Ariel Marks, MD - Medicare Emergency Medicine in Redwood City, CA

Ariel Marks, MD is a medicare enrolled "Emergency Medicine" physician in Redwood City, California. He went to Albert Einstein College Of Medicine Of Yeshiva University and graduated in 1994 and has 30 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Cep America - California and his current practice location is 170 Alameda De Las Pulgas, Redwood City, California. You can reach out to his office (for appointments etc.) via phone at (650) 367-5541.

Ariel Marks is licensed to practice in California (license number A54588) 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 1568552438.

Contact Information

Ariel Marks, MD
170 Alameda De Las Pulgas,
Redwood City, CA 94062-2751
(650) 367-5541
Not Available

Map and Direction




Physician's Profile

Full NameAriel Marks
GenderMale
SpecialityEmergency Medicine
Experience30 Years
Location170 Alameda De Las Pulgas, Redwood City, 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:
  • Ariel Marks attended and graduated from Albert Einstein College Of Medicine Of Yeshiva University in 1994
  NPI Data:
  • NPI Number: 1568552438
  • Provider Enumeration Date: 10/13/2006
  • Last Update Date: 10/10/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 0042399040
  • Enrollment ID: I20080501000615

Medical Identifiers

Medical identifiers for Ariel Marks such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568552438NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A54588 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sequoia HospitalRedwood city, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cep America - California6103739131974

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. Ariel Marks allows following entities to bill medicare on his behalf.
Entity NameCep America - California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023063542
PECOS PAC ID: 6103739131
Enrollment ID: O20031106000520

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. Ariel Marks 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
Ariel Marks, MD
2100 Powell St, Ste 400,
Emeryville, CA 94608-1826

Ph: (510) 350-2600
Ariel Marks, MD
170 Alameda De Las Pulgas,
Redwood City, CA 94062-2751

Ph: (650) 367-5541

Reviews and Comments


Emergency Medicine Doctors in Redwood City, CA

Sean Edwin Bourke, M.D
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 170 Alameda De Las Pulgas, Redwood City, CA 94062
Phone: 650-369-5811    
Kirsten M. Stewart, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
Andrea G. Roberts, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
George Bulloch Iii, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
Adam J. Landsdorf, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1150 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
My Tuyet Tran, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1100 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    
Dimyana A Abdelmalek, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1100 Veterans Blvd, Redwood City, CA 94063
Phone: 650-299-2000    

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.