Mark Mehrdad Davidson, MD - Medicare Gastroenterology in Los Angeles, CA

Mark Mehrdad Davidson, MD is a medicare enrolled "Internal Medicine" physician in Los Angeles, California. He went to University Of California, Geffen School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 8631 W 3rd St, 1135-e, Los Angeles, California. You can reach out to his office (for appointments etc.) via phone at (310) 855-0222.

Mark Mehrdad Davidson is licensed to practice in California (license number A67586) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1164459178.

Contact Information

Mark Mehrdad Davidson, MD
8631 W 3rd St, 1135-e,
Los Angeles, CA 90048-5901
(310) 855-0222
(310) 652-1905

Map and Direction




Physician's Profile

Full NameMark Mehrdad Davidson
GenderMale
SpecialityGastroenterology
Experience27 Years
Location8631 W 3rd St, Los Angeles, California
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mark Mehrdad Davidson attended and graduated from University Of California, Geffen School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1164459178
  • Provider Enumeration Date: 06/26/2006
  • Last Update Date: 01/29/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 0648261727
  • Enrollment ID: I20040518001588

Medical Identifiers

Medical identifiers for Mark Mehrdad Davidson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164459178NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A67586 (California)Primary
207RG0100XInternal Medicine - Gastroenterology A67586 (California)Secondary
207RI0008XInternal Medicine - Hepatology A67586 (California)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Cedars-sinai Medical CenterLos angeles, CAHospital

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. Mark Mehrdad Davidson allows following entities to bill medicare on his behalf.
Entity NameMark Davidson Md Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033142344
PECOS PAC ID: 1951554591
Enrollment ID: O20130110000502

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. Mark Mehrdad Davidson 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
Mark Mehrdad Davidson, MD
Po Box 7487,
Beverly Hills, CA 90212-7487

Ph: (310) 855-0222
Mark Mehrdad Davidson, MD
8631 W 3rd St, 1135-e,
Los Angeles, CA 90048-5901

Ph: (310) 855-0222

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.