Daniel S Seid, MD - Medicare Internal Medicine in Fontana, CA

Daniel S Seid, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Fontana, California. He graduated from medical school in 1987 and has 37 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 9961 Sierra Ave, Fontana, California. You can reach out to his office (for appointments etc.) via phone at (909) 427-3910.

Daniel S Seid is licensed to practice in California (license number G65516) 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 1053470658.

Contact Information

Daniel S Seid, MD
9961 Sierra Ave,
Fontana, CA 92335-6720
(909) 427-3910
Not Available



Physician's Profile

Full NameDaniel S Seid
GenderMale
SpecialityInternal Medicine
Experience37 Years
Location9961 Sierra Ave, Fontana, 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:
  • Daniel S Seid graduated from medical school in 1987
  NPI Data:
  • NPI Number: 1053470658
  • Provider Enumeration Date: 12/08/2006
  • Last Update Date: 11/30/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 9931261609
  • Enrollment ID: I20081215000683

Medical Identifiers

Medical identifiers for Daniel S Seid such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1053470658NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G65516 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital Fontana/ontarioFontana, CAHospital

Group Practice Association

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

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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. Daniel S Seid 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: 1316979834
PECOS PAC ID: 6002729175
Enrollment ID: O20040126000823

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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. Daniel S Seid 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
Daniel S Seid, MD
9961 Sierra Ave,
Fontana, CA 92335-6720

Ph: (909) 427-3910
Daniel S Seid, MD
9961 Sierra Ave,
Fontana, CA 92335-6720

Ph: (909) 427-3910

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Internal Medicine Doctors in Fontana, CA

Nainesh K. Gandhi, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 9985 Sierra Ave, Fontana, CA 92335
Phone: 866-454-3485    
Blanca E. Viramontes, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Dr. Paymon Mesgarzadeh, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 9985 Sierra Ave, Fontana, CA 92335
Phone: 909-427-5000    
Kathryn Chang Lin, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 16465 Sierra Lakes Pkwy, Ste 245, Fontana, CA 92336
Phone: 909-829-7337    Fax: 909-829-1218
Lih-jiau Chen, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Tommy Tiong Hien Oei, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Edmond C. Hui, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    

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