Mark Richard Etherton

  • Boston, MA
  • Neurologist
NPI1023375946
Medicare services, 2022
105
Part D claims, 2022
23
Publications
59
Clinical trials
1
Industry payments
$8,167
Practice address
55 Fruit St, Boston, MA 02114-2621
Practice phone
Call (617) 726-8459
Professional email
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Personal email
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Mobile number
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Social profiles

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Mark Richard Etherton is a neurologist in Boston, Massachusetts

Mark Etherton practices in Boston, Massachusetts.

Mark Etherton's NPI, 1023375946, was assigned on April 17, 2012. Mark Etherton graduated from University of Texas Southwestern Medical School at Dallas in 2012. Mark Etherton holds Massachusetts license 265436.

NPI and contact details
NPI enumeration date
April 17, 2012
NPI status
Active
Practice phone
(617) 726-8459
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Mark Richard Etherton's practice address is in Boston, Massachusetts

Mark Etherton's practice address in the NPI Registry is 55 Fruit St, Boston, MA 02114-2621. The practice phone is (617) 726-8459.

  • NPI Registry address
    55 Fruit St, Boston, MA 02114-2621Phone(617) 726-8459

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

Dmand AI tracks the EHR system at Mark Richard Etherton's practice

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

EHR by site
SiteEHR vendor and product
Mark Etherton's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

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Mark Richard Etherton is one of 806 neurologists in Massachusetts

Neurology is Mark Etherton's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Mark Etherton is licensed in Massachusetts.

Specialties and state licenses

  • Neurology, MassachusettsPrimaryLicense 265436 · taxonomy 2084N0400X

Neurologists near Mark Etherton

Counts of neurologists 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

Mark Richard Etherton billed Medicare for 105 services in 2022

CMS data shows 105 Medicare services from Mark Etherton across 5 procedure codes in 2022. Medicare paid $10,264 for them.

Medicare services, 2022105
Paid by Medicare$10,264
Procedure codes5

Mark Etherton's Medicare services by type, 2021 to 2022

  • 2021
  • 2022
Office and hospital visits
2021: 3832022: 8478%
Tests and treatments
2021: 1032022: 2180%

Where Mark Etherton's Medicare services took place, 2022

  • In an office2423%
  • In a facility8177%

Mark Etherton compared with the Massachusetts median for neurologists, 2022

  • Mark Etherton
  • Massachusetts median
Medicare services
105vs 31467% below
Part D claims
23vs 27091% below

Medians across 741 neurologists in Massachusetts with Dmand AI profiles that report each measure.

Mark Etherton's most billed Medicare procedure codes, 2022

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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

Mark Richard Etherton's patients have a median age of 71

Across all payers, Dmand AI patient panel data puts Mark Etherton's median patient age at 71, with 25% women.

Mark Etherton's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women25%
  • Men75%

Source: Dmand AI Patient Panel Data

Mark Richard Etherton wrote 23 Medicare Part D claims in 2022

In 2022, Mark Etherton wrote 23 Medicare Part D claims. They cover 2 drugs, with $11,091 in total drug cost. In 2021, CMS named 55 claims across 4 drugs.

Part D claims, 202223
Drugs named by CMS2
Total drug cost$11,091

Mark Etherton's most prescribed drugs by claims, 2022

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, 2021 to 2022

  • 2021
  • 2022
Claims for drugs CMS names
2021: 552022: 2358%

Drugs named by CMS: 2 in 2022, 4 in 2021.

See all prescribing by Mark Etherton

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Mark Richard Etherton has 59 publications on record

Dmand AI links 59 papers to Mark Etherton, published from 2015 to 2023. 2020 was the busiest year, with 12. The most frequent topics are Stroke, Brain Ischemia and Ischemic Stroke. Mark Etherton has published most often in Stroke. Mark Etherton's most frequent co-authors are Natalia Sana Rost, MD, Steven Kittner and James F. Meschia, MD.

Papers59
Years published2015 to 2023

Mark Etherton's papers by year, 2015 to 2023

Topics Mark Etherton writes about most

  • Stroke
  • Brain Ischemia
  • Ischemic Stroke
  • Magnetic Resonance Imaging
  • White Matter
  • Recovery of Function
  • Diffusion Magnetic Resonance Imaging
  • Brain

Mark Etherton's most frequent co-authors

Recent publications by Mark Etherton

See all 59 publications and co-authors

See who Mark Etherton researches with

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

How network discovery works

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

Mark Richard Etherton has worked on 1 clinical trial

Dmand AI links Mark Etherton to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Dementia, Vascular and Intracranial Arteriosclerosis.

Conditions in Mark Etherton's trials

  • Dementia, Vascular
  • Intracranial Arteriosclerosis

Investigators on the most trials with Mark Etherton

Recent clinical trials with Mark Etherton

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Mark Richard Etherton received $8,167 in industry payments from 2020 to 2022

CMS Open Payments shows 21 general payments to Mark Etherton from 2 drug and device companies from 2020 to 2022. Consulting fees make up the largest share, 100% of the total. Pfizer Inc. paid the most, $4,945.

General payments to Mark Etherton by program year, 2020 to 2022

Companies that paid Mark Etherton the most, 2020 to 2022

Share is of all general payments to this clinician.

See all payments to Mark Etherton

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

Mark Richard Etherton graduated from University of Texas Southwestern Medical School at Dallas

Mark Etherton graduated from University of Texas Southwestern Medical School at Dallas in 2012.

  1. Medical schoolUniversity of Texas Southwestern Medical School at Dallas

Source: Dmand AI Professional Profile Data

Sources for Mark Richard Etherton'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 Practice 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 Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Mark Richard Etherton

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Mark Richard Etherton's NPI number?

Mark Richard Etherton's NPI number is 1023375946. It was assigned on April 17, 2012, and it is active in the NPI Registry.

What does Mark Richard Etherton specialize in?

Mark Richard Etherton is a neurologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).

Where does Mark Richard Etherton practice?

Mark Etherton practices at 55 Fruit St, Boston, MA 02114-2621.

What is Mark Richard Etherton's office phone number?

The practice phone on file for Mark Etherton is (617) 726-8459.

What is Mark Richard Etherton's medical license number?

Mark Etherton holds Massachusetts license 265436.

Does Mark Richard Etherton accept Medicare?

Yes. CMS data shows Mark Etherton billed Medicare for 105 services in 2022.

What services does Mark Richard Etherton bill to Medicare?

In 2022, Mark Etherton's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and blood vessel study (93880).

Where did Mark Richard Etherton go to medical school?

Mark Etherton graduated from University of Texas Southwestern Medical School at Dallas in 2012.

What drugs does Mark Richard Etherton prescribe most?

In 2022 Medicare Part D data, Mark Etherton's most prescribed drugs by claims were Clopidogrel and Eliquis.

Has Mark Richard Etherton received payments from drug or device companies?

CMS Open Payments shows $8,167 in general payments to Mark Etherton from 2 companies from 2020 to 2022. The largest total came from Pfizer Inc.

Show 3 more questionsShow fewer questions

How long has Mark Richard Etherton been practicing?

Mark Etherton graduated from medical school in 2012, 14 years ago.

Does Mark Richard Etherton do research?

Dmand AI links 59 publications to Mark Etherton, published from 2015 to 2023. Mark Etherton has worked on 1 clinical trial.

Who does Mark Richard Etherton publish with?

Mark Etherton's most frequent co-authors are Natalia Sana Rost, MD (37 shared papers), Steven Kittner (10 shared papers) and James F. Meschia, MD (10 shared papers).

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