John Thomas Marcoux, DPM
- Medicare patients, 2024
- 311
- Part D claims, 2024
- 29
- Hospital affiliations
- 4
- Industry payments
- $159
- Medical groups
- 3
- Practice address
- 330 Brookline Avenue, Boston, MA 02215
- Practice phone
- Call (617) 667-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find John Marcoux's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
John Thomas Marcoux is a podiatric surgeon in Boston, Massachusetts
John Marcoux practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health.
John Marcoux's NPI, 1831285972, was assigned on October 5, 2006. John Marcoux holds Massachusetts license 2128.
- NPI
- 1831285972NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961423884
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 667-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Thomas Marcoux practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts
John Marcoux's primary practice is Beth Israel Deaconess Medical Center, at 330 Brookline Avenue, Boston, MA 02215 in Suffolk County. The practice phone is (617) 667-7000.
- Beth Israel Deaconess Medical Center330 Brookline Avenue, Boston, MA 02215 · Suffolk CountyPhone(617) 667-7000
Source: Dmand AI Affiliation Data
John Thomas Marcoux is affiliated with 6 sites of care and 3 medical groups
John Marcoux's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. John Marcoux is also affiliated with Boston Medical Center. The medical group on file is Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI also links John Marcoux to 2 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Thomas Marcoux's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Marcoux practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beth Israel Deaconess Medical Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
John Thomas Marcoux is one of 105 podiatric surgeons in Massachusetts
Foot and ankle surgery is John Marcoux's primary specialty in the NPI Registry, under taxonomy code 213ES0103X. John Marcoux is licensed in Massachusetts.
Specialties and state licenses
- Foot and ankle surgery podiatrist, MassachusettsPrimary
Podiatric surgeons near John Marcoux
Counts of podiatric 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
John Thomas Marcoux treated 311 Medicare patients in 2024, average age 74
CMS counts 311 Medicare patients who saw John Marcoux in 2024. The largest group is 65 to 74, with 140 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts John Marcoux's median patient age at 63, with 55% women.
John Marcoux's Medicare patients by age, 2024
John Marcoux's Medicare patients by sex, 2024
- Women17757%
- Men13443%
Chronic conditions among John Marcoux's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Diabetes38%
- Anxiety35%
- Chronic kidney disease34%
- Mood disorders34%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
John Marcoux's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Thomas Marcoux wrote 29 Medicare Part D claims in 2024
In 2024, John Marcoux wrote 29 Medicare Part D claims for 12 patients. 97% of them were for generic drugs.
John Marcoux's Part D claims by kind of drug, 2024
- Generic28 claims97%
- Brand-name and other1 claims3%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
John Thomas Marcoux ranks in the 68th percentile for removal of tissue in Medicare
John Marcoux accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 19 procedures of removal of tissue by John Marcoux, more than 68% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where John Marcoux ranks in Medicare procedure volume
- Removal of nail tissue
- 64th percentile38 procedures
- Removal of tissue
- 68th percentile19 procedures
- Removal or shaving of skin growth
- 68th percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
John Thomas Marcoux received $159 in industry payments in 2025
CMS Open Payments shows 2 general payments to John Marcoux from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. LifeNet Health paid the most, $124.
Companies that paid John Marcoux the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John Thomas Marcoux'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 John Thomas Marcoux
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Thomas Marcoux's NPI number?
John Thomas Marcoux's NPI number is 1831285972. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What does John Thomas Marcoux specialize in?
John Thomas Marcoux is a podiatric surgeon in Boston, Massachusetts. The primary specialty in the NPI Registry is Foot & Ankle Surgery Podiatrist (taxonomy code 213ES0103X).
Where does John Thomas Marcoux practice?
John Marcoux practices at 330 Brookline Avenue, Boston, MA 02215. John Marcoux's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links John Marcoux to 2 hospitals, 2 group practices and clinics and 2 medical groups.
What is John Thomas Marcoux's office phone number?
The practice phone on file for John Marcoux is (617) 667-7000.
What is John Thomas Marcoux's medical license number?
John Marcoux holds Massachusetts license 2128.
Which hospitals is John Thomas Marcoux affiliated with?
John Marcoux practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts. John Marcoux is also affiliated with Boston Medical Center. Dmand AI links John Marcoux to 2 more hospitals.
What medical group is John Thomas Marcoux part of?
John Marcoux is linked to Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI links John Marcoux to 2 more medical groups.
Does John Thomas Marcoux accept Medicare?
Yes. CMS lists John Marcoux as accepting Medicare assignment.
How many Medicare patients does John Thomas Marcoux see?
CMS counts 311 Medicare patients who saw John Marcoux in 2024, with an average age of 74.
Has John Thomas Marcoux received payments from drug or device companies?
CMS Open Payments shows $159 in general payments to John Marcoux from 2 companies from 2025 to 2025. The largest total came from LifeNet Health.
How long has John Thomas Marcoux been practicing?
John Marcoux graduated from medical school in 1994, 32 years ago.
Selling to foot and ankle surgery practices?
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