John C Fredericks, MD - Medicare Emergency Medicine in Escondido, CA

John C Fredericks, MD is a medicare enrolled "Emergency Medicine" physician in Escondido, California. His current practice location is 555 E Valley Pkwy, Escondido, California. You can reach out to his office (for appointments etc.) via phone at (760) 739-3300.

John C Fredericks is licensed to practice in California (license number G32763) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1124034749.

Contact Information

John C Fredericks, MD
555 E Valley Pkwy,
Escondido, CA 92025-3048
(760) 739-3300
Not Available

Map and Direction




Physician's Profile

Full NameJohn C Fredericks
GenderMale
SpecialityEmergency Medicine
Location555 E Valley Pkwy, Escondido, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1124034749
  • Provider Enumeration Date: 08/01/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 0648183541
  • Enrollment ID: I20100422000474

Medical Identifiers

Medical identifiers for John C Fredericks such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124034749NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine G32763 (California)Primary

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. John C Fredericks allows following entities to bill medicare on his behalf.
Entity NameCep America - California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548667843
PECOS PAC ID: 6103739131
Enrollment ID: O20040121000458

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. John C Fredericks 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
John C Fredericks, MD
2100 Powell St, Suite 900,
Emeryville, CA 94608-1826

Ph: (510) 350-2777
John C Fredericks, MD
555 E Valley Pkwy,
Escondido, CA 92025-3048

Ph: (760) 739-3300

Reviews and Comments


Emergency Medicine Doctors in Escondido, CA

Brad Lynn Schwartz, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 555 E Valley Pkwy, Escondido, CA 92025
Phone: 760-739-3300    
Dr. Erica Bailey, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2185 Citracado Pkwy, Escondido, CA 92029
Phone: 442-281-1072    
John S. Anshus, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 555 E Valley Pkwy, Escondido, CA 92025
Phone: 760-739-3300    
Jennifer P Cohen, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 120 N Ash St, Escondido, CA 92027
Phone: 760-385-3739    Fax: 888-800-8266
Russell W. Engevik, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 555 E Valley Pkwy, Escondido, CA 92025
Phone: 760-739-3300    
John C. Gill, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 555 E Valley Pkwy, Escondido, CA 92025
Phone: 760-739-3300    

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.