Dr. Tara O'Connell, MD

  • Newport Beach, CA
  • Emergency medicine physician
NPI1629245790PAC ID4587719984
Medicare services, 2024
918
Medicare patients, 2024
629
Part D claims, 2024
315
MIPS score, 2024
100
Hospital affiliations
1
Practice address
One Hoag Drive, Newport Beach, CA 92663
Practice phone
Call (949) 764-4624
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Hoag Hospital Newport Beach

Hospital · Newport Beach, California

See all 3 affiliations

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Dr. Tara O'Connell is an emergency medicine physician in Newport Beach, California

Dr. O'Connell practices at Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian.

Dr. O'Connell's NPI, 1629245790, was assigned on May 8, 2008. Dr. O'Connell graduated from University Of Minnesota Medical School in 2006. Dr. O'Connell holds California license A107639.

NPI and contact details
Medicare PAC ID
4587719984
NPI enumeration date
May 8, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(949) 764-4624
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
46
Medical school graduation
2006

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

Dr. Tara O'Connell practices at 2 locations in Newport Beach, California

Dr. O'Connell's primary practice is Hoag Hospital Newport Beach, at One Hoag Drive, Newport Beach, CA 92663 in Orange County. The practice phone is (949) 764-4624. Dr. O'Connell also practices at Hoag Hospital Newport Beach, 1 Hoag Dr, Newport Beach, CA 92663.

  • Hoag Hospital Newport BeachPrimary
    One Hoag Drive, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624
  • Hoag Hospital Newport Beach
    1 Hoag Dr, Newport Beach, CA 92663 · Orange CountyPhone(949) 764-4624

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

Dr. Tara O'Connell is affiliated with 1 site of care and 2 medical groups

Dr. O'Connell's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. The medical group on file is Newport Emergency Medical Group. Dmand AI also links Dr. O'Connell to 1 more medical group, named with a free account.

See all 3 affiliations for Dr. O'Connell

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

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

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

EHR by site
SiteEHR vendor and product
Hoag Hospital Newport BeachAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Tara O'Connell is one of 7,423 emergency medicine physicians in California

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 California.

Specialties and state licenses

  • Emergency medicine, CaliforniaPrimaryLicense A107639 · 2009 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. Tara O'Connell billed Medicare for 918 services in 2024

CMS data shows 918 Medicare services from Dr. O'Connell across 5 procedure codes in 2024, for 629 Medicare patients. Medicare paid $98,645 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024918
Medicare patients629
Paid by Medicare$98,645
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 6262024: 6433%
Tests and treatments
2023: 2762024: 275No change

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

  • Dr. O'Connell
  • California median
Medicare services
918vs 2653.5 times
Medicare patients
629vs 2432.6 times
Part D claims
131vs 622.1 times

Medians across 7,079 emergency medicine physicians in California 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. Tara O'Connell treated 629 Medicare patients in 2024, average age 79

CMS counts 629 Medicare patients who saw Dr. O'Connell in 2024. The largest group is 85 and over, with 219 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 2.08, 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 61, with 55% women.

Medicare patients, 2024629
Average age79
Average risk score2.08
Also on Medicaid13%

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

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

  • Women33453%
  • Men29547%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis58%
  4. Ischemic heart disease41%
  5. Chronic kidney disease38%
  6. Atrial fibrillation37%
  7. Anxiety35%
  8. Mood disorders34%

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 61

Patient panel by sex, all payers

  • Women55%
  • Men45%

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

Dr. Tara O'Connell wrote 315 Medicare Part D claims in 2024

In 2024, Dr. O'Connell wrote 315 Medicare Part D claims for 226 patients. 92% of them were for generic drugs. CMS names the drug for 131 of them, across 6 drugs with 11 or more claims each, at $957 in total drug cost. In 2023, CMS named 114 claims across 6 drugs.

Part D claims, 2024315
Drugs named by CMS6
Total drug cost$957
Part D patients226

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

  • Generic291 claims92%
  • Brand-name24 claims8%

Dr. O'Connell'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. O'Connell's Part D claims, 2024

  • Opioids12%38 of 315 claims
  • Antibiotics23%72 of 315 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: 1142024: 13115%

Drugs named by CMS: 6 in 2024, 6 in 2023.

See all prescribing by Dr. O'Connell

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. Tara O'Connell scored 100 out of 100 in Medicare's MIPS program for 2024

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

Accepts Medicare assignment
Yes

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

  • 100of 100Final score
  • 96.4of 100Quality
  • 40of 100Improvement Activities

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. Tara O'Connell received $39 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. Stryker Corporation paid the most, $39.

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. Tara O'Connell graduated from University Of Minnesota Medical School

Dr. O'Connell graduated from University Of Minnesota Medical School in 2006.

  1. Medical schoolUniversity Of Minnesota Medical School
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Dr. Tara O'Connell accepts plans from 1 insurance carrier

Dr. O'Connell is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • CMS Medicare

Source: Dmand AI Insurance Network Data

Sources for Dr. Tara 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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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)
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. Tara 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. Tara O'Connell's NPI number?

Dr. Tara O'Connell's NPI number is 1629245790. It was assigned on May 8, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Tara O'Connell?

Dr. Tara O'Connell is an emergency medicine physician in Newport Beach, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Tara O'Connell practice?

Dr. O'Connell practices at One Hoag Drive, Newport Beach, CA 92663. Dr. O'Connell also practices at 1 Hoag Dr, Newport Beach, CA 92663. Dr. O'Connell's primary practice is Hoag Hospital Newport Beach in Newport Beach, California, part of Hoag Memorial Hospital Presbyterian. Dmand AI also links Dr. O'Connell to 1 medical group.

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

The practice phone on file for Dr. O'Connell is (949) 764-4624.

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

Dr. O'Connell holds California license A107639.

Which hospitals is Dr. Tara O'Connell affiliated with?

Dr. O'Connell practices at Hoag Hospital Newport Beach in Newport Beach, California.

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

Dr. O'Connell is linked to Newport Emergency Medical Group. Dmand AI links Dr. O'Connell to 1 more medical group.

Does Dr. Tara O'Connell accept Medicare?

Yes. CMS data shows Dr. O'Connell billed Medicare for 918 services in 2024, and Dr. O'Connell accepts Medicare assignment.

What is Dr. Tara O'Connell's MIPS score?

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

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

CMS counts 629 Medicare patients who saw Dr. O'Connell in 2024, with an average age of 79.

Show 7 more questionsShow fewer questions

Is Dr. Tara 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. Tara O'Connell bill to Medicare?

In 2024, Dr. O'Connell's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and critical care (99291).

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

Dr. O'Connell graduated from University Of Minnesota Medical School in 2006.

What drugs does Dr. Tara O'Connell prescribe most?

In 2024 Medicare Part D data, Dr. O'Connell's most prescribed drugs by claims were Ondansetron ODT, Oxycodone HCl and Prednisone.

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

CMS Open Payments shows $39 in general payments to Dr. O'Connell from 1 company from 2025 to 2025. The largest total came from Stryker Corporation.

How long has Dr. Tara O'Connell been practicing?

Dr. O'Connell graduated from medical school in 2006, 20 years ago.

What insurance does Dr. Tara O'Connell accept?

Dr. O'Connell is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.

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