NPI age
19 years
Enumerated 2007-02-14
● Active Type 2 · Organization
Vainer & Vainer Nephrology
Vainer & Vainer Nephrology is 1 of 1881 specialist organizations in Georgia.
Primary specialty
Specialist
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Vainer
Owner
Last NPPES update
2016-06-30
Source: monthly bulk 2026-05
How this organization compares
Across 1881 active specialist providers in Georgia.
NPI age
19 years
≈ at median (19 yr)
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2007 → 2026
2007-02Enumerated in NPPES
2007
2026
Where they practice
Primary practice location
5667 Peachtree Dunwoody Rd, Suite 380
Atlanta, GA 303421725
Mailing address
5667 Peachtree Dunwoody Rd, Suite 380
Atlanta, GA 303421725
Authorized official
Alon Vainer, MD
Owner
📞 4042554347
Individual providers at this organization
5 individual providers on file at this primary practice address.
- Katherine Casey, AGACNP-BC Nurse Practitioner NPI 1710357108
- Jennifer Holl, M.D. Colon & Rectal Surgery NPI 1336460922
- Adam Holzwarth, DPT Physical Therapist NPI 1033656806
- Colleen Potts, RN Registered Nurse NPI 1336574714
- Gie Yu, MD Colon & Rectal Surgery NPI 1962608448
Specialties
-
Specialist PrimaryAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Practice context
Multi-provider organization. 5 individual providers on file at this primary address.
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- 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.