Dr Samuel Neal Marcus, MD - Medicare Gastroenterology in Mountain View, CA

Dr Samuel Neal Marcus, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Mountain View, California. He graduated from medical school in 1977 and has 47 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 2490 Hospital Dr, Suite 211, Mountain View, California. You can reach out to his office (for appointments etc.) via phone at (650) 988-7488.

Dr Samuel Neal Marcus is licensed to practice in California (license number A50154) 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 1396717740.

Contact Information

Dr Samuel Neal Marcus, MD
2490 Hospital Dr, Suite 211,
Mountain View, CA 94040
(650) 988-7488
(650) 988-7486

Map and Direction




Physician's Profile

Full NameDr Samuel Neal Marcus
GenderMale
SpecialityGastroenterology
Experience47 Years
Location2490 Hospital Dr, Mountain View, 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 Samuel Neal Marcus graduated from medical school in 1977
  NPI Data:
  • NPI Number: 1396717740
  • Provider Enumeration Date: 02/01/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 9739086034
  • Enrollment ID: I20070511000566

Medical Identifiers

Medical identifiers for Dr Samuel Neal Marcus such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1396717740NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology A50154 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
El Camino HospitalMountain view, CAHospital
Stanford Health CareStanford, CAHospital

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 Samuel Neal Marcus 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 NameBass Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174253405
PECOS PAC ID: 9032111281
Enrollment ID: O20070201000181

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 Samuel Neal Marcus 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 Samuel Neal Marcus, MD
715 Matadero Ave,
Palo Alto, CA 94306-2735

Ph: () -
Dr Samuel Neal Marcus, MD
2490 Hospital Dr, Suite 211,
Mountain View, CA 94040

Ph: (650) 988-7488

Reviews and Comments


Internal Medicine Doctors in Mountain View, CA

Sevwandi De Silva, M.D.
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Phone: 408-900-8077    Fax: 844-965-9436
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Phone: 650-934-7000    
Apurva Marfatia, MD
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Practice Location: 701 E El Camino Real, Medical Staff, Mountain View, CA 94040
Phone: 650-934-7144    

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.