Dr. Andrew Stephen Korman, MD

  • New Brunswick, NJ
  • Gastroenterologist
NPI1780833343PAC ID9638488661
Medicare services, 2024
950
Medicare patients, 2024
458
Part D claims, 2024
1,179
Publications
13
Hospital affiliations
1
Practice address
254 Easton Ave, New Brunswick, NJ 08901
Practice phone
Call (732) 745-8600
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Saint Peter's University Hospital

Hospital · New Brunswick, New Jersey

See all 3 affiliations

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Dr. Andrew Stephen Korman is a gastroenterologist in New Brunswick, New Jersey

Dr. Korman practices at Saint Peter's University Hospital in New Brunswick, New Jersey, part of Atlantic Health System.

Dr. Korman's NPI, 1780833343, was assigned on September 18, 2008. Dr. Korman holds New Jersey license 25MA09923700.

NPI and contact details
Medicare PAC ID
9638488661
NPI enumeration date
September 18, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(732) 745-8600
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

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

Dr. Andrew Stephen Korman practices at Saint Peter's University Hospital in New Brunswick, New Jersey

Dr. Korman's primary practice is Saint Peter's University Hospital, at 254 Easton Ave, New Brunswick, NJ 08901 in Middlesex County. The practice phone is (732) 745-8600.

Source: Dmand AI Affiliation Data

Dr. Andrew Stephen Korman is affiliated with 1 site of care and 2 medical groups

Dr. Korman's primary practice is Saint Peter's University Hospital in New Brunswick, New Jersey, part of Atlantic Health System. The medical group on file is Saint Peter's University Hospital. Dmand AI also links Dr. Korman to 1 more medical group, named with a free account. Dr. Korman's employer is on file too: a hospital.

See all 3 affiliations for Dr. Korman

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Andrew Stephen Korman's practice

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

EHR by site
SiteEHR vendor and product
Saint Peter's University HospitalAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Atlantic Health System and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Andrew Stephen Korman is one of 691 gastroenterologists in New Jersey

Gastroenterology is Dr. Korman's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Korman is licensed in New Jersey.

Specialties and state licenses

  • Gastroenterology, New JerseyPrimaryLicense 25MA09923700 · taxonomy 207RG0100X

Gastroenterologists near Dr. Korman

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. Andrew Stephen Korman billed Medicare for 950 services in 2024

CMS data shows 950 Medicare services from Dr. Korman across 15 procedure codes in 2024, for 458 Medicare patients. Medicare paid $104,948 for them.

Medicare services, 2024950
Medicare patients458
Paid by Medicare$104,948
Procedure codes15

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

  • 2023
  • 2024
Office and hospital visits
2023: 5892024: 6022%
Surgery
2023: 2812024: 32716%
Imaging
2023: 232024: 219%

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

  • In an office20722%
  • In a facility74378%

Dr. Korman compared with the New Jersey median for gastroenterologists, 2024

  • Dr. Korman
  • New Jersey median
Medicare services
950vs 68539% above
Medicare patients
458vs 37522% above
Part D claims
1,037vs 61170% above

Medians across 674 gastroenterologists in New Jersey with Dmand AI profiles that report each measure.

Dr. Korman'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. Korman

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

Dr. Andrew Stephen Korman treated 458 Medicare patients in 2024, average age 73

CMS counts 458 Medicare patients who saw Dr. Korman in 2024. The largest group is 65 to 74, with 174 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.94, 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. Korman's median patient age at 61, with 58% women.

Medicare patients, 2024458
Average age73
Average risk score1.94
Also on Medicaid22%

Dr. Korman's Medicare patients by age, 2024

Dr. Korman's Medicare patients by sex, 2024

  • Women28763%
  • Men17137%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis46%
  4. Diabetes45%
  5. Ischemic heart disease35%
  6. Mood disorders31%
  7. Anxiety30%
  8. Chronic kidney disease30%

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

Dr. Korman'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

  • Women58%
  • Men40%

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

Dr. Andrew Stephen Korman wrote 1,179 Medicare Part D claims in 2024

In 2024, Dr. Korman wrote 1,179 Medicare Part D claims for 373 patients. 79% of them were for generic drugs. CMS names the drug for 1,037 of them, across 23 drugs with 11 or more claims each, at $214,412 in total drug cost. In 2023, CMS named 856 claims across 20 drugs.

