Dr. Jennifer Nielsen Hart, MD

  • New Orleans, LA
  • Internist
NPI1659490217PAC ID2567587348
Medicare services, 2024
54
Medicare patients, 2024
57
Part D claims, 2024
127
Publications
3
MIPS score, 2024
94
Practice address
2000 Canal Street, New Orleans, LA 70112
Practice phone
Call (504) 702-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

University Medical Center New Orleans

Hospital · New Orleans, Louisiana

See all 3 affiliations

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Dr. Jennifer Nielsen Hart is an internist in New Orleans, Louisiana

Dr. Hart practices at University Medical Center New Orleans in New Orleans, Louisiana, part of LCMC Health.

Dr. Hart's NPI, 1659490217, was assigned on March 28, 2007. Dr. Hart graduated from Louisiana State University School of Medicine in New Orleans in 1988. Dr. Hart holds Louisiana license 019892.

NPI and contact details
Medicare PAC ID
2567587348
NPI enumeration date
March 28, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(504) 702-3000
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
64
Medical school graduation
1988

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

Dr. Jennifer Nielsen Hart practices at University Medical Center New Orleans in New Orleans, Louisiana

Dr. Hart's primary practice is University Medical Center New Orleans, at 2000 Canal Street, New Orleans, LA 70112 in Orleans Parish. The practice phone is (504) 702-3000.

Source: Dmand AI Affiliation Data

Dr. Jennifer Nielsen Hart is affiliated with 2 sites of care and 1 medical group

Dr. Hart's primary practice is University Medical Center New Orleans in New Orleans, Louisiana, part of LCMC Health. The medical group on file is LSU Healthcare Network. Dmand AI also links Dr. Hart to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Hart

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

Dmand AI tracks the EHR system at Dr. Jennifer Nielsen Hart's practice

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

EHR by site
SiteEHR vendor and product
University Medical Center New OrleansAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Jennifer Nielsen Hart is one of 1,571 internists in Louisiana

Internal medicine is Dr. Hart's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hart is licensed in Louisiana.

Specialties and state licenses

  • Internal medicine, LouisianaPrimaryLicense 019892 · taxonomy 207R00000X

Internists near Dr. Hart

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. Jennifer Nielsen Hart billed Medicare for 54 services in 2024

CMS data shows 54 Medicare services from Dr. Hart across 2 procedure codes in 2024, all of them office visits, for 57 Medicare patients. Medicare paid $2,590 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202454
Medicare patients57
Paid by Medicare$2,590
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 702024: 5423%

Dr. Hart compared with the Louisiana median for internists, 2024

  • Dr. Hart
  • Louisiana median
Medicare services
54vs 42187% below
Medicare patients
57vs 16064% below
Part D claims
13vs 40897% below

Medians across 1,561 internists in Louisiana with Dmand AI profiles that report each measure.

Dr. Hart'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. Hart

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hart and other internists in Louisiana.

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

Dr. Jennifer Nielsen Hart treated 57 Medicare patients in 2024, average age 68

CMS counts 57 Medicare patients who saw Dr. Hart in 2024. The largest group is 65 to 74, with 27 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 60% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Hart's median patient age at 66, with 52% women.

Medicare patients, 202457
Average age68
Average risk score1.44
Also on Medicaid60%

Dr. Hart's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Hart's Medicare patients by sex, 2024

  • Women3460%
  • Men2340%

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

  1. High blood pressure75%
  2. High cholesterol67%
  3. Diabetes51%
  4. Chronic kidney disease37%
  5. Arthritis30%
  6. Heart failure23%
  7. Osteoporosis21%

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

Dr. Hart's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women52%
  • Men47%

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

Dr. Jennifer Nielsen Hart wrote 127 Medicare Part D claims in 2024

In 2024, Dr. Hart wrote 127 Medicare Part D claims for 39 patients. 78% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $22 in total drug cost. In 2022, CMS named 11 claims across 1 drug.

Part D claims, 2024127
Drugs named by CMS1
Total drug cost$22
Part D patients39

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

  • Generic99 claims78%
  • Brand-name and other28 claims22%

Dr. Hart'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, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 112024: 1318%

Drugs named by CMS: 1 in 2024, 1 in 2022.

