Kelsey Arver Thelen

FNP, PMHNP | Nurse Practitioner - Psych/Mental Health | 6+ years Exp

4136 Legacy Pkwy, Lansing
  Michigan, 48911-4265
517-492-0517
Accepts Medicare Nurse Anesthetist in Lansing, Michigan.
Kelsey Arver Thelen is a Lansing, Michigan based nurse practitioner with 6 years of experience in Psych/Mental Health. She completed her graduation in 2019. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Kelsey Arver Thelen is 4704303773 for Psych/Mental Health in Michigan. Her current practice location is 4136 Legacy Pkwy, Lansing. Patients can reach her at 517-492-0517 or can fax her at 517-882-3633. Kelsey Arver Thelen is FNP, PMHNP with specialization in Psych/Mental Health and her NPI number (Unique professional ID assigned by NPPES) is 1447899745.
Kelsey Arver Thelen provides a full range of primary mental health care services, including biopsychosocial assessment and diagnosis of patients with mental illness and co-occurring disorders. Treatment modalities include both medication and psychotherapeutic management. Psych/Mental Health Nurse Practitioner (PMHNP) works in a variety of settings, including inpatient, emergency and community-based mental health services.
Complete Profile:
Kelsey Arver Thelen speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Kelsey Arver Thelen
Specialization: Psych/Mental Health Nurse Practitioner (PMHNP)
Gender:Female
Credentials: FNP, PMHNP
Experience: 6+ years
Medical School Attended:Other
Graduation Year:2019
Accepts Medicare Assignment:Yes
Practice Address:4136 Legacy Pkwy, Lansing,
Michigan, 48911-4265
Phone:517-492-0517
Fax:517-882-3633
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
PAC ID: 9234567173
Enrollment ID: I20200309000054
NPI Number: 1447899745
NPI Enumeration Date: 03 Jan, 2020
NPI Last Update On: 10 Nov, 2025

Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Kelsey Arver Thelen are as mentioned below.
License NumberSpecializationStateStatus
4704303773Psych/Mental Health MichiganPrimary
4704303773Family MichiganSecondary
Hospital Affiliation:
NPs can be affiliated to many hospitals whom they worked with in the past or are presently working with. One NP can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) State Hospital Type
(231326)Saint johns, MICritical Access Hospital
Group Practice:
Group practices are practice of medicine by a group of NPs who share their premises and other resources. Following list states all the group name with which Kelsey Arver Thelen is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Sparrow Clinton Hospital (5395658850)21
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Kelsey Arver Thelen
877 Cedar Trl,
Fowler, Michigan
Zip: 48835-9140
Phone Number: 269-830-7665
Patients can reach Kelsey Arver Thelen at 4136 Legacy Pkwy, Lansing, Michigan or can call to book an appointment on 517-492-0517.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.