Gregg M Koval, MD - Medicare Internal Medicine in Atlanta, GA

Gregg M Koval, MD is a medicare enrolled "Internal Medicine" physician in Atlanta, Georgia. He went to Emory University School Of Medicine and graduated in 1982 and has 42 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Center For Medicine Endocrinology And Diabetes Llc and his current practice location is 5667 Peachtree Dunwoody Road, Suite 150, Atlanta, Georgia. You can reach out to his office (for appointments etc.) via phone at (404) 256-0775.

Gregg M Koval is licensed to practice in Georgia (license number 025202) 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 1659472363.

Contact Information

Gregg M Koval, MD
5667 Peachtree Dunwoody Road, Suite 150,
Atlanta, GA 30342
(404) 256-0775
(404) 459-8426

Map and Direction




Physician's Profile

Full NameGregg M Koval
GenderMale
SpecialityInternal Medicine
Experience42 Years
Location5667 Peachtree Dunwoody Road, Atlanta, 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:
  • Gregg M Koval attended and graduated from Emory University School Of Medicine in 1982
  NPI Data:
  • NPI Number: 1659472363
  • Provider Enumeration Date: 09/26/2006
  • Last Update Date: 12/02/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 9931288842
  • Enrollment ID: I20111130000776

Medical Identifiers

Medical identifiers for Gregg M Koval such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659472363NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 025202 (Georgia)Secondary
207R00000XInternal Medicine 025202 (Georgia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Guardian Home Care, LlcRoswell, GAHome health agency
Saint Joseph's Hospital Of Atlanta, IncAtlanta, GAHospital
Northside HospitalAtlanta, GAHospital
Emory University Hospital MidtownAtlanta, GAHospital
Emory Decatur HospitalDecatur, GAHospital
Emory Johns Creek HospitalJohns creek, GAHospital
LenbrookAtlanta, GANursing home

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Center For Medicine Endocrinology And Diabetes Llc71139615254

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. Gregg M Koval allows following entities to bill medicare on his behalf.
Entity NameCenter For Medicine Endocrinology & Diabetes Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1639289515
PECOS PAC ID: 7113961525
Enrollment ID: O20050616000566

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. Gregg M Koval 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
Gregg M Koval, MD
5667 Peachtree Dunwoody Road, Suite 150,
Atlanta, GA 30342

Ph: (404) 256-0775
Gregg M Koval, MD
5667 Peachtree Dunwoody Road, Suite 150,
Atlanta, GA 30342

Ph: (404) 256-0775

Reviews and Comments


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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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