Mara Eve Murray Horwitz

  • Boston, MA
  • Internist
NPI1477896652PAC ID3779716717
Medicare services, 2024
25
Medicare patients, 2024
31
Part D claims, 2024
1,655
Publications
16
Hospital affiliations
1
Practice address
1 Boston Medical Center Place, Boston, MA 02118
Practice phone
Call (617) 638-8000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Boston Medical Center

Hospital · Boston, Massachusetts

See all 3 affiliations

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Mara Eve Murray Horwitz is an internist in Boston, Massachusetts

Mara Murray Horwitz practices at Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System.

Mara Murray Horwitz's NPI, 1477896652, was assigned on April 5, 2013. Mara Murray Horwitz graduated from University of California, San Diego School of Medicine in 2013. Mara Murray Horwitz holds Massachusetts license 266091.

NPI and contact details
Medicare PAC ID
3779716717
NPI enumeration date
April 5, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(617) 638-8000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
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)

Mara Eve Murray Horwitz practices at Boston Medical Center in Boston, Massachusetts

Mara Murray Horwitz's primary practice is Boston Medical Center, at 1 Boston Medical Center Place, Boston, MA 02118 in Suffolk County. The practice phone is (617) 638-8000.

  • Boston Medical Center
    1 Boston Medical Center Place, Boston, MA 02118 · Suffolk CountyPhone(617) 638-8000

Source: Dmand AI Affiliation Data

Mara Eve Murray Horwitz is affiliated with 2 sites of care and 1 medical group

Mara Murray Horwitz's primary practice is Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System. The medical group on file is Boston University Medical Group (Boston University Internal Medicine Associates). Dmand AI also links Mara Murray Horwitz to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Mara Murray Horwitz

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

Dmand AI tracks the EHR system at Mara Eve Murray Horwitz's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mara Murray Horwitz practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Boston Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Mara Eve Murray Horwitz is one of 5,528 internists in Massachusetts

Internal medicine is Mara Murray Horwitz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Mara Murray Horwitz is licensed in Massachusetts.

Specialties and state licenses

  • Internal medicine, MassachusettsPrimaryLicense 266091 · taxonomy 207R00000X

Internists near Mara Murray Horwitz

Counts of internists 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

Mara Eve Murray Horwitz billed Medicare for 25 services in 2024

CMS data shows 25 Medicare services from Mara Murray Horwitz across 2 procedure codes in 2024, for 31 Medicare patients. Medicare paid $1,074 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202425
Medicare patients31
Paid by Medicare$1,074
Procedure codes2

Mara Murray Horwitz's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 02024: 13
Office and hospital visits
2023: 552024: 1278%

Mara Murray Horwitz compared with the Massachusetts median for internists, 2024

  • Mara Murray Horwitz
  • Massachusetts median
Medicare services
25vs 43194% below
Medicare patients
31vs 19484% below
Part D claims
1,185vs 4022.9 times

Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.

Mara Murray Horwitz'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 Mara Murray Horwitz

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

Mara Eve Murray Horwitz treated 31 Medicare patients in 2024, average age 70

CMS counts 31 Medicare patients who saw Mara Murray Horwitz in 2024. The largest group is 65 to 74, with 14 patients. 74% of them have high blood pressure, and 52% have high cholesterol. 61% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Mara Murray Horwitz's median patient age at 57, with 97% women.

Medicare patients, 202431
Average age70
Average risk score1.37
Also on Medicaid61%

Mara Murray Horwitz's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Mara Murray Horwitz's Medicare patients, 2024

  1. High blood pressure74%
  2. High cholesterol52%

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

Mara Murray Horwitz's patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women97%
  • Men2%

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

Mara Eve Murray Horwitz wrote 1,655 Medicare Part D claims in 2024

In 2024, Mara Murray Horwitz wrote 1,655 Medicare Part D claims for 112 patients. 87% of them were for generic drugs. CMS names the drug for 1,185 of them, across 39 drugs with 11 or more claims each, at $69,716 in total drug cost. In 2023, CMS named 1,014 claims across 38 drugs.

Part D claims, 20241,655
Drugs named by CMS39
Total drug cost$69,716
Part D patients112

Mara Murray Horwitz's Part D claims by kind of drug, 2024

  • Generic1,433 claims87%
  • Brand-name193 claims12%
  • Other29 claims2%

Mara Murray Horwitz'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.

