Dr Deron Theodore Warren, DO - Medicare Emergency Medicine in Mariposa, CA

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Dr Deron Theodore Warren, DO is a medicare enrolled "Emergency Medicine" physician in Mariposa, California. He graduated from medical school in 2003 and has 21 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Pacific Redwood Medical Group Inc and his current practice location is 5189 Hospital Rd, Mariposa, California. You can reach out to his office (for appointments etc.) via phone at (209) 966-3631.

Dr Deron Theodore Warren is licensed to practice in California (license number 20A10992) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1962491670.

Contact Information

Dr Deron Theodore Warren, DO
5189 Hospital Rd,
Mariposa, CA 95338-9524
(209) 966-3631
Not Available

Map and Direction




Physician's Profile

Full NameDr Deron Theodore Warren
GenderMale
SpecialityEmergency Medicine
Experience21 Years
Location5189 Hospital Rd, Mariposa, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Deron Theodore Warren graduated from medical school in 2003
  NPI Data:
  • NPI Number: 1962491670
  • Provider Enumeration Date: 10/14/2005
  • Last Update Date: 12/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1355658741
  • Enrollment ID: I20151112001812

Medical Identifiers

Medical identifiers for Dr Deron Theodore Warren such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1962491670NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 20A10992 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Adventist Health St HelenaSaint helena, CAHospital
Kaiser Foundation Hospital - AntiochAntioch, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Pacific Redwood Medical Group Inc549665270345

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 Deron Theodore Warren allows following entities to bill medicare on his behalf.
Entity NameTeam Physicians Of California Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1447288345
PECOS PAC ID: 8224945084
Enrollment ID: O20040920000880
Entity NameBass Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174253405
PECOS PAC ID: 9032111281
Enrollment ID: O20070201000181
Entity NameAcute Medical Providers Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942571146
PECOS PAC ID: 1153589874
Enrollment ID: O20120225000135
Entity NameSierra Er Department Physicians Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033570247
PECOS PAC ID: 5092093351
Enrollment ID: O20161021000368

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 Deron Theodore 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 Deron Theodore Warren, DO
101 Bodin Cir,
Travis Afb, CA 94535-1809

Ph: () -		Dr Deron Theodore Warren, DO
5189 Hospital Rd,
Mariposa, CA 95338-9524

Ph: (209) 966-3631

Reviews and Comments


Emergency Medicine Doctors in Mariposa, CA

Dr. Joseph E. C. Rogers, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5189 Hospital Rd, Mariposa, CA 95338
Phone: 209-966-3631    
Kenneth Paul Smith, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5189 Hospital Rd, Mariposa, CA 95338
Phone: 209-966-3631    Fax: 209-966-8438
Leonard E. Ranasinghe, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 5189 Hospital Rd, John C. Fremont Hospital, Mariposa, CA 95338
Phone: 209-966-3631    

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.