Dr Louis C Garrot, MD - Medicare Hematology/oncology in Marietta, GA

Dr Louis C Garrot, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Marietta, Georgia. He graduated from medical school in 1999 and has 25 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Nsh Cancer Institute Professional Services G Llc and his current practice location is 790 Church St Ne, Suite 335, Marietta, Georgia. You can reach out to his office (for appointments etc.) via phone at (770) 590-8311.

Dr Louis C Garrot is licensed to practice in Georgia (license number 59157) 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 1609941335.

Contact Information

Dr Louis C Garrot, MD
790 Church St Ne, Suite 335,
Marietta, GA 30060-7282
(770) 590-8311
(770) 590-8313

Map and Direction




Physician's Profile

Full NameDr Louis C Garrot
GenderMale
SpecialityHematology/oncology
Experience25 Years
Location790 Church St Ne, Marietta, Georgia
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 Louis C Garrot graduated from medical school in 1999
  NPI Data:
  • NPI Number: 1609941335
  • Provider Enumeration Date: 11/21/2006
  • Last Update Date: 08/07/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9931209673
  • Enrollment ID: I20070711000335

Medical Identifiers

Medical identifiers for Dr Louis C Garrot such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1609941335NPI-NPPES
127339013DMedicaidGA
127339013EMedicaidGA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 59157 (Georgia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northside HospitalAtlanta, GAHospital
Northside Hospital CherokeeCanton, GAHospital
Wellstar Kennestone HospitalMarietta, GAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Nsh Cancer Institute Professional Services G Llc0840443164106

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 Louis C Garrot allows following entities to bill medicare on his behalf.
Entity NameNsh Cancer Institute Professional Services G Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1144571381
PECOS PAC ID: 0840443164
Enrollment ID: O20130128000225

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 Louis C Garrot 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 Louis C Garrot, MD
1835 Savoy Dr, Suite 300,
Atlanta, GA 30341-1072

Ph: (770) 590-8311
Dr Louis C Garrot, MD
790 Church St Ne, Suite 335,
Marietta, GA 30060-7282

Ph: (770) 590-8311

Reviews and Comments


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Dr. Joanne Zhiwen Zhu, M.D.
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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).

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