Dr. Ellen J. O'Connell, MD

  • Dallas, TX
  • Emergency medicine physician
NPI1063440121
Medicare services, 2024
27
Medicare patients, 2024
30
Part D claims, 2024
14
MIPS score, 2024
83
Hospital affiliations
2
Practice address
5200 Harry Hines Blvd, Dallas, TX 75235
Practice phone
Call (214) 590-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Parkland Memorial Hospital

Hospital · Dallas, Texas

See all 5 affiliations

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Dr. Ellen J. O'Connell is an emergency medicine physician in Dallas, Texas

Dr. O'Connell practices at Parkland Memorial Hospital in Dallas, Texas, part of Parkland Health.

Dr. O'Connell's NPI, 1063440121, was assigned on June 29, 2006. Dr. O'Connell graduated from Saint Louis University School Of Medicine in 2002. Dr. O'Connell holds Texas license L9831.

NPI and contact details
NPI enumeration date
June 29, 2006
NPI status
Active
Practice phone
(214) 590-8000
Professional email
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Personal email
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Mobile number
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Sex
Female
Medical school graduation
2002

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

Dr. Ellen J. O'Connell practices at Parkland Memorial Hospital in Dallas, Texas

Dr. O'Connell's primary practice is Parkland Memorial Hospital, at 5200 Harry Hines Blvd, Dallas, TX 75235 in Dallas County. The practice phone is (214) 590-8000.

Source: Dmand AI Affiliation Data

Dr. Ellen J. O'Connell is affiliated with 4 sites of care and 1 medical group

Dr. O'Connell's primary practice is Parkland Memorial Hospital in Dallas, Texas, part of Parkland Health. Dr. O'Connell is also affiliated with Medical City Lewisville Hospital. The medical group on file is University of Texas Southwestern Medical Center. Dmand AI also links Dr. O'Connell to 1 more clinical lab and 1 hospital outpatient department, each named with a free account.

See all 5 affiliations for Dr. O'Connell

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

Dmand AI tracks the EHR system at Dr. Ellen J. O'Connell's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Connell practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Parkland Memorial HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Ellen J. O'Connell is one of 4,831 emergency medicine physicians in Texas

Emergency medicine is Dr. O'Connell's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. O'Connell is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. O'Connell is licensed in Texas.

Specialties and state licenses

  • Emergency medicine, TexasPrimaryLicense L9831 · 2004 to 2027 · taxonomy 207P00000X

Emergency medicine physicians near Dr. O'Connell

Counts of emergency medicine physicians 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. Ellen J. O'Connell billed Medicare for 27 services in 2024

CMS data shows 27 Medicare services from Dr. O'Connell across 2 procedure codes in 2024, for 30 Medicare patients. Medicare paid $2,733 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202427
Medicare patients30
Paid by Medicare$2,733
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 152024: 2780%

Dr. O'Connell compared with the Texas median for emergency medicine physicians, 2024

  • Dr. O'Connell
  • Texas median
Medicare services
27vs 22588% below
Medicare patients
30vs 20685% below

Medians across 4,588 emergency medicine physicians in Texas with Dmand AI profiles that report each measure.

Dr. O'Connell'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. O'Connell

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

Dr. Ellen J. O'Connell treated 30 Medicare patients in 2024, average age 64

CMS counts 30 Medicare patients who saw Dr. O'Connell in 2024. The largest group is 65 to 74, with 14 patients. 75% of them have high blood pressure, and 60% have high cholesterol. 43% are also on Medicaid. Their average risk score is 2.75, 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. O'Connell's median patient age at 53, with 42% women.

Medicare patients, 202430
Average age64
Average risk score2.75
Also on Medicaid43%

Dr. O'Connell's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. O'Connell's Medicare patients by sex, 2024

  • Women1240%
  • Men1860%

Chronic conditions among Dr. O'Connell's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol60%
  3. Diabetes53%
  4. Arthritis50%
  5. Ischemic heart disease50%
  6. Alcohol and drug use disorders47%
  7. Anxiety47%
  8. Heart failure43%

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

Dr. O'Connell's patients across all payers

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

Patient panel by age, all payers

Median age 53

Patient panel by sex, all payers

  • Women42%
  • Men57%

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

Dr. Ellen J. O'Connell wrote 14 Medicare Part D claims in 2024

In 2024, Dr. O'Connell wrote 14 Medicare Part D claims. 93% of them were for generic drugs.

