Syam P Gaddam, MD - Medicare Gastroenterology in Garden Grove, CA

Syam P Gaddam, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Garden Grove, California. He graduated from medical school in 1981 and has 43 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Digestive And Liver Disease Specialists A Medical Group Inc and his current practice location is 11922 Seacrest Dr, Ste A, Garden Grove, California. You can reach out to his office (for appointments etc.) via phone at (714) 636-9100.

Syam P Gaddam is licensed to practice in California (license number A50714) 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 1275510711.

Contact Information

Syam P Gaddam, MD
11922 Seacrest Dr, Ste A,
Garden Grove, CA 92840-1937
(714) 636-9100
(714) 636-1806

Map and Direction




Physician's Profile

Full NameSyam P Gaddam
GenderMale
SpecialityGastroenterology
Experience43 Years
Location11922 Seacrest Dr, Garden Grove, 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:
  • Syam P Gaddam graduated from medical school in 1981
  NPI Data:
  • NPI Number: 1275510711
  • Provider Enumeration Date: 12/27/2005
  • Last Update Date: 02/12/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 0547169963
  • Enrollment ID: I20040720001636

Medical Identifiers

Medical identifiers for Syam P Gaddam such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1275510711NPI-NPPES
00A507140MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A50714 (California)Secondary
207RG0100XInternal Medicine - Gastroenterology A50714 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ahmc Anaheim Regional Medical CenterAnaheim, CAHospital
St Jude Medical CenterFullerton, CAHospital
Whittier Hospital Medical CenterWhittier, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Digestive And Liver Disease Specialists A Medical Group Inc87299871443

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. Syam P Gaddam allows following entities to bill medicare on his behalf.
Entity NameDigestive And Liver Disease Specialists A Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760469209
PECOS PAC ID: 8729987144
Enrollment ID: O20040105000891

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. Syam P Gaddam 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
Syam P Gaddam, MD
11922 Seacrest Dr, Ste A,
Garden Grove, CA 92840-1937

Ph: (714) 636-9100
Syam P Gaddam, MD
11922 Seacrest Dr, Ste A,
Garden Grove, CA 92840-1937

Ph: (714) 636-9100

Reviews and Comments


Internal Medicine Doctors in Garden Grove, CA

Dr. Tinh Tran, MD
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Phone: 714-898-8888    Fax: 714-901-7580
Dr. Benjamin Navarro, M.D.
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Practice Location: 12751 Harbor Blvd, Garden Grove, CA 92840
Phone: 714-636-7852    Fax: 714-636-0928
Mrs. Adriana Cervantes Longo, M.D.
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Dr. Sarah Jean Strube, DO
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Michael S Finney, M.D.
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Dr. Se-young Lee, M.D.
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Practice Location: 12665 Garden Grove Blvd Ste 203, Garden Grove, CA 92843
Phone: 714-468-5490    
Steve Bui, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 12665 Garden Grove Blvd Ste 211, Garden Grove, CA 92843
Phone: 714-636-2890    

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.