NPI age
12 years
Enumerated 2013-10-23
● Active
Type 1 · Individual
William A Nicholas
Nicholas is 1 of 5 physician assistant providers in Royse City and 1 of 11022 in Texas.
Primary specialty
Physician Assistant
Plus 1 subspecialty
Licensed in
TX, CO
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-07-21
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 11022 active physician assistant providers in Texas.
NPI age
12 years
↑ 2 yr above median (10 yr)
State licenses
2 states
Top 92% — 7% of peers are multi-state
Subspecialties
1
In the 23% of peers with subspecialties
NPI lifetime · 2013 → 2026
2013-10Enumerated in NPPES
2013
2026
Where they practice
Practice location
576 W Interstate 30
Royse City, TX 751897538
Mailing address
576 W Interstate 30
Royse City, TX 751897538
Specialties
-
Physician Assistant PrimaryA physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally...
-
Physician AssistantDefinition to come...
Practice context
Solo or small practice. No 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.