NPI age
19 years
Enumerated 2006-06-13
● Active
Type 1 · Individual
William J Nicholson, MD
Nicholson is 1 of 49 internal medicine providers in Atlanta and 1 of 238 in Georgia.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
GA, PA
2 states
Status
Active
No deactivations on record
Last NPPES update
2022-09-26
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 238 active internal medicine providers in Georgia.
NPI age
19 years
≈ at median (18 yr)
State licenses
2 states
Top 70% — 29% of peers are multi-state
Subspecialties
1
In the 72% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-06Enumerated in NPPES
2006
2026
Where they practice
Practice location
1365 Clifton Rd Ne
Atlanta, GA 303221013
Mailing address
1365 Clifton Rd Ne
Atlanta, GA 303221013
Additional practice locations
1 secondary location on file with NPPES.
Location 2
30 Monument Rd, Ste 1100
York, PA 174035024
Specialties
-
Internal Medicine PrimaryAn area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical...
-
Internal MedicineAn internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (PA) | 101672879 | |
| 01 (PA) | 50065666 | CAPITAL BLUE CROSS |
| 01 (PA) | P00418739 | RAILROAD MEDICARE PIN |
| 01 (PA) | 1877187 | HIGHMARK BLUE SHIELD |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 439 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.
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