Gerald I West Jr, MD - Medicare Preventive Medicine in Riverside, CA

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Gerald I West Jr, MD is a medicare enrolled "Preventive Medicine - Occupational Medicine" physician in Riverside, California. His current practice location is 10800 Magnolia Ave, Riverside, California. You can reach out to his office (for appointments etc.) via phone at (909) 353-2000.

Gerald I West Jr is licensed to practice in California (license number A82598) 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 1194873182.

Contact Information

Gerald I West Jr, MD
10800 Magnolia Ave,
Riverside, CA 92505-3043
(909) 353-2000
Not Available

Map and Direction




Physician's Profile

Full NameGerald I West Jr
GenderMale
SpecialityPreventive Medicine - Occupational Medicine
Location10800 Magnolia Ave, Riverside, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1194873182
  • Provider Enumeration Date: 01/08/2007
  • Last Update Date: 12/01/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4284680646
  • Enrollment ID: I20050329000572

Medical Identifiers

Medical identifiers for Gerald I West Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1194873182NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083X0100XPreventive Medicine - Occupational Medicine A82598 (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. Gerald I West Jr allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316979834
PECOS PAC ID: 6002729175
Enrollment ID: O20040126000823

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. Gerald I West Jr 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
Gerald I West Jr, MD
10800 Magnolia Ave,
Riverside, CA 92505-3043

Ph: (909) 353-2000		Gerald I West Jr, MD
10800 Magnolia Ave,
Riverside, CA 92505-3043

Ph: (909) 353-2000

Reviews and Comments


Preventive Medicine Doctors in Riverside, CA

Jean Everly Lafontant, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 5870 Arlington Ave, Riverside, CA 92504
Phone: 951-683-6596    Fax: 951-683-4239
Dr. Theodore Eugene Wyman, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 3579 Arlington Ave Ste 300, Riverside, CA 92506
Phone: 951-341-9333    Fax: 951-341-9330
Brandy Liu, D.O.
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Medicare: Not Enrolled in Medicare
Practice Location: 4193 Flat Rock Dr Ste 200, Riverside, CA 92505
Phone: 626-208-9377    
Eric Kent Frykman, M.D.
Preventive Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7117 Brockton Ave, Riverside, CA 92506
Phone: 951-782-3715    Fax: 951-784-3275
Michael Shawn Valdez, M.D.
Preventive Medicine
Medicare: Medicare Enrolled
Practice Location: 2743 Orange St, Riverside, CA 92501
Phone: 800-300-7326    
Dr. Cesar Reis, MD
Preventive Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 10800 Magnolia Ave, Riverside, CA 92505
Phone: 833-574-2273    

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.