Dr Mark F Tsai, MD - Medicare in Northridge, CA

Dr Mark F Tsai, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Northridge, California. His current practice location is 18350 Roscoe Blvd, Suite 210, Northridge, California. You can reach out to his office (for appointments etc.) via phone at (818) 772-2798.

Dr Mark F Tsai is licensed to practice in California (license number A38579) 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 1962566950.

Contact Information

Dr Mark F Tsai, MD
18350 Roscoe Blvd, Suite 210,
Northridge, CA 91325-4109
(818) 772-2798
Not Available

Map and Direction




Physician's Profile

Full NameDr Mark F Tsai
GenderMale
Speciality
Experience Years
Location18350 Roscoe Blvd, Northridge, 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 Mark F Tsai attended and graduated from in
  NPI Data:
  • NPI Number: 1962566950
  • Provider Enumeration Date: 12/21/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for Dr Mark F Tsai such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1962566950NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology A38579 (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. Dr Mark F Tsai 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 Mark F Tsai, MD
18350 Roscoe Blvd, Suite 210,
Northridge, CA 91325-4109

Ph: (818) 772-2798
Dr Mark F Tsai, MD
18350 Roscoe Blvd, Suite 210,
Northridge, CA 91325-4109

Ph: (818) 772-2798

Reviews and Comments


Internal Medicine Doctors in Northridge, CA

Dr. Fares Rabadi, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 18350 Roscoe Blvd, Suite 514, Northridge, CA 91325
Phone: 818-775-0519    Fax: 818-775-0943
Dr. Masoud M Azizad, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 18433 Roscoe Blvd, #208, Northridge, CA 91325
Phone: 818-341-4401    Fax: 818-341-4402
Jean Grant Hawkins, MD FCCP
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 18546 Roscoe Blvd, #308, Northridge, CA 91324
Phone: 818-349-2931    Fax: 818-349-7930
Arthur Jules Lazik, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 19150 Ballinger St, Northridge, CA 91324
Phone: 818-993-0508    
Dr. Richard Fernando Pego, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 17075 Devonshire Street, Suite 201, Northridge, CA 91325
Phone: 818-365-9595    Fax: 818-365-8955
George Sarka, MD, MPH, FACP, FACR
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 18111 Nordhoff St, Csun, Klotz Student Health Center, Northridge, CA 91330
Phone: 818-677-3666    Fax: 818-677-2304
Jerome Gary Davidson, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 18300 Roscoe Blvd, Northridge, CA 91325
Phone: 818-700-2336    Fax: 818-700-2337

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.