“She's up to date on current medical practices, listens attentively, is nonjudgmental and really cares about finding ways to improve your overall health.”
Jackie
Waterloo, IA
Concierge functional medicine in Waterloo.
Prévant Health is a virtual concierge practice caring for adults and families across Iowa — from Waterloo and Cedar Falls to smaller communities around Black Hawk County. Root-cause medicine, delivered from your living room.
- 5.0★ patient-rated
- Board-certified NP
- Menopause Society Certified
- HSA/FSA eligible
- Virtual visits
Direct access to your dedicated Provider
Same-week virtual visits, no rushed appointments
Direct provider messaging and texting between visits
Where We Care for Patients
Serving Waterloo, Black Hawk County — and neighboring Cedar Falls, Evansdale, Hudson, and La Porte City.
Prévant is fully virtual, so patients across Black Hawk County and the surrounding area receive the same concierge-level functional medicine care — from wherever home is.
Is this you?
What Waterloo patients come to Prévant for.
How Virtual Care Works in Iowa
Three steps, all from home or office.
1. Meet Erin by video
Every visit is 30–60 minutes — no waiting rooms, no drive across Iowa.
2. Labs at home or the office
A Getlabs mobile phlebotomist comes to you and delivers samples to Labcorp or Quest. Prefer a walk-in? Draw sites in Waterloo, Cedar Falls, and everywhere in between.
3. Care coordinated near you
Your personalized plan is coordinated with providers and services near you in Iowa.
One Relationship · Every System
The reasons Waterloo patients come to Prévant.
Waterloo · Free 15-Min Consult
Talk to Erin before you commit. No pressure.
See if Prévant is the right fit for what you're navigating in Waterloo — hormones, cognition, longevity, or all of the above.
No obligation · HSA/FSA eligible · Under 60 seconds to book
Your Provider
Erin Phamvan
UCLA BS · Vanderbilt MSN · Menopause Society Certified · IFM-Trained · ReCODE 2.0
Erin is a board-certified nurse practitioner and Menopause Society Certified Practitioner (MSCP) with advanced training through the Institute for Functional Medicine and Apollo Health's ReCODE 2.0 cognitive-prevention protocol.
Patient Reviews
5.0★ on Healthgrades.
"She's up to date on current medical practices, listens attentively, is nonjudgmental and really cares about finding ways to improve your overall health."
"Erin really personalized my care and would sit with me during our visits to make sure every question or concern I had was addressed."
"She listens with pure intention, makes you feel heard and seen, and deeply cares about getting to the root of problems."
Common Questions
Everything you'd ask on the call.
Common draw sites include Quest — Waterloo, Labcorp — Cedar Falls. Any Quest or Labcorp near you works.
A modern digital experience
Your care, in your pocket.
The Prévant Health mobile app and HIPAA-compliant patient portal put your entire care experience in one place.
- Appointments
- Direct provider messaging and texting between visits
- Virtual visits
- Medications
- Lab results
- Care plans
- Billing
- Announcements
5.0 ★ patient-rated care
Board-certified NP · Menopause Society Certified
Root-cause, evidence-based care
Virtual visits · HSA/FSA eligible
Waterloo, IA · Book Your Free Consultation
Ready to feel better in Waterloo?
Our patient roster is intentionally smaller and opens monthly. Start with a complimentary 15-minute consult — bookable right now — to see if we're the right fit for what you're navigating in Waterloo.
What patients say
5.0 ★ across patient verified reviews
“I mean it when I say that I found my forever doctor — she genuinely cares about women and seeing them healthy and informed.”
Julia
“Erin really personalized my care and would sit with me during our visits to make sure every question or concern I had was addressed.”
Erin Johnson
“Every single question I had was patiently and comprehensively answered. I left feeling informed, supported, and secure in my treatment.”
Rachel
“Erin is very knowledgeable, and communicates well with patients, addressing concerns in a clear and timely manner.”
Tammy Reid
“She listens with pure intention, makes you feel heard and seen, and deeply cares about getting to the root of problems.”
Jackie S.
“Erin is extremely thorough. She asks all necessary questions to get to the root cause.”
Anonymous
“Erin made me feel as though she'd been seeing me for a long time — kind, informative, and empathetic.”
Sherondia Sullivan
“She takes the time to truly understand my unique situation and make me feel heard.”
Anonymous
“She's very helpful and kind — I'd recommend her for anyone looking for a reliable go-to for women's health.”
Jayne Alexander
“Erin is so knowledgeable and passionate about women's health, and she takes the time to listen.”
Kalie
“She did a great job!”
Val
“Erin is so wonderful, understanding, and knowledgeable — she truly cares about her patients.”
Kaley
“She takes the time to talk through all of your concerns and options — knowledgeable and enthusiastic about her field.”
Becky
“She's up to date on current medical practices, listens attentively, is nonjudgmental and really cares about finding ways to improve your overall health.”
Jackie
“I mean it when I say that I found my forever doctor — she genuinely cares about women and seeing them healthy and informed.”
Julia
“Erin really personalized my care and would sit with me during our visits to make sure every question or concern I had was addressed.”
Erin Johnson
“Every single question I had was patiently and comprehensively answered. I left feeling informed, supported, and secure in my treatment.”
Rachel
“Erin is very knowledgeable, and communicates well with patients, addressing concerns in a clear and timely manner.”
Tammy Reid
“She listens with pure intention, makes you feel heard and seen, and deeply cares about getting to the root of problems.”
Jackie S.
“Erin is extremely thorough. She asks all necessary questions to get to the root cause.”
Anonymous
“Erin made me feel as though she'd been seeing me for a long time — kind, informative, and empathetic.”
Sherondia Sullivan
“She takes the time to truly understand my unique situation and make me feel heard.”
Anonymous
“She's very helpful and kind — I'd recommend her for anyone looking for a reliable go-to for women's health.”
Jayne Alexander
“Erin is so knowledgeable and passionate about women's health, and she takes the time to listen.”
Kalie
“She did a great job!”
Val
“Erin is so wonderful, understanding, and knowledgeable — she truly cares about her patients.”
Kaley
“She takes the time to talk through all of your concerns and options — knowledgeable and enthusiastic about her field.”
Becky
Book Your Free Consult
Take the first step toward a longer healthspan.
Three quick steps to book your free consult in under a minute.