Photo of Marsha Kadlecik

Marsha Kadlecik, PA-C

Functional medicine physician assistant, Sioux Falls, SD

Functional Health Clinic

Marsha Kadlecik is a physician assistant who founded Functional Health Clinic, a cash-pay practice in Sioux Falls, in 2014.

2101 West 41st Street, Suite 113, Sioux Falls, SD 57105
At a glance
Practice model
Cash-pay, no insurance
House calls
Many services

Facts on this page last checked October 2026. How we check doctors

About Marsha Kadlecik

Her practice is built on comprehensive integrative healthcare in the Sioux Falls region. She also spent 15 years as a hospital nurse on medical-surgical, ICU, pediatric, pulmonary, psychiatry and geriatric units. She earned a Licensed Practical Nursing degree at Northeast Community College in Norfolk, Nebraska.

She earned a nursing sciences degree in 1988. She did an internship with the Yankton Sioux Reservation while attending UND. She established Functional Health Clinic in Sioux Falls in 2014.

She runs the clinic as a solo practitioner. The clinic does not participate with major insurance companies, and she practices without outside influence. Her services range from prevention to treating acute and chronic conditions, and include alternative cancer care.

The clinic also offers medical cannabis evaluation, aesthetic rejuvenation, a weight loss program, Botox, fillers, stem cells, and PRP and PRF therapies.

Membership and fees

The clinic accepts no insurance, and all services are paid out of pocket.

Services

Prevention Acute condition care Chronic condition care Alternative cancer care
What functional medicine doctors commonly treat

Education and credentials

Degree
Nursing sciences degree (1988)
College
Northeast Community College, Norfolk, Nebraska (Licensed Practical Nursing degree)
Nursing school
University of South Dakota and Mount Marty College
Internship
Yankton Sioux Reservation
Other certification
PA-C
NPI
1932239902

Hospital and practice affiliations

Founder and solo practitioner, Functional Health Clinic

Location

2101 West 41st Street, Suite 113, Sioux Falls, SD 57105
Functional Health Clinic practice page
Directions

Patient reviews

Be the first to review Marsha Kadlecik.
Write a review

Questions patients ask

Does Marsha Kadlecik take insurance?

No. Functional Health Clinic accepts no insurance, and all services are paid out of pocket.

Is Marsha Kadlecik a doctor?

Kadlecik is a physician assistant, not a physician.

Where did Marsha Kadlecik train?

She earned a Licensed Practical Nursing degree at Northeast Community College in Norfolk, Nebraska. She earned a nursing sciences degree in 1988 at the University of South Dakota and Mount Marty College.

Where is Marsha Kadlecik's office?

She runs Functional Health Clinic at 2101 West 41st Street, Suite 113, Sioux Falls, SD 57105.

Does Marsha Kadlecik offer telehealth?

The clinic offers virtual office visits.

Does Marsha Kadlecik make house calls?

The practice offers house calls for many services.

Are you Marsha Kadlecik? Claim this profile for free. Report a correction.

Ready to contact Functional Health Clinic?