Gautami Agastya, MD - Medicare Internal Medicine in Tracy, CA

Gautami Agastya, MD is a medicare enrolled "Internal Medicine" physician in Tracy, California. She graduated from medical school in 1991 and has 33 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Gautami Agastya Md Inc and her current practice location is 652 W 11th St, Suite 137, Tracy, California. You can reach out to her office (for appointments etc.) via phone at (209) 833-7555.

Gautami Agastya is licensed to practice in California (license number C51385) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1356312516.

Contact Information

Gautami Agastya, MD
652 W 11th St, Suite 137,
Tracy, CA 95376-3869
(209) 833-7555
(209) 833-7518

Map and Direction




Physician's Profile

Full NameGautami Agastya
GenderFemale
SpecialityInternal Medicine
Experience33 Years
Location652 W 11th St, Tracy, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Gautami Agastya graduated from medical school in 1991
  NPI Data:
  • NPI Number: 1356312516
  • Provider Enumeration Date: 01/27/2006
  • Last Update Date: 06/05/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 3577477223
  • Enrollment ID: I20031219000693

Medical Identifiers

Medical identifiers for Gautami Agastya such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356312516NPI-NPPES
00C513850MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine C51385 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sutter Tracy Community HospitalTracy, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Gautami Agastya Md Inc33756053482

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. Gautami Agastya allows following entities to bill medicare on her behalf.
Entity NameGautami Agastya Md Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659540870
PECOS PAC ID: 3375605348
Enrollment ID: O20090806000743

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. Gautami Agastya 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
Gautami Agastya, MD
652 W 11th St, Suite 137,
Tracy, CA 95376-3869

Ph: (209) 833-7555
Gautami Agastya, MD
652 W 11th St, Suite 137,
Tracy, CA 95376-3869

Ph: (209) 833-7555

Reviews and Comments


Internal Medicine Doctors in Tracy, CA

Khun Zaw Htet Aung, MD
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Practice Location: 2185 W Grant Line Rd, Tracy, CA 95377
Phone: 209-839-3200    
Juan Jose Juvenal Vergara Saavedra, M.D.
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Practice Location: 2151 W Grant Line Rd, Tracy, CA 95377
Phone: 209-832-0535    
James G. Stephen, MD
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Phone: 209-839-3200    
Dr. Usman M Ali, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 2160 W Grant Line Rd, Ste 230, Tracy, CA 95377
Phone: 209-832-8700    Fax: 209-832-2210
Robert R Williams, M.D.
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Medicare: Medicare Enrolled
Practice Location: 2151 W Grant Line Rd, Tracy, CA 95377
Phone: 209-832-0535    
Dr. Praveena N Sarma, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 652 W 11th St Ste 137, Tracy, CA 95376
Phone: 209-833-0998    Fax: 209-832-3006
Michael D Hurst, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 632 W 11th St, Suite 119, Tracy, CA 95376
Phone: 209-832-5500    Fax: 209-832-5505

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.