“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
Thyroid & Hashimoto's · New Hampshire
Hashimoto's Specialist in New Hampshire — Virtual Thyroid Doctor
Thyroid & Hashimoto's is expanding to New Hampshire in 2027 — join the interest list for early access. Hashimoto's specialist and virtual thyroid doctor for New Hampshire patients — full thyroid panel, antibodies, reverse T3, and root-cause care beyond 'your TSH is normal.' A virtual concierge functional medicine practice.
- 5.0★ patient-rated
- Board-certified NP
- Menopause Society Certified
- HSA/FSA eligible
- Virtual visits
Start Here
Free 15-min phone consult
Talk with Erin about thyroid & hashimoto's for New Hampshire patients.
Direct access to your dedicated Provider
Same-week virtual visits, no rushed appointments
Direct provider messaging and texting between visits
Is this you?
Signs New Hampshire patients see a Hashimoto's specialist or virtual thyroid doctor for.
- Fatigue that won't lift
- Weight gain despite effort
- Cold hands and feet
- Hair thinning
- Brain fog
- Constipation
- Low mood
- Irregular cycles
How Virtual Care Works in New Hampshire
Three steps, all from home or office.
1. Meet Erin by video
Every visit is 60 minutes — no waiting rooms, no drive across New Hampshire.
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 Portsmouth, Manchester, Nashua, and everywhere in between.
3. Care coordinated near you
Your personalized plan is coordinated with providers and services near you in New Hampshire.
What's Included
What's included with Hashimoto's and thyroid care at Prévant Health.
- Full thyroid panel with antibodies
- Reverse T3 and iodine when indicated
- Combination thyroid support when appropriate
- Autoimmune root-cause workup
- Nutrition and gut protocols
- Ongoing plan optimization
New Hampshire · Free 15-Min Consult
Ready to talk with a Hashimoto's specialist?
Book a complimentary 15-minute call with Erin to see if Prévant Health is the right fit for New Hampshire patients like you.
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.
Yes. TSH alone misses many patients with Hashimoto's, low T3, or reverse T3 issues. A complete panel including antibodies is essential.
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
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