Dr Jacqueline Jennifer O'neill, MD - Medicare Internal Medicine in Orange, CA

Dr Jacqueline Jennifer O'neill, MD is a medicare enrolled "Hospitalist" physician in Orange, California. She graduated from medical school in 2018 and has 8 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice The Regents Of The University Of California-irvine, Unm Medical Group Inc and her current practice location is 101 The City Dr S, Orange, California. You can reach out to her office (for appointments etc.) via phone at (714) 456-7890.

Dr Jacqueline Jennifer O'neill is licensed to practice in California (license number A202837) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1588153886.

Contact Information

Dr Jacqueline Jennifer O'neill, MD
101 The City Dr S,
Orange, CA 92868-3201
(714) 456-7890
Not Available

Map and Direction




Physician's Profile

Full NameDr Jacqueline Jennifer O'neill
GenderFemale
SpecialityInternal Medicine
Experience8 Years
Location101 The City Dr S, Orange, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Jacqueline Jennifer O'neill graduated from medical school in 2018
  NPI Data:
  • NPI Number: 1588153886
  • Provider Enumeration Date: 05/02/2018
  • Last Update Date: 09/16/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 3173857182
  • Enrollment ID: I20251112001152

Medical Identifiers

Medical identifiers for Dr Jacqueline Jennifer O'neill such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1588153886NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine MD2021-0682 (New Mexico)Secondary
208D00000XGeneral Practice 61778 (Arizona)Secondary
208M00000XHospitalist MD2021-0682 (New Mexico)Secondary
208M00000XHospitalist A202837 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of California Irvine Medical CenterOrange, CAHospital
University Of New Mexico HospitalAlbuquerque, NMHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
The Regents Of The University Of California-irvine397160961195
Unm Medical Group Inc49817952671082

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Jacqueline Jennifer O'neill is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Jacqueline Jennifer O'neill, MD
2860 La Salle Ave Apt 1,
Costa Mesa, CA 92626-5726

Ph: (505) 363-6496
Dr Jacqueline Jennifer O'neill, MD
101 The City Dr S,
Orange, CA 92868-3201

Ph: (714) 456-7890

Reviews and Comments


Hospitalist Doctors in Orange, CA

Dr. James W Roh, MD
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Medicare: Medicare Enrolled
Practice Location: 2501 E Chapman Ave, Orange, CA 92869
Phone: 714-639-9401    Fax: 714-639-7095
Dr. Varun Dang, MD
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Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-456-7890    
Scott Kubomoto, M.D.
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Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-456-8888    
Anwar Abdelhadi, M.D.
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Practice Location: 2501 E Chapman Ave, Orange, CA 92869
Phone: 714-771-8000    
Amish Dangodara, MD
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Medicare: Accepting Medicare Assignments
Practice Location: Uci Medical Center, 101 The City Drive South, Orange, CA 92868
Phone: 714-456-8978    
Dr. Ani Bussel, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 1100 W Stewart Dr, Orange, CA 92868
Phone: 714-771-8177    Fax: 714-628-3306
Dr. Andrea D. Avery, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-880-7812    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

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