Dr. John Michael Fallon II, MD

  • Portland, ME
  • General surgeon
NPI1386962546PAC ID1759687817
Medicare services, 2024
77
Medicare patients, 2024
71
Part D claims, 2024
117
Publications
9
MIPS score, 2024
98
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 12 affiliations

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Dr. John Michael Fallon II is a general surgeon in Portland, Maine

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

Dr. Fallon's NPI, 1386962546, was assigned on May 12, 2010. Dr. Fallon graduated from University of Massachusetts Medical School in 2010. Dr. Fallon holds Maine license 23984.

NPI and contact details
Medicare PAC ID
1759687817
NPI enumeration date
May 12, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(207) 662-0111
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
42
Medical school graduation
2010

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

Dr. John Michael Fallon II practices at MaineHealth Maine Medical Center in Portland, Maine

Dr. Fallon'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. John Michael Fallon II is affiliated with 9 sites of care and 3 medical groups

Dr. Fallon's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. Dr. Fallon is also affiliated with MaineGeneral Medical Center. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Fallon to 3 more hospitals, 3 group practices and clinics, 2 medical groups and 1 home health agency, each named with a free account.

See all 12 affiliations for Dr. Fallon

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

Dmand AI tracks the EHR system at Dr. John Michael Fallon II's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fallon practices, 9 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
+8 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. John Michael Fallon II is one of 191 general surgeons in Maine

Surgery is Dr. Fallon's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Fallon is licensed in Maine.

Specialties and state licenses

  • Surgery, MainePrimaryLicense 23984 · taxonomy 208600000X

General surgeons near Dr. Fallon

Counts of general surgeons 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. John Michael Fallon II billed Medicare for 77 services in 2024

CMS data shows 77 Medicare services from Dr. Fallon across 4 procedure codes in 2024, for 71 Medicare patients. Medicare paid $35,388 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202477
Medicare patients71
Paid by Medicare$35,388
Procedure codes4

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

  • 2023
  • 2024
Surgery
2023: 622024: 5216%
Office and hospital visits
2023: 252024: 25No change

Dr. Fallon compared with the Maine median for general surgeons, 2024

  • Dr. Fallon
  • Maine median
Medicare services
77vs 78Close to median
Medicare patients
71vs 8920% below
Part D claims
110vs 274.1 times

Medians across 191 general surgeons in Maine with Dmand AI profiles that report each measure.

Dr. Fallon'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. Fallon

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

Dr. John Michael Fallon II treated 71 Medicare patients in 2024, average age 76

CMS counts 71 Medicare patients who saw Dr. Fallon in 2024. The largest group is 75 to 84, with 33 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Fallon's median patient age at 72, with 27% women.

Medicare patients, 202471
Average age76
Average risk score1.21
Also on Medicaid17%

Dr. Fallon's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Fallon's Medicare patients by sex, 2024

  • Women1927%
  • Men5273%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease75%
  4. Heart failure59%
  5. Atrial fibrillation48%
  6. Chronic kidney disease46%
  7. Arthritis44%
  8. Diabetes38%

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

Dr. Fallon'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

  • Women27%
  • Men73%

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

Dr. John Michael Fallon II wrote 117 Medicare Part D claims in 2024

In 2024, Dr. Fallon wrote 117 Medicare Part D claims for 44 patients. 100% of them were for generic drugs. CMS names the drug for 110 of them, across 3 drugs with 11 or more claims each, at $392 in total drug cost. In 2023, CMS named 46 claims across 3 drugs.

Part D claims, 2024117
Drugs named by CMS3
Total drug cost$392
Part D patients44

Dr. Fallon'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: 462024: 110139%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Dr. Fallon

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. John Michael Fallon II 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. Fallon for performance year 2024, reported through an alternative payment model (APM). Dr. Fallon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 21 procedures of coronary artery bypass graft (cabg) by Dr. Fallon, more than 70% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Fallon'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. Fallon ranks in Medicare procedure volume

Coronary artery bypass graft (CABG)
70th percentile21 procedures

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

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. John Michael Fallon II has 9 publications on record

Dmand AI links 9 papers to Dr. Fallon, published from 2015 to 2024. 2020 was the busiest year, with 3. The most frequent topics are Aortic Valve, Heart Valve Prosthesis and Heart Valve Prosthesis Implantation. Dr. Fallon has published most often in Ann Thorac Surg. Dr. Fallon's most frequent co-authors are Omar M. Lattouf, MD, Gorav Ailawadi, MD and Vinay Badhwar, MD.

