Mr Romulo De Castro Santos Jr, - Internal Medicine in Colma, CA

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Mr Romulo De Castro Santos Jr, is a Internal Medicine - Hematology & Oncology physician based in Colma, California. Mr Romulo De Castro Santos Jr is licensed to practice in California (license number 95422701) and his current practice location is 7800 El Camino Real Apt 1125, Colma, California. He can be reached at his office (for appointments etc.) via phone at (415) 850-2536.

NPI number for Mr Romulo De Castro Santos Jr is 1376451872 and his current mailing address is 7800 El Camino Real Apt 1125, Colma, California. He does not participate in medicare program and thus does not accept medicare assignments. His NPI Number is 1376451872.

Contact Information

Mr Romulo De Castro Santos Jr,
7800 El Camino Real Apt 1125,
Colma, CA 94014-3178
(415) 850-2536
Not Available

Map and Direction




Physician's Profile

Full NameMr Romulo De Castro Santos Jr
GenderMale
SpecialityInternal Medicine - Hematology & Oncology
Location7800 El Camino Real Apt 1125, Colma, California
Accepts Medicare AssignmentsDoes not participate in Medicare Program. He may not accept medicare assignment.
  NPI Data:
  • NPI Number: 1376451872
  • Provider Enumeration Date: 08/28/2026
  • Last Update Date: 08/28/2026

Medical Identifiers

Medical identifiers for Mr Romulo De Castro Santos Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1376451872NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 95422701 (California)Primary

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. Mr Romulo De Castro Santos Jr is NOT enrolled with medicare and thus cannot prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mr Romulo De Castro Santos Jr,
7800 El Camino Real Apt 1125,
Colma, CA 94014-3178

Ph: Not Available		Mr Romulo De Castro Santos Jr,
7800 El Camino Real Apt 1125,
Colma, CA 94014-3178

Ph: (415) 850-2536

Reviews and Comments



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).

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