Dr Gary A Greensweig, DO - Medicare Family Medicine in Belmont, CA

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Dr Gary A Greensweig, DO is a medicare enrolled "Family Medicine" physician in Belmont, California. His current practice location is 1301 Shoreway Rd, Ste. 100, Belmont, California. You can reach out to his office (for appointments etc.) via phone at (650) 596-7000.

Dr Gary A Greensweig is licensed to practice in California (license number 20A4368) 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 1518970409.

Contact Information

Dr Gary A Greensweig, DO
1301 Shoreway Rd, Ste. 100,
Belmont, CA 94002-4151
(650) 596-7000
(650) 596-7093

Map and Direction




Physician's Profile

Full NameDr Gary A Greensweig
GenderMale
SpecialityFamily Medicine
Location1301 Shoreway Rd, Belmont, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1518970409
  • Provider Enumeration Date: 08/14/2006
  • Last Update Date: 12/11/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 5294763173
  • Enrollment ID: I20050801001302

Medical Identifiers

Medical identifiers for Dr Gary A Greensweig such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518970409NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 20A4368 (California)Primary

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 Gary A Greensweig allows following entities to bill medicare on his behalf.
Entity NameDignity Health Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700803418
PECOS PAC ID: 7810800661
Enrollment ID: O20031107000709

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 Gary A Greensweig 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 Gary A Greensweig, DO
170 Alameda De Las Pulgas, Attn: Sondra Weeks; Hospital Administration,
Redwood City, CA 94062-2751

Ph: (650) 367-5817		Dr Gary A Greensweig, DO
1301 Shoreway Rd, Ste. 100,
Belmont, CA 94002-4151

Ph: (650) 596-7000

Reviews and Comments


Family Medicine Doctors in Belmont, CA

Dr. Jolly Philip,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1301 Shoreway Rd Ste 100, Belmont, CA 94002
Phone: 650-596-7000    Fax: 650-596-7093
Nina Momoko Lippey, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1301 Shoreway Rd Ste 100, Belmont, CA 94002
Phone: 650-596-7000    Fax: 650-596-7093
Dr. Uyen Thuc Le, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1301 Shoreway Rd Ste 100, Belmont, CA 94002
Phone: 650-596-7000    Fax: 650-596-7093
Dr. Adil K Jadallah, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1301 Shoreway Rd, Suite 100, Belmont, CA 94002
Phone: 650-596-7000    Fax: 650-596-7093
Matthew Yu, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1301 Shoreway Rd Ste 100, Belmont, CA 94002
Phone: 650-596-7000    

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.