NPI age
18 years
Enumerated 2007-10-16
● Active
Type 1 · Individual
DR. Matthew Ryan Haack, M.D.
Haack is 1 of 11 internal medicine providers in Canton and 1 of 539 in Georgia.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
GA, NE
2 states
Status
Active
No deactivations on record
Last NPPES update
2021-04-26
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 539 active internal medicine providers in Georgia.
NPI age
18 years
≈ at median (18 yr)
State licenses
2 states
Top 79% — 20% of peers are multi-state
Subspecialties
2
In the 60% of peers with subspecialties
NPI lifetime · 2007 → 2026
2007-10Enumerated in NPPES
2007
2026
Where they practice
Practice location
460 Northside Cherokee Blvd Ste 130
Canton, GA 301158017
Mailing address
460 Northside Cherokee Blvd Ste 130
Canton, GA 301158017
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex...
-
Internal MedicineA 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,...
-
Internal MedicineAn internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (GA) | 003137391A |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 8 other active providers share this practice address in NPPES.
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