Part D claims, 20241,179
Drugs named by CMS23
Total drug cost$214,412
Part D patients373

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

  • Generic931 claims79%
  • Brand-name and other248 claims21%

Dr. Korman'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. Korman's Part D claims, 2024

  • Antibiotics6%71 of 1,179 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: 8562024: 1,03721%

Drugs named by CMS: 23 in 2024, 20 in 2023.

See all prescribing by Dr. Korman

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 Stephen Korman ranks in the 84th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare

Dr. Korman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Korman as offering telehealth. CMS counts 143 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Korman, more than 84% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Korman ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
84th percentile143 procedures
Colonoscopy
80th percentile103 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Andrew Stephen Korman has 13 publications on record

Dmand AI links 13 papers to Dr. Korman, published from 2017 to 2023. 2017 was the busiest year, with 3. The most frequent topics are Gastrointestinal Hemorrhage, Genetic Testing and Prostatic Neoplasms. Dr. Korman has published most often in Cureus. Dr. Korman's most frequent co-authors are Savitha Balaraman, MD, Siddharth Ramanathan and Arkady Broder, MD.

Papers13
Years published2017 to 2023

Dr. Korman's papers by year, 2017 to 2023

Topics Dr. Korman writes about most

  • Gastrointestinal Hemorrhage
  • Genetic Testing
  • Prostatic Neoplasms

Dr. Korman's most frequent co-authors

Recent publications by Dr. Korman

See all 13 publications and co-authors

See who Dr. Korman researches with

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

How network discovery works

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

Dr. Andrew Stephen Korman received $5,574 in industry payments from 2016 to 2025

CMS Open Payments shows 196 general payments to Dr. Korman from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 82% of the total. Boston Scientific Corporation paid the most, $2,038.

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

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

$5.6Kin total
  • Food and beverage$4,58282%
  • Travel and lodging$4618%
  • Speaker and faculty fees$4007%
  • Education$1312%

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

Share is of all general payments to this clinician.

See all payments to Dr. Korman

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

Sources for Dr. Andrew Stephen Korman'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)Doctors and Clinicians Utilization Data (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)
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 Stephen Korman

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 Stephen Korman's NPI number?

Dr. Andrew Stephen Korman's NPI number is 1780833343. It was assigned on September 18, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Andrew Stephen Korman?

Dr. Andrew Stephen Korman is a gastroenterologist in New Brunswick, New Jersey. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Andrew Stephen Korman practice?

Dr. Korman practices at 254 Easton Ave, New Brunswick, NJ 08901. Dr. Korman's primary practice is Saint Peter's University Hospital in New Brunswick, New Jersey, part of Atlantic Health System. Dmand AI also links Dr. Korman to 1 medical group.

What is Dr. Andrew Stephen Korman's office phone number?

The practice phone on file for Dr. Korman is (732) 745-8600.

What is Dr. Andrew Stephen Korman's medical license number?

Dr. Korman holds New Jersey license 25MA09923700.

Which hospitals is Dr. Andrew Stephen Korman affiliated with?

Dr. Korman practices at Saint Peter's University Hospital in New Brunswick, New Jersey.

What medical group is Dr. Andrew Stephen Korman part of?

Dr. Korman is linked to Saint Peter's University Hospital. Dmand AI links Dr. Korman to 1 more medical group.

Does Dr. Andrew Stephen Korman accept Medicare?

Yes. CMS data shows Dr. Korman billed Medicare for 950 services in 2024, and Dr. Korman accepts Medicare assignment.

Does Dr. Andrew Stephen Korman offer telehealth?

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

How many Medicare patients does Dr. Andrew Stephen Korman see?

CMS counts 458 Medicare patients who saw Dr. Korman in 2024, with an average age of 73.

Show 6 more questionsShow fewer questions

What services does Dr. Andrew Stephen Korman bill to Medicare?

In 2024, Dr. Korman's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99233) and surgery: digestive system (43239).

What drugs does Dr. Andrew Stephen Korman prescribe most?

In 2024 Medicare Part D data, Dr. Korman's most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.

Has Dr. Andrew Stephen Korman received payments from drug or device companies?

CMS Open Payments shows $5,574 in general payments to Dr. Korman from 25 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Andrew Stephen Korman been practicing?

Dr. Korman graduated from medical school in 2008, 18 years ago.

Does Dr. Andrew Stephen Korman do research?

Dmand AI links 13 publications to Dr. Korman, published from 2017 to 2023.

Who does Dr. Andrew Stephen Korman publish with?

Dr. Korman's most frequent co-authors are Savitha Balaraman, MD (3 shared papers), Siddharth Ramanathan (3 shared papers) and Arkady Broder, MD (2 shared papers).

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