Dr. Marc Dean New, MD

  • Newport Beach, CA
  • Gastroenterologist
NPI1831170612PAC ID1052329224
Medicare services, 2024
299
Medicare patients, 2024
242
Part D claims, 2024
87
Hospital affiliations
5
Industry payments
$3,354
Practice address
One Hoag Drive, Newport Beach, CA 92663
Practice phone
Call (949) 764-4624
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Hoag Hospital Newport Beach

Hospital · Newport Beach, California

See all 21 affiliations

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Dr. Marc Dean New is a gastroenterologist in Newport Beach, California

Dr. New practices at Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian.

Dr. New's NPI, 1831170612, was assigned on November 9, 2005. Dr. New graduated from Medical University of South Carolina College of Medicine in 1988. Dr. New holds Colorado license DR.0070209.

NPI and contact details
Medicare PAC ID
1052329224
NPI enumeration date
November 9, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(949) 764-4624
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
64
Medical school graduation
1988

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

Dr. Marc Dean New practices at 2 locations in Newport Beach, California

Dr. New's primary practice is Hoag Hospital Newport Beach, at One Hoag Drive, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 764-4624. Dr. New also practices at Hoag Hospital Newport Beach, 1 Hoag Dr, Newport Beach, CA 92663.

  • Hoag Hospital Newport BeachPrimary
    One Hoag Drive, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
  • Hoag Hospital Newport Beach
    1 Hoag Dr, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624

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

Dr. Marc Dean New is affiliated with 10 sites of care and 11 medical groups

Dr. New's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dr. New is also affiliated with Methodist University Hospital. The medical group on file is Prisma Health Medical Group. Dmand AI also links Dr. New to 3 more hospitals, 10 medical groups, 4 group practices and clinics and 1 ambulatory surgery center, each named with a free account.

See all 21 affiliations for Dr. New

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

Dmand AI tracks the EHR system at Dr. Marc Dean New's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. New practices, 10 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Hoag Hospital Newport BeachAvailable with a free account
+9 more sites and 10 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marc Dean New is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. New's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. New's licenses on file in 2 states: Colorado and South Carolina.

Specialties and state licenses

  • Gastroenterology, ColoradoPrimaryLicense DR.0070209 · taxonomy 207RG0100X
  • South Carolina licenseLicense 19975

Gastroenterologists near Dr. New

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. Marc Dean New billed Medicare for 299 services in 2024

CMS data shows 299 Medicare services from Dr. New across 12 procedure codes in 2024, for 242 Medicare patients. Medicare paid $35,626 for them.

Medicare services, 2024299
Medicare patients242
Paid by Medicare$35,626
Procedure codes12

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

  • 2023
  • 2024
Office and hospital visits
2023: 2532024: 13248%
Surgery
2023: 2162024: 12642%
Other services
2023: 02024: 41

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

  • In an office3211%
  • In a facility26789%

Dr. New compared with the California median for gastroenterologists, 2024

  • Dr. New
  • California median
Medicare services
299vs 58649% below
Medicare patients
242vs 30220% below
Part D claims
53vs 38086% below

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. New'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. New

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

Dr. Marc Dean New treated 242 Medicare patients in 2024, average age 73

CMS counts 242 Medicare patients who saw Dr. New in 2024. The largest group is 65 to 74, with 121 patients. 71% of them have high cholesterol, and 69% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.58, 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. New's median patient age at 66, with 51% women.

Medicare patients, 2024242
Average age73
Average risk score1.58
Also on Medicaid17%

Dr. New's Medicare patients by age, 2024

Dr. New's Medicare patients by sex, 2024

  • Women12752%
  • Men11548%

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

  1. High cholesterol71%
  2. High blood pressure69%
  3. Arthritis43%
  4. Ischemic heart disease31%
  5. Diabetes30%
  6. Chronic kidney disease29%
  7. Heart failure26%
  8. Mood disorders26%

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

Dr. New's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women51%
  • Men48%

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

Dr. Marc Dean New wrote 87 Medicare Part D claims in 2024

In 2024, Dr. New wrote 87 Medicare Part D claims for 68 patients. 71% of them were for generic drugs. CMS names the drug for 53 of them, across 3 drugs with 11 or more claims each, at $956 in total drug cost. In 2022, CMS named 44 claims across 2 drugs.

