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

MS. Megan Samantha Knetzer, FNP

Individual provider Adult Health Nurse Practitioner · NPI 1790301232

MS. Megan Samantha Knetzer, FNP is a Nurse Practitioner in O Fallon, Illinois. Qualified in 2021, 5 years ago. Practices with Signature Medical Group Inc, a 40-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Missouri.

Years since qualifying
5
Licensed in
IL, MO
In the registry since
2020
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

3 Saint Elizabeth Blvd Ste 3900
O Fallon, IL 62269-1282
Phone: (314) 806-1770
Fax: (314) 558-9017
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 209030918 (IL)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence 2021018970 (MO)

Record details

NPI number1790301232
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedJune 20, 2020
Last updated in NPPESMarch 13, 2025
Certification dateMarch 13, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Signature Medical Group Inc — 40 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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