Dr Dennis Hwang, MD - Medicare Internal Medicine in Fontana, CA

Dr Dennis Hwang, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Fontana, California. He went to University Of Illinois College Of Med (chi/peor/rock/chm-urb) and graduated in 1999 and has 25 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 9985 Sierra Ave, Fontana, California. You can reach out to his office (for appointments etc.) via phone at (310) 597-9115.

Dr Dennis Hwang is licensed to practice in New York (license number 239832) 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 1902928179.

Contact Information

Dr Dennis Hwang, MD
9985 Sierra Ave,
Fontana, CA 92335-6720
(310) 597-9115
Not Available



Physician's Profile

Full NameDr Dennis Hwang
GenderMale
SpecialityInternal Medicine
Experience25 Years
Location9985 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:
  • Dr Dennis Hwang attended and graduated from University Of Illinois College Of Med (chi/peor/rock/chm-urb) in 1999
  NPI Data:
  • NPI Number: 1902928179
  • Provider Enumeration Date: 04/06/2007
  • Last Update Date: 11/23/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6204916844
  • Enrollment ID: I20090501000318

Medical Identifiers

Medical identifiers for Dr Dennis Hwang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902928179NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 239832 (New York)Primary

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. Dr Dennis Hwang 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. Dr Dennis Hwang 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
Dr Dennis Hwang, MD
9985 Sierra Ave,
Fontana, CA 92335-6720

Ph: () -
Dr Dennis Hwang, MD
9985 Sierra Ave,
Fontana, CA 92335-6720

Ph: (310) 597-9115

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Internal Medicine Doctors in Fontana, CA

Nainesh K. Gandhi, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 9985 Sierra Ave, Fontana, CA 92335
Phone: 866-454-3485    
Blanca E. Viramontes, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Dr. Paymon Mesgarzadeh, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 9985 Sierra Ave, Fontana, CA 92335
Phone: 909-427-5000    
Kathryn Chang Lin, MD
Pulmonary Disease
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
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Tommy Tiong Hien Oei, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    
Edmond C. Hui, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 9961 Sierra Ave, Fontana, CA 92335
Phone: 909-427-3910    

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