Dr. Gregory Lariviere Judson, MD

  • Portland, ME
  • Cardiologist
NPI1396182721PAC ID5395038889
Medicare services, 2024
1,238
Medicare patients, 2024
849
Part D claims, 2024
656
MIPS score, 2024
98
Hospital affiliations
6
Practice address
22 Bramhall St, Portland, ME 04102
Practice phone
Call (207) 662-0111
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

MaineHealth Maine Medical Center

Hospital · Portland, Maine

See all 9 affiliations

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Dr. Gregory Lariviere Judson is a cardiologist in Portland, Maine

Dr. Judson practices at MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth.

Dr. Judson's NPI, 1396182721, was assigned on May 24, 2013. Dr. Judson holds Maine license MD25861.

NPI and contact details
Medicare PAC ID
5395038889
NPI enumeration date
May 24, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(207) 662-0111
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

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

Dr. Gregory Lariviere Judson practices at MaineHealth Maine Medical Center in Portland, Maine

Dr. Judson's primary practice is MaineHealth Maine Medical Center, at 22 Bramhall St, Portland, ME 04102 in Cumberland County. The practice phone is (207) 662-0111.

Source: Dmand AI Affiliation Data

Dr. Gregory Lariviere Judson is affiliated with 6 sites of care and 3 medical groups

Dr. Judson's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. Dr. Judson is also affiliated with Northern Light Mercy Hospital. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Judson to 4 more hospitals and 2 medical groups, each named with a free account.

See all 9 affiliations for Dr. Judson

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

Dmand AI tracks the EHR system at Dr. Gregory Lariviere Judson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Judson practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
MaineHealth Maine Medical CenterAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory Lariviere Judson is one of 153 cardiologists in Maine

Cardiovascular disease is Dr. Judson's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Judson's licenses on file in 2 states: Maine and New Hampshire.

Specialties and state licenses

  • Cardiovascular disease, MainePrimaryLicense MD25861 · taxonomy 207RC0000X
  • New Hampshire licenseLicense 22835

Cardiologists near Dr. Judson

Counts of cardiologists 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. Gregory Lariviere Judson billed Medicare for 1,238 services in 2024

CMS data shows 1,238 Medicare services from Dr. Judson across 12 procedure codes in 2024, for 849 Medicare patients. Medicare paid $62,178 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20241,238
Medicare patients849
Paid by Medicare$62,178
Procedure codes12

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

  • 2023
  • 2024
Tests and treatments
2023: 1,2612024: 1,11611%
Office and hospital visits
2023: 482024: 9088%
Surgery
2023: 02024: 32

Dr. Judson compared with the Maine median for cardiologists, 2024

  • Dr. Judson
  • Maine median
Medicare services
1,238vs 1,1319% above
Medicare patients
849vs 76411% above
Part D claims
562vs 6006% below

Medians across 154 cardiologists in Maine with Dmand AI profiles that report each measure.

Dr. Judson'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. Judson

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

Dr. Gregory Lariviere Judson treated 849 Medicare patients in 2024, average age 75

CMS counts 849 Medicare patients who saw Dr. Judson in 2024. The largest group is 75 to 84, with 291 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.03, 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. Judson's median patient age at 72, with 47% women.

Medicare patients, 2024849
Average age75
Average risk score2.03
Also on Medicaid30%

Dr. Judson's Medicare patients by age, 2024

Dr. Judson's Medicare patients by sex, 2024

  • Women40347%
  • Men44653%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease56%
  4. Arthritis49%
  5. Heart failure49%
  6. Atrial fibrillation44%
  7. Chronic kidney disease43%
  8. Mood disorders38%

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

Dr. Judson'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

  • Women47%
  • Men52%

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

Dr. Gregory Lariviere Judson wrote 656 Medicare Part D claims in 2024

In 2024, Dr. Judson wrote 656 Medicare Part D claims for 101 patients. 87% of them were for generic drugs. CMS names the drug for 562 of them, across 15 drugs with 11 or more claims each, at $52,674 in total drug cost. In 2023, CMS named 289 claims across 10 drugs.

