NPI age
20 years
Enumerated 2006-02-10
● Active
Type 1 · Individual
Isaac B Annan, MD
Annan is 1 of 16 psychiatry & neurology providers in MacOn and 1 of 681 in Georgia.
Primary specialty
Psychiatry & Neurology
Plus 5 subspecialties
Licensed in
GA, IL, WI, MN, PA
5 states
Status
Active
No deactivations on record
Last NPPES update
2023-12-01
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 681 active psychiatry & neurology providers in Georgia.
NPI age
20 years
↑ 3 yr above median (17 yr)
State licenses
5 states
Top 81% — 18% of peers are multi-state
Subspecialties
2
In the 35% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-02Enumerated in NPPES
2006
2026
Where they practice
Practice location
350 Hospital Dr
MacOn, GA 312173838
Mailing address
640 E Oregon Rd
Lititz, PA 175439202
Additional practice locations
3 secondary locations on file with NPPES.
Location 2
640 E Oregon Rd
Lititz, PA 175439202
Location 3
1836 South Ave
La Crosse, WI 546015429
Location 4
3200 E Racine St
Janesville, WI 535462343
Specialties
-
Psychiatry & Neurology PrimaryA Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
-
Psychiatry & NeurologyA neurologist or child neurologist who specializes in the diagnosis and management of disorders of nerve, muscle or neuromuscular junction, including amyotrophic lateral sclerosis, peripheral neuropathies (e.g., diabetic and immune...
-
SpecialistAn 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.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (WI) | 1336112234 |
Multi-state credentialing: Licensed in 5 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 171 other active providers share this practice address in NPPES.
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