Dr. Marina E. Zambrotta, MD

  • Newport, RI
  • Internist
NPI1720517352PAC ID8729358601
Medicare services, 2024
397
Medicare patients, 2024
150
Part D claims, 2024
233
Publications
4
Hospital affiliations
2
Practice address
20 Powel Ave, Newport, RI 02840
Practice phone
Call (401) 444-6966
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Newport Hospital

Newport, Rhode Island

See all 6 affiliations

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Dr. Marina E. Zambrotta is an internist in Newport, Rhode Island

Dr. Zambrotta practices at Newport Hospital in Newport, Rhode Island.

Dr. Zambrotta's NPI, 1720517352, was assigned on June 7, 2017. Dr. Zambrotta holds Rhode Island license MD19108.

NPI and contact details
Medicare PAC ID
8729358601
NPI enumeration date
June 7, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(401) 444-6966
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

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

Dr. Marina E. Zambrotta practices at Newport Hospital in Newport, Rhode Island

Dr. Zambrotta's primary practice is Newport Hospital, at 20 Powel Ave, Newport, RI 02840 in Newport County. The practice phone is (401) 444-6966.

  • Newport Hospital
    20 Powel Ave, Newport, RI 02840 · Newport CountyPhone(401) 444-6966

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

Dr. Marina E. Zambrotta is affiliated with 4 sites of care and 2 medical groups

Dr. Zambrotta's primary practice is Newport Hospital in Newport, Rhode Island. Dr. Zambrotta is also affiliated with Newport Hospital. The medical group on file is Brown Health Medical Group. Dmand AI also links Dr. Zambrotta to 1 more hospital, 1 hospice and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Zambrotta

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

Dmand AI tracks the EHR system at Dr. Marina E. Zambrotta's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zambrotta practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Newport HospitalAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marina E. Zambrotta is one of 805 internists in Rhode Island

Internal medicine is Dr. Zambrotta's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Zambrotta's licenses on file in 2 states: Rhode Island and Massachusetts.

Specialties and state licenses

  • Internal medicine, Rhode IslandPrimaryLicense MD19108 · taxonomy 207R00000X
  • Massachusetts licenseLicense 283233

Internists near Dr. Zambrotta

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

Dr. Marina E. Zambrotta billed Medicare for 397 services in 2024

CMS data shows 397 Medicare services from Dr. Zambrotta across 5 procedure codes in 2024, for 150 Medicare patients. Medicare paid $39,251 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024397
Medicare patients150
Paid by Medicare$39,251
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 2722024: 39746%

Dr. Zambrotta compared with the Rhode Island median for internists, 2024

  • Dr. Zambrotta
  • Rhode Island median
Medicare services
397vs 34216% above
Medicare patients
150vs 145Close to median
Part D claims
42vs 28485% below

Medians across 772 internists in Rhode Island with Dmand AI profiles that report each measure.

Dr. Zambrotta'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. Zambrotta

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

Dr. Marina E. Zambrotta treated 150 Medicare patients in 2024, average age 80

CMS counts 150 Medicare patients who saw Dr. Zambrotta in 2024. The largest group is 85 and over, with 59 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 2.13, 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. Zambrotta's median patient age at 77, with 44% women.

Medicare patients, 2024150
Average age80
Average risk score2.13
Also on Medicaid19%

Dr. Zambrotta's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Zambrotta's Medicare patients by sex, 2024

  • Women8355%
  • Men6745%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis56%
  4. Atrial fibrillation56%
  5. Heart failure55%
  6. Ischemic heart disease53%
  7. Anxiety49%
  8. Mood disorders49%

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

Dr. Zambrotta's patients across all payers

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

Patient panel by age, all payers

Median age 77

Patient panel by sex, all payers

  • Women44%
  • Men56%

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

Dr. Marina E. Zambrotta wrote 233 Medicare Part D claims in 2024

In 2024, Dr. Zambrotta wrote 233 Medicare Part D claims for 84 patients. 65% of them were for generic drugs. CMS names the drug for 42 of them, across 3 drugs with 11 or more claims each, at $9,687 in total drug cost. In 2023, CMS named 452 claims across 18 drugs.

