Ralph L Peterson, MD - Medicare Gastroenterology in Oakland, CA

Ralph L Peterson, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Oakland, California. He went to Howard University College Of Medicine and graduated in 1978 and has 46 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 10520 Macarthur Blvd, Oakland, California. You can reach out to his office (for appointments etc.) via phone at (510) 562-7467.

Ralph L Peterson is licensed to practice in California (license number G49099) 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 1851311104.

Contact Information

Ralph L Peterson, MD
10520 Macarthur Blvd,
Oakland, CA 94605-5248
(510) 562-7467
(510) 635-9025

Map and Direction




Physician's Profile

Full NameRalph L Peterson
GenderMale
SpecialityGastroenterology
Experience46 Years
Location10520 Macarthur Blvd, Oakland, 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:
  • Ralph L Peterson attended and graduated from Howard University College Of Medicine in 1978
  NPI Data:
  • NPI Number: 1851311104
  • Provider Enumeration Date: 07/20/2006
  • Last Update Date: 12/02/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 8527108166
  • Enrollment ID: I20091212000124

Medical Identifiers

Medical identifiers for Ralph L Peterson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1851311104NPI-NPPES
00G490990MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G49099 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Zuckerberg San Francisco General Hosp & Trauma CtrSan francisco, CAHospital

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. Ralph L Peterson 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
Ralph L Peterson, MD
10520 Macarthur Blvd,
Oakland, CA 94605-5248

Ph: (510) 562-7467
Ralph L Peterson, MD
10520 Macarthur Blvd,
Oakland, CA 94605-5248

Ph: (510) 562-7467

Reviews and Comments


Internal Medicine Doctors in Oakland, CA

Jeeven Brah, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 350 Hawthorne Ave, Room 2346, Oakland, CA 94609
Phone: 510-869-6883    
Sanya Wadhwa, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 300 Frank H Ogawa Plz Ste 355, Oakland, CA 94612
Phone: 510-444-3297    Fax: 510-444-6421
Michael Uzoma Ohabughiro, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1411 E 31st St Fl 2, Oakland, CA 94602
Phone: 510-437-5039    Fax: 510-535-7313
Dr. Omair Syed, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1411 E 31st Street, 2nd Flr A2, Oakland, CA 94602
Phone: 510-437-5039    
Lisha Lynne Wilson, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 400 29th St, Ste 501, Oakland, CA 94609
Phone: 510-268-1800    Fax: 510-268-1803
Chee C. Chow, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 275 W Macarthur, Oakland, CA 94611
Phone: 510-752-1000    
David M. Bliss, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1950 Franklin St, Oakland, CA 94612
Phone: 510-987-1000    

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.