Martin Donald Rubenstein, MD - Medicare Internal Medicine in Campbell, CA

Martin Donald Rubenstein, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Campbell, California. His current practice location is 50 E Hamilton Ave, Ste 200, Campbell, California. You can reach out to his office (for appointments etc.) via phone at (408) 376-2300.

Martin Donald Rubenstein is licensed to practice in California (license number G34432) 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 1518928811.

Contact Information

Martin Donald Rubenstein, MD
50 E Hamilton Ave, Ste 200,
Campbell, CA 95008
(408) 376-2300
(408) 376-2316

Map and Direction




Physician's Profile

Full NameMartin Donald Rubenstein
GenderMale
SpecialityInternal Medicine - Medical Oncology
Location50 E Hamilton Ave, Campbell, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1518928811
  • Provider Enumeration Date: 03/28/2006
  • Last Update Date: 06/18/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 7214931286
  • Enrollment ID: I20070605000688

Medical Identifiers

Medical identifiers for Martin Donald Rubenstein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518928811NPI-NPPES
00G344320MedicaidCA
110076517OtherCAMEDICARE RAILROAD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RX0202XInternal Medicine - Medical Oncology G34432 (California)Primary
207RH0000XInternal Medicine - Hematology G34432 (California)Secondary

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. Martin Donald Rubenstein allows following entities to bill medicare on his behalf.
Entity NameStanford Health Care
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437292927
PECOS PAC ID: 6709797491
Enrollment ID: O20031124000348
Entity NameUniversity Healthcare Alliance
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760531198
PECOS PAC ID: 6305748799
Enrollment ID: O20040126000292

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. Martin Donald Rubenstein 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
Martin Donald Rubenstein, MD
50 E Hamilton Ave, Ste 200,
Campbell, CA 95008

Ph: (408) 376-2300
Martin Donald Rubenstein, MD
50 E Hamilton Ave, Ste 200,
Campbell, CA 95008

Ph: (408) 376-2300

Reviews and Comments


Internal Medicine Doctors in Campbell, CA

Anne Rieko Uyei, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 50 E Hamilton Ave, Ste 200, Campbell, CA 95008
Phone: 408-376-2300    Fax: 408-376-2316
Anuradhika Kandula, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 E Hamilton Ave Ste 280, Campbell, CA 95008
Phone: 408-227-2646    Fax: 408-227-2663
Tatiana Vladimirovna Sams, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 E Hamilton Ave Ste 280, Campbell, CA 95008
Phone: 408-227-2646    
Sailaja Rani Bommakanti, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 E Hamilton Ave Ste 120, Campbell, CA 95008
Phone: 408-357-1410    Fax: 408-357-1421
Philip S. Creger, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 220 E Hacienda Ave, Campbell, CA 95008
Phone: 408-236-6400    
Nathalie Anne Brophy, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 50 E Hamilton Ave, Ste 200, Campbell, CA 95008
Phone: 408-376-2300    Fax: 408-376-2316
Sangeetha Balasubramanian, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 E Hamilton Ave Ste 200, Campbell, CA 95008
Phone: 408-866-1135    Fax: 408-866-7926

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.