Part D claims, 2024233
Drugs named by CMS3
Total drug cost$9,687
Part D patients84

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

  • Generic151 claims65%
  • Brand-name66 claims28%
  • Other16 claims7%

Dr. Zambrotta'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 Dr. Zambrotta's Part D claims, 2024

  • Antibiotics12%29 of 233 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: 4522024: 4291%

Drugs named by CMS: 3 in 2024, 18 in 2023.

See all prescribing by Dr. Zambrotta

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

How Dr. Marina E. Zambrotta takes part in Medicare

Dr. Zambrotta accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Marina E. Zambrotta has 4 publications on record

Dmand AI links 4 papers to Dr. Zambrotta, published from 2021 to 2022. 2022 was the busiest year, with 2. Dr. Zambrotta has published most often in Adv Med Educ Pract. Dr. Zambrotta's most frequent co-authors are Helen M. Shields, MD, Francisco Marty, MD and Henrikas Vaitkevicius, MD.

Papers4
Years published2021 to 2022

Dr. Zambrotta's most frequent co-authors

Recent publications by Dr. Zambrotta

See all 4 publications and co-authors

See who Dr. Zambrotta researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zambrotta 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

Sources for Dr. Marina E. Zambrotta'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
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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
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. Marina E. Zambrotta

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. Marina E. Zambrotta's NPI number?

Dr. Marina E. Zambrotta's NPI number is 1720517352. It was assigned on June 7, 2017, and it is active in the NPI Registry.

What kind of doctor is Dr. Marina E. Zambrotta?

Dr. Marina E. Zambrotta is an internist in Newport, Rhode Island. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Marina E. Zambrotta practice?

Dr. Zambrotta practices at 20 Powel Ave, Newport, RI 02840. Dr. Zambrotta's primary practice is Newport Hospital in Newport, Rhode Island. Dmand AI also links Dr. Zambrotta to 1 hospital, 1 hospice and 1 medical group.

What is Dr. Marina E. Zambrotta's office phone number?

The practice phone on file for Dr. Zambrotta is (401) 444-6966.

What is Dr. Marina E. Zambrotta's medical license number?

Dr. Zambrotta holds Rhode Island license MD19108, one of the licenses on file in 2 states.

Which states has Dr. Marina E. Zambrotta been licensed in?

Dmand AI has state licenses on file for Dr. Zambrotta in Rhode Island and Massachusetts.

Which hospitals is Dr. Marina E. Zambrotta affiliated with?

Dr. Zambrotta is affiliated with Newport Hospital. Dmand AI links Dr. Zambrotta to 1 more hospital.

What medical group is Dr. Marina E. Zambrotta part of?

Dr. Zambrotta is linked to Brown Health Medical Group. Dmand AI links Dr. Zambrotta to 1 more medical group.

Does Dr. Marina E. Zambrotta accept Medicare?

Yes. CMS data shows Dr. Zambrotta billed Medicare for 397 services in 2024, and Dr. Zambrotta accepts Medicare assignment.

How many Medicare patients does Dr. Marina E. Zambrotta see?

CMS counts 150 Medicare patients who saw Dr. Zambrotta in 2024, with an average age of 80.

Show 5 more questionsShow fewer questions

What services does Dr. Marina E. Zambrotta bill to Medicare?

In 2024, Dr. Zambrotta's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99238).

What drugs does Dr. Marina E. Zambrotta prescribe most?

In 2024 Medicare Part D data, Dr. Zambrotta's most prescribed drugs by claims were Atorvastatin Calcium, Jardiance and Insulin Syringe.

How long has Dr. Marina E. Zambrotta been practicing?

Dr. Zambrotta graduated from medical school in 2017, 9 years ago.

Does Dr. Marina E. Zambrotta do research?

Dmand AI links 4 publications to Dr. Zambrotta, published from 2021 to 2022.

Who does Dr. Marina E. Zambrotta publish with?

Dr. Zambrotta's most frequent co-authors are Helen M. Shields, MD (3 shared papers), Francisco Marty, MD (1 shared paper) and Henrikas Vaitkevicius, MD (1 shared paper).

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