Mostafa Tabassomi, MD - Medicare Pulmonary Disease in Valencia, CA

Mostafa Tabassomi, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Valencia, California. He graduated from medical school in 1999 and has 25 years of diverse experience with area of expertise as Pulmonary Disease. His current practice location is 23838 Valencia Blvd Ste 304, Valencia, California. You can reach out to his office (for appointments etc.) via phone at (661) 430-9030.

Mostafa Tabassomi is licensed to practice in California (license number A106160) 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 1003042342.

Contact Information

Mostafa Tabassomi, MD
23838 Valencia Blvd Ste 304,
Valencia, CA 91355-5319
(661) 430-9030
(661) 430-9020

Map and Direction




Physician's Profile

Full NameMostafa Tabassomi
GenderMale
SpecialityPulmonary Disease
Experience25 Years
Location23838 Valencia Blvd Ste 304, Valencia, 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:
  • Mostafa Tabassomi graduated from medical school in 1999
  NPI Data:
  • NPI Number: 1003042342
  • Provider Enumeration Date: 06/01/2009
  • Last Update Date: 02/06/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2365582913
  • Enrollment ID: I20091214000067

Medical Identifiers

Medical identifiers for Mostafa Tabassomi such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003042342NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A106160 (California)Secondary
207RC0200XInternal Medicine - Critical Care Medicine A106160 (California)Secondary
207RP1001XInternal Medicine - Pulmonary Disease A106160 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Henry Mayo Newhall HospitalValencia, CAHospital
Providence Holy Cross Medical CenterMission hills, 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. Mostafa Tabassomi allows following entities to bill medicare on his behalf.
Entity NameMostafa Tabassomi Md Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1568907863
PECOS PAC ID: 7416231147
Enrollment ID: O20170224001550

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. Mostafa Tabassomi 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
Mostafa Tabassomi, MD
25716 Holly Oak Ct,
Valencia, CA 91381-0739

Ph: (310) 463-0987
Mostafa Tabassomi, MD
23838 Valencia Blvd Ste 304,
Valencia, CA 91355-5319

Ph: (661) 430-9030

Reviews and Comments


Internal Medicine Doctors in Valencia, CA

Dr. Gene L Tran, D.O.
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Phone: 661-481-2400    
Dr. Robert Kozlowski, MD
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Phone: 661-284-3100    Fax: 661-290-3310
Dr. Douglas R Gadowski, MD
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Phone: 661-255-2410    Fax: 661-255-8671
Sittiporn Bencharit, M.D.
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Medicare: Medicare Enrolled
Practice Location: 25775 Mcbean Pkwy, Suite 115, Valencia, CA 91355
Phone: 661-255-2420    Fax: 661-259-0552
David Elliott Krieger, M.D.,PH.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 25775 Mcbean Pkwy, Suite 115, Valencia, CA 91355
Phone: 661-255-2420    Fax: 661-259-5741
Arousha Davatgarzadeh, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 26357 Mcbean Pkwy, Valencia, CA 91355
Phone: 661-222-2605    Fax: 661-222-2694

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.