John R Walters, MD - Medicare Internal Medicine in Oxnard, CA

John R Walters, MD is a medicare enrolled "Internal Medicine" physician in Oxnard, California. He went to University Of Southern California Keck School Of Medicine and graduated in 1976 and has 48 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 703 N A St, Oxnard, California. You can reach out to his office (for appointments etc.) via phone at (805) 485-2340.

John R Walters is licensed to practice in California (license number A46739) 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 1013907203.

Contact Information

John R Walters, MD
703 N A St,
Oxnard, CA 93030-4309
(805) 485-2340
(805) 485-1429

Map and Direction




Physician's Profile

Full NameJohn R Walters
GenderMale
SpecialityInternal Medicine
Experience48 Years
Location703 N A St, Oxnard, 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:
  • John R Walters attended and graduated from University Of Southern California Keck School Of Medicine in 1976
  NPI Data:
  • NPI Number: 1013907203
  • Provider Enumeration Date: 10/27/2005
  • Last Update Date: 09/05/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3274607643
  • Enrollment ID: I20120516000554

Medical Identifiers

Medical identifiers for John R Walters such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013907203NPI-NPPES
ZZZ80185ZMedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A46739 (California)Primary
207RC0200XInternal Medicine - Critical Care Medicine A46739 (California)Secondary
207RP1001XInternal Medicine - Pulmonary Disease A46739 (California)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mission Home Health Of VenturaVentura, CAHome health agency
St Johns Regional Medical CenterOxnard, CAHospital
St Johns Pleasant Valley Hospital D/p SnfCamarillo, CANursing home
Coastal View Healthcare CenterVentura, CANursing home

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 R Walters allows following entities to bill medicare on his behalf.
Entity NameOxnard Camarillo Pulmonary And Internal Medicine Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093705279
PECOS PAC ID: 0446322770
Enrollment ID: O20080702000257

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 R Walters 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 R Walters, MD
703 N A St,
Oxnard, CA 93030-4309

Ph: (805) 485-2340
John R Walters, MD
703 N A St,
Oxnard, CA 93030-4309

Ph: (805) 485-2340

Reviews and Comments


Internal Medicine Doctors in Oxnard, CA

Dr. Constante U Abaya, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 1200 N Ventura Rd, # C, Oxnard, CA 93030
Phone: 805-983-0730    Fax: 805-485-4586
Dr. Donald Miller, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2241 Wankel Way Ste A, Oxnard, CA 93030
Phone: 805-983-0521    Fax: 805-919-2684
Victor H Alcocer, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1901 Outlet Center Dr Ste 200, Oxnard, CA 93036
Phone: 805-981-8300    Fax: 805-981-8302
Dr. Jack Shenouda, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1600 N Rose Ave, Oxnard, CA 93030
Phone: 717-577-3938    Fax: 785-354-6349
Dr. Romany F. Demian, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 971 W 7th St # B, Suite # B, Oxnard, CA 93030
Phone: 805-483-2500    Fax: 805-483-2525
Sergio O Neira, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1901 Outlet Center Dr Ste 200, Oxnard, CA 93036
Phone: 805-981-8300    Fax: 805-981-8302

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.