See all prescribing by Dr. Hart

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. Jennifer Nielsen Hart scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Hart for performance year 2024, reported as part of a group. Dr. Hart accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Hart's MIPS scores, performance year 2024

  • 94of 100Final score
  • 81.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Jennifer Nielsen Hart has 3 publications on record

Dmand AI links 3 papers to Dr. Hart in 2021. 2021 was the busiest year, with 2. Dr. Hart's most frequent co-authors are Daniel Patrick Corsino, MD, Jyotsna Fuloria, MD and Stuart R. Hart, MD.

Papers3

Dr. Hart's most frequent co-authors

Recent publications by Dr. Hart

See all 3 publications and co-authors

See who Dr. Hart researches with

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

Dr. Jennifer Nielsen Hart received $199 in industry payments from 2016 to 2025

CMS Open Payments shows 13 general payments to Dr. Hart from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $50.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Hart

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

Dr. Jennifer Nielsen Hart graduated from Louisiana State University School of Medicine in New Orleans

Dr. Hart graduated from Louisiana State University School of Medicine in New Orleans in 1988.

  1. Medical schoolLouisiana State University School of Medicine in New Orleans

Source: Dmand AI Professional Profile Data

Sources for Dr. Jennifer Nielsen Hart'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)
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. Jennifer Nielsen Hart

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. Jennifer Nielsen Hart's NPI number?

Dr. Jennifer Nielsen Hart's NPI number is 1659490217. It was assigned on March 28, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Jennifer Nielsen Hart?

Dr. Jennifer Nielsen Hart is an internist in New Orleans, Louisiana. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Jennifer Nielsen Hart practice?

Dr. Hart practices at 2000 Canal Street, New Orleans, LA 70112. Dr. Hart's primary practice is University Medical Center New Orleans in New Orleans, Louisiana, part of LCMC Health. Dmand AI also links Dr. Hart to 1 group practice or clinic.

What is Dr. Jennifer Nielsen Hart's office phone number?

The practice phone on file for Dr. Hart is (504) 702-3000.

What is Dr. Jennifer Nielsen Hart's medical license number?

Dr. Hart holds Louisiana license 019892.

Which hospitals is Dr. Jennifer Nielsen Hart affiliated with?

Dr. Hart practices at University Medical Center New Orleans in New Orleans, Louisiana.

What medical group is Dr. Jennifer Nielsen Hart part of?

Dr. Hart is linked to LSU Healthcare Network.

Does Dr. Jennifer Nielsen Hart accept Medicare?

Yes. CMS data shows Dr. Hart billed Medicare for 54 services in 2024, and Dr. Hart accepts Medicare assignment.

What is Dr. Jennifer Nielsen Hart's MIPS score?

Dr. Hart's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.

How many Medicare patients does Dr. Jennifer Nielsen Hart see?

CMS counts 57 Medicare patients who saw Dr. Hart in 2024, with an average age of 68.

Show 7 more questionsShow fewer questions

What services does Dr. Jennifer Nielsen Hart bill to Medicare?

In 2024, Dr. Hart's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. Jennifer Nielsen Hart go to medical school?

Dr. Hart graduated from Louisiana State University School of Medicine in New Orleans in 1988.

What drugs does Dr. Jennifer Nielsen Hart prescribe most?

In 2024 Medicare Part D data, Dr. Hart's most prescribed drugs by claims were Hydrochlorothiazide.

Has Dr. Jennifer Nielsen Hart received payments from drug or device companies?

CMS Open Payments shows $199 in general payments to Dr. Hart from 8 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.

How long has Dr. Jennifer Nielsen Hart been practicing?

Dr. Hart graduated from medical school in 1988, 38 years ago.

Does Dr. Jennifer Nielsen Hart do research?

Dmand AI links 3 publications to Dr. Hart.

Who does Dr. Jennifer Nielsen Hart publish with?

Dr. Hart's most frequent co-authors are Daniel Patrick Corsino, MD (1 shared paper), Jyotsna Fuloria, MD (1 shared paper) and Stuart R. Hart, MD (1 shared paper).

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