Gareth Singh Dulai, MD - Medicare Internal Medicine in Downey, CA

Gareth Singh Dulai, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Downey, California. He went to University Of Michigan Medical School and graduated in 1993 and has 31 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Southern California Permanente Medical Group and his current practice location is 9353 Imperial Hwy, Downey, California. You can reach out to his office (for appointments etc.) via phone at (562) 657-4292.

Gareth Singh Dulai is licensed to practice in California (license number G80828) 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 1164457883.

Contact Information

Gareth Singh Dulai, MD
9353 Imperial Hwy,
Downey, CA 90242-2812
(562) 657-4292
(562) 657-4255

Map and Direction




Physician's Profile

Full NameGareth Singh Dulai
GenderMale
SpecialityInternal Medicine
Experience31 Years
Location9353 Imperial Hwy, Downey, 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:
  • Gareth Singh Dulai attended and graduated from University Of Michigan Medical School in 1993
  NPI Data:
  • NPI Number: 1164457883
  • Provider Enumeration Date: 07/11/2006
  • Last Update Date: 12/08/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7012942303
  • Enrollment ID: I20051005001001

Medical Identifiers

Medical identifiers for Gareth Singh Dulai such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164457883NPI-NPPES
00G808280OtherCAMEDICAL PPIN #

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G80828 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital - DowneyDowney, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southern California Permanente Medical Group60027291757951

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. Gareth Singh Dulai allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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. Gareth Singh Dulai 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
Gareth Singh Dulai, MD
9353 Imperial Hwy, Scpmg, Gi,
Downey, CA 90242-2812

Ph: (562) 657-4292
Gareth Singh Dulai, MD
9353 Imperial Hwy,
Downey, CA 90242-2812

Ph: (562) 657-4292

Reviews and Comments


Internal Medicine Doctors in Downey, CA

Brandon Lui,
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 562-657-9000    
Mr. Nazar Al-bussam, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 11411 Brookshire Ave, Ste 503, Downey, CA 90241
Phone: 562-861-8853    Fax: 562-861-8820
Betzabe M Alday, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 7601 Imperial Hwy, Downey, CA 90242
Phone: 562-803-0124    Fax: 562-803-5569
Dr. Kiran Pandey, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 9333 Imperial Hwy, Downey, Downey, CA 90242
Phone: 877-608-0044    
Sohail Afra, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 9449 Imperial Hwy # C-228, Downey, CA 90242
Phone: 562-657-4958    
Ava Azimi, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 11500 Brookshire Ave, Downey, CA 90241
Phone: 562-904-5000    
Bhavik V Thakkar, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 11525 Brookshire Ave, Suite 400, Downey, CA 90241
Phone: 562-869-4497    Fax: 562-869-6317

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.