David Thomas Hamilton, MD - Medicare Family Medicine in South San Francisco, CA

David Thomas Hamilton, MD is a medicare enrolled "Family Medicine" physician in South San Francisco, California. His current practice location is 395 Oyster Point Blvd Ste 512, South San Francisco, California. You can reach out to his office (for appointments etc.) via phone at (650) 826-2945.

David Thomas Hamilton is licensed to practice in California (license number A161487) 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 1942734082.

Contact Information

David Thomas Hamilton, MD
395 Oyster Point Blvd Ste 512,
South San Francisco, CA 94080-1973
(650) 826-2945
(844) 832-6330

Map and Direction




Physician's Profile

Full NameDavid Thomas Hamilton
GenderMale
SpecialityFamily Medicine
Location395 Oyster Point Blvd Ste 512, South San Francisco, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1942734082
  • Provider Enumeration Date: 04/15/2017
  • Last Update Date: 10/29/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7012347693
  • Enrollment ID: I20200422001763

Medical Identifiers

Medical identifiers for David Thomas Hamilton such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1942734082NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine A161487 (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. David Thomas Hamilton allows following entities to bill medicare on his behalf.
Entity NameJm Geiss Do Apc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063825289
PECOS PAC ID: 6103044078
Enrollment ID: O20140919001932
Entity NameLandmark Medical Of California Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457728669
PECOS PAC ID: 1951603620
Enrollment ID: O20160112002458

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. David Thomas Hamilton 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
David Thomas Hamilton, MD
28 Country Club Dr,
Mill Valley, CA 94941-1210

Ph: (415) 250-4262
David Thomas Hamilton, MD
395 Oyster Point Blvd Ste 512,
South San Francisco, CA 94080-1973

Ph: (650) 826-2945

Reviews and Comments


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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.