Rosemary Onwuka, - Medicare Nurse Practitioner in Los Angeles, CA

Rosemary Onwuka, is a medicare enrolled "Nurse Practitioner - Family" in Los Angeles, California. She graduated from nursing school in 2017 and has 7 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice St Johns Community Health and her current practice location is 808 W 58th St, Los Angeles, California. You can reach out to her office (for appointments etc.) via phone at (323) 541-1411.

Rosemary Onwuka is licensed to practice in California (license number F03180604) 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 1154826089.

Contact Information

Rosemary Onwuka,
808 W 58th St,
Los Angeles, CA 90037-3632
(323) 541-1411
(877) 720-7181

Map and Direction




Provider's Profile

Full NameRosemary Onwuka
GenderFemale
SpecialityNurse Practitioner
Experience7 Years
Location808 W 58th St, Los Angeles, 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:
  • Rosemary Onwuka graduated from nursing school in 2017
  NPI Data:
  • NPI Number: 1154826089
  • Provider Enumeration Date: 03/23/2018
  • Last Update Date: 08/22/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 4981936101
  • Enrollment ID: I20191021002538

Medical Identifiers

Medical identifiers for Rosemary Onwuka such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1154826089NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family F03180604 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
St Johns Community Health296148269090

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. Rosemary Onwuka allows following entities to bill medicare on her behalf.
Entity NameSt Johns Community Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073653630
PECOS PAC ID: 2961482690
Enrollment ID: O20040722001434

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. Rosemary Onwuka 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
Rosemary Onwuka,
19216 S Grandee Ave,
Carson, CA 90746-2806

Ph: (310) 343-9461
Rosemary Onwuka,
808 W 58th St,
Los Angeles, CA 90037-3632

Ph: (323) 541-1411

Reviews and Comments


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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.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.