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

Mrs. Mary Katherine Simpson, APRN-PMHNP, BC

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1700801891

Mrs. Mary Katherine Simpson, APRN-PMHNP, BC is a Psychiatric/Mental Health Nurse Practitioner in Bonham, Texas. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2006
What do these letters mean?
BC — Board Certified
Appended to another credential to show current board certification, as in APRN-BC.

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Practice location Address checks out

1201 E 9th St Bldg 1 Mental Health Clinic
Bonham, TX 75418-4059
Phone: (903) 583-6410
Fax: (903) 583-6226
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 609597 (TX)

Record details

NPI number1700801891
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN-PMHNP , BC
Sole proprietorYes
NPI enumeratedJuly 12, 2006
Last updated in NPPESJuly 8, 2007

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