Ronald J Rivera, MD - Medicare Emergency Medicine in Orange, CA

Ronald J Rivera, MD is a medicare enrolled "Emergency Medicine" physician in Orange, California. He went to University Of California, Geffen School Of Medicine and graduated in 2016 and has 8 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Regents Of The University Of and his current practice location is 333 City Blvd W Ste 640, Orange, California. You can reach out to his office (for appointments etc.) via phone at (714) 509-7664.

Ronald J Rivera is licensed to practice in California (license number A169303) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1558716233.

Contact Information

Ronald J Rivera, MD
333 City Blvd W Ste 640,
Orange, CA 92868-5915
(714) 509-7664
Not Available



Physician's Profile

Full NameRonald J Rivera
GenderMale
SpecialityEmergency Medicine
Experience8 Years
Location333 City Blvd W Ste 640, Orange, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Ronald J Rivera attended and graduated from University Of California, Geffen School Of Medicine in 2016
  NPI Data:
  • NPI Number: 1558716233
  • Provider Enumeration Date: 04/29/2016
  • Last Update Date: 11/30/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7517381825
  • Enrollment ID: I20200720003551

Medical Identifiers

Medical identifiers for Ronald J Rivera such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558716233NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207PE0004XEmergency Medicine - Emergency Medical Services A169303 (California)Secondary
207P00000XEmergency Medicine A169303 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of California Irvine Medical CenterOrange, CAHospital
Catalina Island Medical CenterAvalon, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Regents Of The University Of751786960554

News Archive

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Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Ronald J Rivera allows following entities to bill medicare on his behalf.
Entity NameRegents Of The University Of
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154379394
PECOS PAC ID: 7517869605
Enrollment ID: O20040120001119

News Archive

Study uncovers prevention tactics for sports-related brain injuries among children, youth

Ice hockey accounts for nearly half of all traumatic brain injuries among children and youth participating in organized sports who required a trip to an emergency department in Canada, according to a new study out of St. Michael's Hospital.

Acute stress can lead to delayed, long-term psychological trauma

Mrs. M would never forget that day. She was walking along a busy road next to the vegetable market when two goons zipped past on a bike. One man's hand shot out and grabbed the chain around her neck.

Maternal SARS-CoV-2 vaccination in early-third trimester may optimize neonatal seroprotection

Researchers in Israel have conducted a study showing that vaccinating pregnant women against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) early on in the third trimester may maximize transplacental antibody transfer, potentially helping to prevent severe coronavirus disease 2019 (COVID-19) during infancy.

Newborn screening can prevent lifelong disability

When your baby was born you likely heard a loud cry and examined your baby to make sure he/she had a full set of adorable fingers and toes. But just imagine a few days after you arrive home, your phone rings: your baby has screened positive for a genetic disorder.

Read more Medical News

› Verified 2 days ago

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. Ronald J Rivera 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
Ronald J Rivera, MD
11420 Santa Monica Blvd Unit 25724,
Los Angeles, CA 90025-8845

Ph: (818) 605-7379
Ronald J Rivera, MD
333 City Blvd W Ste 640,
Orange, CA 92868-5915

Ph: (714) 509-7664

News Archive

Study uncovers prevention tactics for sports-related brain injuries among children, youth

Ice hockey accounts for nearly half of all traumatic brain injuries among children and youth participating in organized sports who required a trip to an emergency department in Canada, according to a new study out of St. Michael's Hospital.

Acute stress can lead to delayed, long-term psychological trauma

Mrs. M would never forget that day. She was walking along a busy road next to the vegetable market when two goons zipped past on a bike. One man's hand shot out and grabbed the chain around her neck.

Maternal SARS-CoV-2 vaccination in early-third trimester may optimize neonatal seroprotection

Researchers in Israel have conducted a study showing that vaccinating pregnant women against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) early on in the third trimester may maximize transplacental antibody transfer, potentially helping to prevent severe coronavirus disease 2019 (COVID-19) during infancy.

Newborn screening can prevent lifelong disability

When your baby was born you likely heard a loud cry and examined your baby to make sure he/she had a full set of adorable fingers and toes. But just imagine a few days after you arrive home, your phone rings: your baby has screened positive for a genetic disorder.

Read more News

› Verified 2 days ago


Emergency Medicine Doctors in Orange, CA

Joseph Villarreal, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 101 The City Dr S, Building 1a, Room 1009, Orange, CA 92868
Phone: 714-456-5239    
Scott Rudkin, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: Uci Medical Center, 101 The City Drive South, Orange, CA 92868
Phone: 714-456-2986    
Joelle Reynard, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 101 The City Dr S, Building 1a, Room 1009, Orange, CA 92868
Phone: 714-456-5239    
Dr. Inna Shniter, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1100 W Stewart Dr, Orange, CA 92868
Phone: 714-771-8113    
John C Fox, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: Uci Medical Center, 101 The City Drive South, Orange, CA 92868
Phone: 714-456-2986    
Miss Shannon Louise Toohey, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 101 The City Drive South, Bldg 200 , Suite 710, Rt 128-01, Orange, CA 92868
Phone: 715-456-5239    
Wirachin Hoonpongsimanont, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 101 The City Dr S, Orange, CA 92868
Phone: 714-456-5705    

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