Part D claims, 202487
Drugs named by CMS3
Total drug cost$956
Part D patients68

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

  • Generic62 claims71%
  • Brand-name25 claims29%

Dr. New'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.

Part D claims for drugs CMS names, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 442024: 5320%

Drugs named by CMS: 3 in 2024, 2 in 2022.

See all prescribing by Dr. New

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. Marc Dean New ranks in the 76th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare

Dr. New accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 99 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. New, more than 76% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. New ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
76th percentile99 procedures
Colonoscopy
58th percentile39 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. Marc Dean New received $3,354 in industry payments from 2016 to 2025

CMS Open Payments shows 77 general payments to Dr. New from 21 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 64% of the total. Boston Scientific Corporation paid the most, $2,373.

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

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

$3.4Kin total
  • Travel and lodging$2,14564%
  • Food and beverage$1,16135%
  • Gifts$361%
  • Consulting fees$110%

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

Share is of all general payments to this clinician.

See all payments to Dr. New

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

Dr. Marc Dean New graduated from Medical University of South Carolina College of Medicine

Dr. New graduated from Medical University of South Carolina College of Medicine in 1988.

  1. Medical schoolMedical University of South Carolina College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Marc Dean New'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 Affiliation DataDmand AI Practice 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Marc Dean New

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. Marc Dean New's NPI number?

Dr. Marc Dean New's NPI number is 1831170612. It was assigned on November 9, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Marc Dean New?

Dr. Marc Dean New is a gastroenterologist in Newport Beach, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Marc Dean New practice?

Dr. New practices at One Hoag Drive, Newport Beach, CA 92663. Dr. New also practices at 1 Hoag Dr, Newport Beach, CA 92663. Dr. New's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dmand AI also links Dr. New to 3 hospitals, 10 medical groups, 4 group practices and clinics and 1 ambulatory surgery center.

What is Dr. Marc Dean New's office phone number?

The practice phone on file for Dr. New is (949) 764-4624.

What is Dr. Marc Dean New's medical license number?

Dr. New holds Colorado license DR.0070209, one of the licenses on file in 2 states.

Which states has Dr. Marc Dean New been licensed in?

Dmand AI has state licenses on file for Dr. New in Colorado and South Carolina.

Which hospitals is Dr. Marc Dean New affiliated with?

Dr. New practices at Hoag Hospital Newport Beach in Newport Beach, California. Dr. New is also affiliated with Methodist University Hospital. Dmand AI links Dr. New to 3 more hospitals.

What medical group is Dr. Marc Dean New part of?

Dr. New is linked to Prisma Health Medical Group. Dmand AI links Dr. New to 10 more medical groups.

Does Dr. Marc Dean New accept Medicare?

Yes. CMS data shows Dr. New billed Medicare for 299 services in 2024, and Dr. New accepts Medicare assignment.

How many Medicare patients does Dr. Marc Dean New see?

CMS counts 242 Medicare patients who saw Dr. New in 2024, with an average age of 73.

Show 5 more questionsShow fewer questions

What services does Dr. Marc Dean New bill to Medicare?

In 2024, Dr. New's most billed Medicare services were hospital inpatient care (99223), surgery: digestive system (43239) and surgery: digestive system (45385).

Where did Dr. Marc Dean New go to medical school?

Dr. New graduated from Medical University of South Carolina College of Medicine in 1988.

What drugs does Dr. Marc Dean New prescribe most?

In 2024 Medicare Part D data, Dr. New's most prescribed drugs by claims were Peg-3350 And Electrolytes, Gavilyte-G and Omeprazole.

Has Dr. Marc Dean New received payments from drug or device companies?

CMS Open Payments shows $3,354 in general payments to Dr. New from 21 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Marc Dean New been practicing?

Dr. New graduated from medical school in 1988, 38 years ago.

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