Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Nicholson, MSN, CRNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1225431323

William Nicholson, MSN, CRNP is a Psychiatric/Mental Health Nurse Practitioner in Birmingham, Alabama. Practices as a sole proprietor. Licensed in Alabama.

Licensed in
AL
In the registry since
2014
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
CRNP — Certified Registered Nurse Practitioner
The title Pennsylvania and some other states use for a nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

700 19th St S
Birmingham, AL 35233-1927
Phone: (205) 933-8101
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 1-127769 (AL)

Record details

NPI number1225431323
Entity typeIndividual (Type 1)
GenderMale
Credentials MSN , CRNP
Sole proprietorYes
NPI enumeratedOctober 2, 2014
Last updated in NPPESOctober 2, 2014

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