Part D claims, 202414

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

  • Generic13 claims93%
  • Brand-name and other1 claims7%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Ellen J. O'Connell scored 83 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. O'Connell for performance year 2024, reported as part of a group.

Dr. O'Connell's MIPS scores, performance year 2024

  • 83of 100Final score
  • 70.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 73of 100Cost

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

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Ellen J. O'Connell received $26 in industry payments in 2025

CMS Open Payments shows 1 general payment to Dr. O'Connell from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $26.

Companies that paid Dr. O'Connell the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. O'Connell

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

Dr. Ellen J. O'Connell graduated from Saint Louis University School Of Medicine

Dr. O'Connell graduated from Saint Louis University School Of Medicine in 2002.

  1. Medical schoolSaint Louis University School Of Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine
  3. Board certified in clinical informaticsAmerican Board of Preventive Medicine

Source: Dmand AI Professional Profile Data

Dr. Ellen J. O'Connell accepts plans from 19 insurance carriers

Dr. O'Connell is in network with 19 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • HCSC
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • +11 more carriersWith a free account

Plan types Dr. O'Connell accepts, by number of carriers

  1. PPO11
  2. HMO10
  3. Medicare7
  4. POS6
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ellen J. O'Connell'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 (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Ellen J. O'Connell

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. Ellen J. O'Connell's NPI number?

Dr. Ellen J. O'Connell's NPI number is 1063440121. It was assigned on June 29, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ellen J. O'Connell?

Dr. Ellen J. O'Connell is an emergency medicine physician in Dallas, Texas. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Ellen J. O'Connell practice?

Dr. O'Connell practices at 5200 Harry Hines Blvd, Dallas, TX 75235. Dr. O'Connell's primary practice is Parkland Memorial Hospital in Dallas, Texas, part of Parkland Health. Dmand AI also links Dr. O'Connell to 1 clinical lab and 1 hospital outpatient department.

What is Dr. Ellen J. O'Connell's office phone number?

The practice phone on file for Dr. O'Connell is (214) 590-8000.

What is Dr. Ellen J. O'Connell's medical license number?

Dr. O'Connell holds Texas license L9831.

Which hospitals is Dr. Ellen J. O'Connell affiliated with?

Dr. O'Connell practices at Parkland Memorial Hospital in Dallas, Texas. Dr. O'Connell is also affiliated with Medical City Lewisville Hospital.

What medical group is Dr. Ellen J. O'Connell part of?

Dr. O'Connell is linked to University of Texas Southwestern Medical Center.

Does Dr. Ellen J. O'Connell accept Medicare?

Yes. CMS data shows Dr. O'Connell billed Medicare for 27 services in 2024.

What is Dr. Ellen J. O'Connell's MIPS score?

Dr. O'Connell's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.

How many Medicare patients does Dr. Ellen J. O'Connell see?

CMS counts 30 Medicare patients who saw Dr. O'Connell in 2024, with an average age of 64.

Show 6 more questionsShow fewer questions

Is Dr. Ellen J. O'Connell board certified?

Yes. Dr. O'Connell is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Dr. Ellen J. O'Connell bill to Medicare?

In 2024, Dr. O'Connell's most billed Medicare services were emergency department visit (99284) and emergency department visit (99285).

Where did Dr. Ellen J. O'Connell go to medical school?

Dr. O'Connell graduated from Saint Louis University School Of Medicine in 2002.

Has Dr. Ellen J. O'Connell received payments from drug or device companies?

CMS Open Payments shows $26 in general payments to Dr. O'Connell from 1 company from 2025 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Ellen J. O'Connell been practicing?

Dr. O'Connell graduated from medical school in 2002, 24 years ago.

What insurance does Dr. Ellen J. O'Connell accept?

Dr. O'Connell is in network with 19 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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