Dr Robert James Warren, DO - Medicare Family Medicine in Pomona, CA

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Dr Robert James Warren, DO is a medicare enrolled "Family Medicine" physician in Pomona, California. His current practice location is 795 E Second St, Suite 5, Pomona, California. You can reach out to his office (for appointments etc.) via phone at (909) 865-2565.

Dr Robert James Warren is licensed to practice in California (license number 20A11782) 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 1760594717.

Contact Information

Dr Robert James Warren, DO
795 E Second St, Suite 5,
Pomona, CA 91766-2007
(909) 865-2565
(909) 865-2955

Map and Direction




Physician's Profile

Full NameDr Robert James Warren
GenderMale
SpecialityFamily Medicine
Location795 E Second St, Pomona, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1760594717
  • Provider Enumeration Date: 08/31/2006
  • Last Update Date: 06/15/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 7810935996
  • Enrollment ID: I20111101000152

Medical Identifiers

Medical identifiers for Dr Robert James Warren such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760594717NPI-NPPES
8H9791OtherBC BS TX
FN061ZOtherMEDICARE - SO CA
RENDERINGMedicaidCA
177015801MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine L6712 (Texas)Secondary
207Q00000XFamily Medicine 20A11782 (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 Robert James Warren allows following entities to bill medicare on his behalf.
Entity NameWestern University Of Health Sciences
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679515217
PECOS PAC ID: 0648208991
Enrollment ID: O20050728000981

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 Robert James Warren 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 Robert James Warren, DO
795 E Second St, Suite 5,
Pomona, CA 91766-2007

Ph: (909) 865-2565		Dr Robert James Warren, DO
795 E Second St, Suite 5,
Pomona, CA 91766-2007

Ph: (909) 865-2565

Reviews and Comments


Family Medicine Doctors in Pomona, CA

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Phone: 909-469-9494    Fax: 909-469-2120
Mr. Wilbert Timothy Tsai, MD
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Christopher Joseph Edward Harper, M.D.
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Phone: 909-865-1020    Fax: 909-620-1090
Dr. Steven A Destefano, M.D.
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Phone: 909-869-4000    Fax: 909-869-4561
Christine Kwon, MD
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Phone: 909-469-9494    Fax: 909-469-2120
April Michelle Ford, MD
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Practice Location: 790 E Bonita Ave, 2nd Floor, Pomona, CA 91767
Phone: 909-447-8585    Fax: 909-447-8593
Keith Kusunis, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1770 N Orange Grove Ave Ste 101, Pomona, CA 91767
Phone: 909-469-9494    Fax: 909-469-2120

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.