Dr Loretta Erhunmwunsee, MD - Medicare Thoracic Surgery in South Pasadena, CA

Dr Loretta Erhunmwunsee, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in South Pasadena, California. She went to Harvard Medical School and graduated in 2005 and has 19 years of diverse experience with area of expertise as Thoracic Surgery. She is a member of the group practice City Of Hope Medical Foundation and her current practice location is 209 Fair Oaks Ave, South Pasadena, California. You can reach out to her office (for appointments etc.) via phone at (626) 396-2900.

Dr Loretta Erhunmwunsee is licensed to practice in California (license number A137850) 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 1336307735.

Contact Information

Dr Loretta Erhunmwunsee, MD
209 Fair Oaks Ave,
South Pasadena, CA 91030-1814
(626) 396-2900
(626) 799-2889

Map and Direction




Physician's Profile

Full NameDr Loretta Erhunmwunsee
GenderFemale
SpecialityThoracic Surgery
Experience19 Years
Location209 Fair Oaks Ave, South Pasadena, 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 Loretta Erhunmwunsee attended and graduated from Harvard Medical School in 2005
  NPI Data:
  • NPI Number: 1336307735
  • Provider Enumeration Date: 06/02/2008
  • Last Update Date: 12/09/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 5597072272
  • Enrollment ID: I20150911002187

Medical Identifiers

Medical identifiers for Dr Loretta Erhunmwunsee such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336307735NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery 128194 (North Carolina)Secondary
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) A137850 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
City Of Hope Medical Foundation3779751656690

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. Dr Loretta Erhunmwunsee allows following entities to bill medicare on her behalf.
Entity NameCity Of Hope Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871886366
PECOS PAC ID: 3779751656
Enrollment ID: O20110720000244

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 Loretta Erhunmwunsee 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 Loretta Erhunmwunsee, MD
Po Box 512185,
Los Angeles, CA 90051-0185

Ph: (626) 775-3514
Dr Loretta Erhunmwunsee, MD
209 Fair Oaks Ave,
South Pasadena, CA 91030-1814

Ph: (626) 396-2900

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in South Pasadena, CA


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.