Part D claims, 2024656
Drugs named by CMS15
Total drug cost$52,674
Part D patients101

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

  • Generic570 claims87%
  • Brand-name86 claims13%

Dr. Judson'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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2892024: 56294%

Drugs named by CMS: 15 in 2024, 10 in 2023.

See all prescribing by Dr. Judson

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. Gregory Lariviere Judson scored 98 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Judson for performance year 2024, reported through an alternative payment model (APM). Dr. Judson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 28 procedures of coronary angioplasty and stenting by Dr. Judson, more than 63% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Judson's MIPS scores, performance year 2024

  • 98of 100Final score
  • 83.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Judson ranks in Medicare procedure volume

Coronary angioplasty and stenting
63rd percentile28 procedures

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

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gregory Lariviere Judson received $2,711 in industry payments from 2017 to 2025

CMS Open Payments shows 44 general payments to Dr. Judson from 5 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 76% of the total. Edwards Lifesciences Corporation paid the most, $1,537.

General payments to Dr. Judson by program year, 2017 to 2025

General payments to Dr. Judson by kind, 2017 to 2025

$2.7Kin total
  • Food and beverage$2,05976%
  • Travel and lodging$65224%

Companies that paid Dr. Judson the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Judson

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

Sources for Dr. Gregory Lariviere Judson'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)Clinician Public Reporting: Overall MIPS Performance (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)
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. Gregory Lariviere Judson

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. Gregory Lariviere Judson's NPI number?

Dr. Gregory Lariviere Judson's NPI number is 1396182721. It was assigned on May 24, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory Lariviere Judson?

Dr. Gregory Lariviere Judson is a cardiologist in Portland, Maine. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Gregory Lariviere Judson practice?

Dr. Judson practices at 22 Bramhall St, Portland, ME 04102. Dr. Judson's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. Dmand AI also links Dr. Judson to 4 hospitals and 2 medical groups.

What is Dr. Gregory Lariviere Judson's office phone number?

The practice phone on file for Dr. Judson is (207) 662-0111.

What is Dr. Gregory Lariviere Judson's medical license number?

Dr. Judson holds Maine license MD25861, one of the licenses on file in 2 states.

Which states has Dr. Gregory Lariviere Judson been licensed in?

Dmand AI has state licenses on file for Dr. Judson in Maine and New Hampshire.

Which hospitals is Dr. Gregory Lariviere Judson affiliated with?

Dr. Judson practices at MaineHealth Maine Medical Center in Portland, Maine. Dr. Judson is also affiliated with Northern Light Mercy Hospital. Dmand AI links Dr. Judson to 4 more hospitals.

What medical group is Dr. Gregory Lariviere Judson part of?

Dr. Judson is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Judson to 2 more medical groups.

Does Dr. Gregory Lariviere Judson accept Medicare?

Yes. CMS data shows Dr. Judson billed Medicare for 1,238 services in 2024, and Dr. Judson accepts Medicare assignment.

What is Dr. Gregory Lariviere Judson's MIPS score?

Dr. Judson's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).

Show 5 more questionsShow fewer questions

How many Medicare patients does Dr. Gregory Lariviere Judson see?

CMS counts 849 Medicare patients who saw Dr. Judson in 2024, with an average age of 75.

What services does Dr. Gregory Lariviere Judson bill to Medicare?

In 2024, Dr. Judson's most billed Medicare services were heart test or procedure (93010), special service (99152) and heart test or procedure (92978).

What drugs does Dr. Gregory Lariviere Judson prescribe most?

In 2024 Medicare Part D data, Dr. Judson's most prescribed drugs by claims were Metoprolol Succinate, Ezetimibe and Atorvastatin Calcium.

Has Dr. Gregory Lariviere Judson received payments from drug or device companies?

CMS Open Payments shows $2,711 in general payments to Dr. Judson from 5 companies from 2017 to 2025. The largest total came from Edwards Lifesciences Corporation.

How long has Dr. Gregory Lariviere Judson been practicing?

Dr. Judson graduated from medical school in 2013, 13 years ago.

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