● Active Type 2 · Organization
Altergyn, Llc
General Practice·Marietta, GA· NPI 1851861660
·
Enumerated 2018 · 7 years on NPI
Altergyn, Llc is 1 of 661 general practice organizations in Georgia.
NPI age
7 years
Enumerated 2018-12-05
Primary specialty
General Practice
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Granger
M.d./owner
Last NPPES update
2021-12-01
Source: monthly bulk 2026-05
How this organization compares
Across 661 active general practice providers in Georgia.
NPI age
7 years
↓ 7 yr below median
Practice locations
1
0 secondary on file
NPI lifetime · 2018 → 2026
2018-12Enumerated in NPPES
2018
2026
Where they practice
Primary practice location
1521 Johnson Ferry Rd Ste 135
Marietta, GA 300626408
📞 6782472115fax 4043938059
Mailing address
1521 Johnson Ferry Rd Ste 135
Marietta, GA 300626408
📞 6782472115fax 4043938059
Authorized official
James Rochester Granger, M.D.
M.d./owner
📞 6782472115
Individual providers at this organization
1 individual provider on file at this primary practice address.
Identifiers
| Type | Value | Notes |
| 01 (GA) |
1073714580 |
GENERAL PRACTICE |
Other names on file (2)
Doing-business-as, former, and alternate names recorded by NPPES.
Practice context
Multi-provider organization.
1 individual provider on file at this primary address.
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How to verify this organization
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.