NPI age
19 years
Enumerated 2006-08-19
● Active
Type 1 · Individual
DR. Estelle F. Zandstra, DDS
Zandstra is 1 of 1 dentist providers in Alpharetta and 1 of 113 in Georgia.
Primary specialty
Dentist
Licensed in
GA
1 state
Status
Active
No deactivations on record
Last NPPES update
2020-05-22
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 113 active dentist providers in Georgia.
NPI age
19 years
≈ at median (19 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
0
40% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-08Enumerated in NPPES
2006
2026
Where they practice
Practice location
3400-C Old Milton Parkway, Suite 370
Alpharetta, GA 30005
Mailing address
3400-C Old Milton Parkway, Suite 370
Alpharetta, GA 30005
Specialties
-
Dentist PrimaryThat branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and...
Practice context
Part of a multi-provider practice. 4 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.