs named by CMS18
Total drug cost$34,873
Part D patients154
Dr. Magun's Part D claims by kind of drug, 2024
- Generic694 claims85%
- Brand-name and other120 claims15%
Dr. Magun'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. Magun's Part D claims, 2024
- Antibiotics2%19 of 814 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: 5872024: 5732%
Drugs named by CMS: 18 in 2024, 21 in 2023.
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
How Dr. Arthur M. Magun takes part in Medicare
Dr. Magun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Arthur M. Magun has 6 publications on record
Dmand AI links 6 papers to Dr. Magun. The most frequent topics are Intestinal Mucosa. Dr. Magun's most frequent co-authors are Mitchell F. Brin, MD, Robert Stephen Brown, MD and Reuben John Garcia-Carrasquillo, MD.
Papers6
Topics Dr. Magun writes about most
- Intestinal Mucosa
Dr. Magun's most frequent co-authors
- Mitchell F. Brin, MD1 shared paper
- Robert Stephen Brown, MD1 shared paper
- Reuben John Garcia-Carrasquillo, MD1 shared paper
Recent publications by Dr. Magun
{'sup': '+', '#text': 'TCF1 expression marks self-renewing human CD8 T cells.'} (opens in a new tab)
Blood Adv
CD8-Positive T-LymphocytesGene Expression RegulationHepatocyte Nuclear Factor 1-alpha
Electrophoresis, Polyacrylamide GelEpitheliumIntestinal Mucosa
Hepatogastroenterology
HepacivirusHepatitis C, ChronicInterferon-alpha
See who Dr. Magun researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Magun works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Arthur M. Magun received $1,182 in industry payments from 2016 to 2025
CMS Open Payments shows 55 general payments to Dr. Magun from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $203.
General payments to Dr. Magun by program year, 2016 to 2025
Companies that paid Dr. Magun the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Arthur M. Magun has 5 awards and honors on record
Dmand AI lists 5 awards for Dr. Magun, most recently America's Top Doctors in 2022.
Awards and honors for Dr. Magun
- 2022
- America's Top Doctors
- 2014
- New York Magazine: Top Doctors
- Top Doctors: New York Metro Area
- Undated
- Checkbook Top Doc
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Arthur M. Magun graduated from Icahn School Of Medicine At Mount Sinai
Dr. Magun graduated from Icahn School Of Medicine At Mount Sinai in 1977.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Arthur M. Magun accepts plans from 8 insurance carriers
Dr. Magun is in network with 8 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- Cigna
- Elevance
- HCSC
- MVP Health Care
Plan types Dr. Magun accepts, by number of carriers
- PPO8
- Medicare5
- POS4
- EPO3
- HMO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Arthur M. Magun's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Arthur M. Magun
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. Arthur M. Magun's NPI number?
Dr. Arthur M. Magun's NPI number is 1790865012. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Arthur M. Magun?
Dr. Arthur M. Magun is a gastroenterologist in New York, New York. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Arthur M. Magun practice?
Dr. Magun practices at 622 W 168th St, New York, NY 10032. Dr. Magun's primary practice is Columbia University Irving Medical Center in New York, New York. Dmand AI also links Dr. Magun to 1 group practice or clinic.
What is Dr. Arthur M. Magun's office phone number?
The practice phone on file for Dr. Magun is (212) 305-4920.
What is Dr. Arthur M. Magun's medical license number?
Dr. Magun's New York license number on file is 138728.
What medical group is Dr. Arthur M. Magun part of?
Dr. Magun is linked to ColumbiaDoctors.
Does Dr. Arthur M. Magun accept Medicare?
Yes. CMS data shows Dr. Magun billed Medicare for 255 services in 2022, and Dr. Magun accepts Medicare assignment.
Is Dr. Arthur M. Magun board certified?
Yes. Dr. Magun is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Arthur M. Magun bill to Medicare?
In 2022, Dr. Magun's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: digestive system (45380).
Where did Dr. Arthur M. Magun go to medical school?
Dr. Magun graduated from Icahn School Of Medicine At Mount Sinai in 1977.
Show 6 more questionsShow fewer questions
What drugs does Dr. Arthur M. Magun prescribe most?
In 2024 Medicare Part D data, Dr. Magun's most prescribed drugs by claims were Famotidine, Dicyclomine HCl and Omeprazole.
Has Dr. Arthur M. Magun received payments from drug or device companies?
CMS Open Payments shows $1,182 in general payments to Dr. Magun from 16 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Arthur M. Magun been practicing?
Dr. Magun graduated from medical school in 1977, 49 years ago.
Does Dr. Arthur M. Magun do research?
Dmand AI links 6 publications to Dr. Magun.
Who does Dr. Arthur M. Magun publish with?
Dr. Magun's most frequent co-authors are Mitchell F. Brin, MD (1 shared paper), Robert Stephen Brown, MD (1 shared paper) and Reuben John Garcia-Carrasquillo, MD (1 shared paper).
What insurance does Dr. Arthur M. Magun accept?
Dr. Magun is in network with 8 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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