NPI age
17 years
Enumerated 2008-06-23
● Active
Type 1 · Individual
DR. Dena S Gewanter, MD
Gewanter is 1 of 186 internal medicine providers in Savannah and 1 of 5027 in Georgia.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
GA, MA, ME
3 states
Status
Active
No deactivations on record
Last NPPES update
2022-01-10
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 5027 active internal medicine providers in Georgia.
NPI age
17 years
≈ at median (18 yr)
State licenses
3 states
Top 89% — 10% of peers are multi-state
Subspecialties
1
In the 32% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-06Enumerated in NPPES
2008
2026
Where they practice
Practice location
5354 Reynolds St Ste 424
Savannah, GA 314056011
Mailing address
Po Box 15849
Savannah, GA 314162549
Additional practice locations
1 secondary location on file with NPPES.
Location 2
118 Northpoint Ave.
Belfast, ME 049150491
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
-
HospitalistHospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (MA) | 154824 | MA REGISTRATION |
Multi-state credentialing: Licensed in 3 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 38 other active providers share this practice address in NPPES.
Recently enumerated nearby: 2 new internal medicine providers have been added in Savannah in the last 180 days.
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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.