Papers9
Years published2015 to 2024

Dr. Fallon's papers by year, 2015 to 2024

Topics Dr. Fallon writes about most

  • Aortic Valve
  • Heart Valve Prosthesis
  • Heart Valve Prosthesis Implantation
  • Prosthesis Design
  • Transcatheter Aortic Valve Replacement

Dr. Fallon's most frequent co-authors

Recent publications by Dr. Fallon

See all 9 publications and co-authors

See who Dr. Fallon researches with

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

How network discovery works

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

Dr. John Michael Fallon II received $10,130 in industry payments from 2016 to 2025

CMS Open Payments shows 72 general payments to Dr. Fallon from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Intuitive Surgical, Inc. paid the most, $4,952.

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

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

$10.1Kin total
  • Food and beverage$5,31552%
  • Travel and lodging$4,74447%
  • Education$711%

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

Share is of all general payments to this clinician.

See all payments to Dr. Fallon

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

Dr. John Michael Fallon II graduated from University of Massachusetts Medical School

Dr. Fallon graduated from University of Massachusetts Medical School in 2010.

  1. Medical schoolUniversity of Massachusetts Medical School

Source: Dmand AI Professional Profile Data

Sources for Dr. John Michael Fallon II'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)
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)
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. John Michael Fallon II

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. John Michael Fallon II's NPI number?

Dr. John Michael Fallon II's NPI number is 1386962546. It was assigned on May 12, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. John Michael Fallon II?

Dr. John Michael Fallon II is a general surgeon in Portland, Maine. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. John Michael Fallon II practice?

Dr. Fallon practices at 22 Bramhall St, Portland, ME 04102. Dr. Fallon's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. Dmand AI also links Dr. Fallon to 3 hospitals, 3 group practices and clinics, 2 medical groups and 1 home health agency.

What is Dr. John Michael Fallon II's office phone number?

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

What is Dr. John Michael Fallon II's medical license number?

Dr. Fallon holds Maine license 23984.

Which hospitals is Dr. John Michael Fallon II affiliated with?

Dr. Fallon practices at MaineHealth Maine Medical Center in Portland, Maine. Dr. Fallon is also affiliated with MaineGeneral Medical Center. Dmand AI links Dr. Fallon to 3 more hospitals.

What medical group is Dr. John Michael Fallon II part of?

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

Does Dr. John Michael Fallon II accept Medicare?

Yes. CMS data shows Dr. Fallon billed Medicare for 77 services in 2024, and Dr. Fallon accepts Medicare assignment.

What is Dr. John Michael Fallon II's MIPS score?

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

How many Medicare patients does Dr. John Michael Fallon II see?

CMS counts 71 Medicare patients who saw Dr. Fallon in 2024, with an average age of 76.

Show 7 more questionsShow fewer questions

What services does Dr. John Michael Fallon II bill to Medicare?

In 2024, Dr. Fallon's most billed Medicare services were office visit, new patient (99205), surgery: heart and blood vessels (33533) and surgery: heart and blood vessels (33508).

Where did Dr. John Michael Fallon II go to medical school?

Dr. Fallon graduated from University of Massachusetts Medical School in 2010.

What drugs does Dr. John Michael Fallon II prescribe most?

In 2024 Medicare Part D data, Dr. Fallon's most prescribed drugs by claims were Chlorhexidine Gluconate, Mupirocin and Amiodarone HCl.

Has Dr. John Michael Fallon II received payments from drug or device companies?

CMS Open Payments shows $10,130 in general payments to Dr. Fallon from 9 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. John Michael Fallon II been practicing?

Dr. Fallon graduated from medical school in 2010, 16 years ago.

Does Dr. John Michael Fallon II do research?

Dmand AI links 9 publications to Dr. Fallon, published from 2015 to 2024.

Who does Dr. John Michael Fallon II publish with?

Dr. Fallon's most frequent co-authors are Omar M. Lattouf, MD (3 shared papers), Gorav Ailawadi, MD (1 shared paper) and Vinay Badhwar, MD (1 shared paper).

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