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

John M Williamson

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1740847946

John M Williamson is a Nurse Practitioner in Westerville, Ohio. Qualified in 2019, 7 years ago. Practices with Serenity Behavioral Health Services, Inc, a 16-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
7
Licensed in
OH
In the registry since
2019
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Practice location Address checks out

5011 Pine Creek Dr
Westerville, OH 43081-4849
Phone: (614) 948-3273
Fax: (855) 740-2025
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence APRN.CNP.025091 (OH)

Record details

NPI number1740847946
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 22, 2019
Last updated in NPPESApril 1, 2025
Certification dateApril 1, 2025
Mailing address810 Tradewind Dr, Westerville, OH 43081-3505

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Serenity Behavioral Health Services, Inc. — 16 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Westerville