Dr James A Pierre Jr, MD, MPH - Medicare Preventive Medicine in Simi Valley, CA

Dr James A Pierre Jr, MD, MPH is a medicare enrolled "Preventive Medicine - Addiction Medicine" physician in Simi Valley, California. His current practice location is 3855 Alamo St Ste A, Simi Valley, California. You can reach out to his office (for appointments etc.) via phone at (504) 813-3864.

Dr James A Pierre Jr is licensed to practice in California (license number C180637) 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 1003194309.

Contact Information

Dr James A Pierre Jr, MD, MPH
3855 Alamo St Ste A,
Simi Valley, CA 93063-2104
(504) 813-3864
Not Available

Map and Direction




Physician's Profile

Full NameDr James A Pierre Jr
GenderMale
SpecialityPreventive Medicine - Addiction Medicine
Location3855 Alamo St Ste A, Simi Valley, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1003194309
  • Provider Enumeration Date: 08/03/2011
  • Last Update Date: 01/19/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8729499223
  • Enrollment ID: I20221018002821

Medical Identifiers

Medical identifiers for Dr James A Pierre Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003194309NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083P0901XPreventive Medicine - Public Health & General Preventive Medicine 287401 (Massachusetts)Secondary
208D00000XGeneral Practice 4301501025 (Michigan)Secondary
2083A0300XPreventive Medicine - Addiction Medicine C180637 (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. Dr James A Pierre 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: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678
Entity NameSignify Health Medical Associates Of California Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124685169
PECOS PAC ID: 8325370570
Enrollment ID: O20191022000320

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 James A Pierre 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
Dr James A Pierre Jr, MD, MPH
8500 W Sunset Blvd Apt E509,
West Hollywood, CA 90069-2378

Ph: (504) 813-3864
Dr James A Pierre Jr, MD, MPH
3855 Alamo St Ste A,
Simi Valley, CA 93063-2104

Ph: (504) 813-3864

Reviews and Comments


Preventive Medicine Doctors in Simi Valley, 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.