Drug classes CMS tracks in Mara Murray Horwitz's Part D claims, 2024

  • Opioids6%101 of 1,655 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,0142024: 1,18517%

Drugs named by CMS: 39 in 2024, 38 in 2023.

See all prescribing by Mara Murray Horwitz

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

Mara Eve Murray Horwitz offers telehealth to Medicare patients

Mara Murray Horwitz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Mara Murray Horwitz as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Mara Eve Murray Horwitz has 16 publications on record

Dmand AI links 16 papers to Mara Murray Horwitz, published from 2011 to 2025. 2023 was the busiest year, with 2. The most frequent topics are Postpartum Period, Contraception and Health Services Needs and Demand. Mara Murray Horwitz has published most often in J Hypertens. Mara Murray Horwitz's most frequent co-authors are Camille V. Edwards, MBBS, Sumit Agarwal, MD and Daniel J. Buysse.

Papers16
Years published2011 to 2025

Mara Murray Horwitz's papers by year, 2011 to 2025

Topics Mara Murray Horwitz writes about most

  • Postpartum Period
  • Contraception
  • Health Services Needs and Demand
  • Needs Assessment
  • Postnatal Care
  • Pregnancy Outcome
  • Safety-net Providers
  • Sexual Behavior

Mara Murray Horwitz's most frequent co-authors

Recent publications by Mara Murray Horwitz

See all 16 publications and co-authors

See who Mara Murray Horwitz researches with

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

How network discovery works

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

Mara Eve Murray Horwitz graduated from University of California, San Diego School of Medicine

Mara Murray Horwitz graduated from University of California, San Diego School of Medicine in 2013.

  1. Medical schoolUniversity of California, San Diego School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Mara Eve Murray Horwitz'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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 Mara Eve Murray Horwitz

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

What is Mara Eve Murray Horwitz's NPI number?

Mara Eve Murray Horwitz's NPI number is 1477896652. It was assigned on April 5, 2013, and it is active in the NPI Registry.

What does Mara Eve Murray Horwitz specialize in?

Mara Eve Murray Horwitz is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Mara Eve Murray Horwitz practice?

Mara Murray Horwitz practices at 1 Boston Medical Center Place, Boston, MA 02118. Mara Murray Horwitz's primary practice is Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System. Dmand AI also links Mara Murray Horwitz to 1 group practice or clinic.

What is Mara Eve Murray Horwitz's office phone number?

The practice phone on file for Mara Murray Horwitz is (617) 638-8000.

What is Mara Eve Murray Horwitz's medical license number?

Mara Murray Horwitz holds Massachusetts license 266091.

Which hospitals is Mara Eve Murray Horwitz affiliated with?

Mara Murray Horwitz practices at Boston Medical Center in Boston, Massachusetts.

What medical group is Mara Eve Murray Horwitz part of?

Mara Murray Horwitz is linked to Boston University Medical Group (Boston University Internal Medicine Associates).

Does Mara Eve Murray Horwitz accept Medicare?

Yes. CMS data shows Mara Murray Horwitz billed Medicare for 25 services in 2024, and Mara Murray Horwitz accepts Medicare assignment.

Does Mara Eve Murray Horwitz offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Mara Murray Horwitz as offering telehealth services.

How many Medicare patients does Mara Eve Murray Horwitz see?

CMS counts 31 Medicare patients who saw Mara Murray Horwitz in 2024, with an average age of 70.

Show 6 more questionsShow fewer questions

What services does Mara Eve Murray Horwitz bill to Medicare?

In 2024, Mara Murray Horwitz's most billed Medicare services were medicare service (G2211) and office visit, established patient (99214).

Where did Mara Eve Murray Horwitz go to medical school?

Mara Murray Horwitz graduated from University of California, San Diego School of Medicine in 2013.

What drugs does Mara Eve Murray Horwitz prescribe most?

In 2024 Medicare Part D data, Mara Murray Horwitz's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Omeprazole.

How long has Mara Eve Murray Horwitz been practicing?

Mara Murray Horwitz graduated from medical school in 2013, 13 years ago.

Does Mara Eve Murray Horwitz do research?

Dmand AI links 16 publications to Mara Murray Horwitz, published from 2011 to 2025.

Who does Mara Eve Murray Horwitz publish with?

Mara Murray Horwitz's most frequent co-authors are Camille V. Edwards, MBBS (3 shared papers), Sumit Agarwal, MD (1 shared paper) and Daniel J. Buysse (1 shared paper).

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