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About

Nan Ambrosy is board certified as a psychiatric clinical nurse specialist and psychiatric nurse practitioner, with more than 16 years of experience as an advanced practice nurse. She started out her career as a nurse and worked in that specialty for more than 20 years. Ms. Ambrosy treats patients of all ages, and has a unique experience working with members of the military, veterans and college students. 

Services & Specialties

Areas of Specialization

  • Behavioral and Mental Health
  • Virtual Visits

Conditions Treated

  • Behavioral Health Care
  • Psychiatry

Locations & Contact

Primary Location

MercyOne Waterloo Behavioral Health Care

2750 St. Francis Drive
Waterloo , IA 50702

View hours
Monday
8:00am - 5:00pm
Tuesday
8:00am - 5:00pm
Wednesday
8:00am - 5:00pm
Thursday
8:00am - 5:00pm
Friday
8:00am - 5:00pm
MercyOne Waterloo Behavioral Health Care

MercyOne Oelwein Behavioral Health Care

129 8th Avenue Southeast
Oelwein , IA 50662

MercyOne Oelwein Behavioral Health Care

Insurances Accepted

  • Aetna Com
  • Aetna MA
  • Amerigroup
  • Centivo
  • Humana
  • Logistics Health Incorporated (LHI)
  • MediGold
  • Multiplan
  • Naphcare
  • Oscar
  • Preferred Health Choice
  • UBH
  • UHC Com
  • UHC MA
  • VACCN
  • Wellmark Com
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Education & Certifications

Education

Psychiatric Nurse Practitioner:
Wichita State University - Wichita, Kansas

Master of Science in Nursing:
Wichita State University - Wichita Kansas

Doctorate of Nursing Practice:
Graceland University - Independence, Missouri

Diploma in Practical Nursing:
Hawkeye Community College - Waterloo, Iowa

Associate Degree in Nursing:
Baker University - Topeka, Kansas

Board Certifications

Nurse Practitioner, Psychiatric & Mental Health, American Nurses Credentialing Center

Provider Ratings

The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn More >

4.5 out of 5

(56 ratings)

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

6 Reviews

12/10/2024

I had an appointment, however it was at least 20 minutes late

12/10/2024

Nan is so personable, efficient, thorough & a tremendous educational resource as she is very informative. I appreciate her holistic wellness approach, knowledge of health transitions as we age, & mental health experience

10/22/2024

Nan is a tremendous asset to Mercy One - we need more mental health providers like her!

08/23/2024

Well pleased w pop provider & staff

08/13/2024

As already expressed, Nan always does a great job.

07/16/2024

It took a bit of time to be able to see her, but I was finally able to meet with her it was a very pleasant experience
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