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

Mrs. Sheri Lynn Lehmen, RN, MSN, FNP

Individual provider Family Nurse Practitioner · NPI 1417901802

Mrs. Sheri Lynn Lehmen, RN, MSN, FNP is a Nurse Practitioner in St Peters, Missouri. Qualified in 2005, 21 years ago. Practices with SSM Medical Group Inc, a 560-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
21
Licensed in
MO
In the registry since
2006
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
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

5401 Veterans Memorial Pkwy Ste 101
St Peters, MO 63376-1680
Phone: (636) 939-4820
Fax: (636) 939-0014
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 2001017524 (MO)

Record details

NPI number1417901802
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN , FNP
Sole proprietorNo
NPI enumeratedMay 20, 2006
Last updated in NPPESNovember 6, 2020
Certification dateNovember 6, 2020

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Ssm Medical Group Inc — 560 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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