Zeid K Kayali, MD - Medicare Gastroenterology in Rialto, CA

Zeid K Kayali, MD is a medicare enrolled "Internal Medicine" physician in Rialto, California. He graduated from medical school in 1995 and has 29 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Digestive Associates Llp and his current practice location is 2006 N Riverside Ave Ste A, Rialto, California. You can reach out to his office (for appointments etc.) via phone at (909) 883-2999.

Zeid K Kayali is licensed to practice in California (license number A71164) 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 1396777538.

Contact Information

Zeid K Kayali, MD
2006 N Riverside Ave Ste A,
Rialto, CA 92377-4697
(909) 883-2999
(909) 883-2997

Map and Direction




Physician's Profile

Full NameZeid K Kayali
GenderMale
SpecialityGastroenterology
Experience29 Years
Location2006 N Riverside Ave Ste A, Rialto, 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:
  • Zeid K Kayali graduated from medical school in 1995
  NPI Data:
  • NPI Number: 1396777538
  • Provider Enumeration Date: 07/07/2006
  • Last Update Date: 05/16/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9739161993
  • Enrollment ID: I20040602001247

Medical Identifiers

Medical identifiers for Zeid K Kayali such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1396777538NPI-NPPES
GR0100430OtherCAGROUP MEDICAL
1902846306OtherCAGROUP NPI
00A711640MedicaidCA
W18762OtherCAGROUP MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology A71164 (California)Secondary
207R00000XInternal Medicine A71164 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Arrowhead Regional Medical CenterColton, CAHospital
Riverside Community HospitalRiverside, CAHospital
St Bernardine Medical CenterSan bernardino, 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. Zeid K Kayali allows following entities to bill medicare on his behalf.
Entity NameBeaver Medical Group Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1649503319
PECOS PAC ID: 0547164295
Enrollment ID: O20031124000449
Entity NameRegents Of The University Of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811255060
PECOS PAC ID: 8527223304
Enrollment ID: O20120628000360

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. Zeid K Kayali 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
Zeid K Kayali, MD
2006 N Riverside Ave Ste A,
Rialto, CA 92377-4697

Ph: (909) 883-2999
Zeid K Kayali, MD
2006 N Riverside Ave Ste A,
Rialto, CA 92377-4697

Ph: (909) 883-2999

Reviews and Comments


Internal Medicine Doctors in Rialto, CA

Dr. Rogelio Tan Toh, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1850 N Riverside Ave, Suite 240, Rialto, CA 92376
Phone: 909-421-2700    
Dr. Kumaravelu Balasubramaniam, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2006 N Riverside Ave, Ste B, Rialto, CA 92377
Phone: 909-881-3032    Fax: 909-881-0668
Hedyeh Mohajerin Golshan, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 1850 N Riverside Ave, Suite 230, Rialto, CA 92376
Phone: 909-875-1199    Fax: 909-875-1166
Dr. Natasha Alexander, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1851 N Riverside Ave, Rialto, CA 92376
Phone: 909-874-2371    
Dr. Sun Chung Soung, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1734 N Riverside Ave, Suite 2, Rialto, CA 92376
Phone: 909-875-3595    Fax: 909-875-1029
Dr. Victor Guharoy, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2006 N Riverside Ave, Rialto, CA 92377
Phone: 909-644-4033    

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.