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Clinic Type

Internal Medicine

Address

300 W. Mercury St. Butte, MT 59701

Phone

406-723-1300

Email

info@idomt.com

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Team

  • David Chamberlain, MD — MD
  • Paul Siddoway, MD — MD
  • Erin Williams-Leber, PA-C — PA-C
  • John Pullman, MD, FACP — MD
  • Keri A. Ferguson, PA — PA

Insurance & Payment

Languages Spoken

FAQs

What is Mercury Street Medical?

Mercury Street Medical is a Butte, Montana based Medical Group that focuses on Internal Medicine and Clinical Trials.

Who are the specialists at Mercury Street Medical?

Dr. David Chamberlain, MD; Dr. Paul Siddoway, MD; Erin Williams-Leber, PA-C; John Pullman, MD, FACP; Keri A. Ferguson, PA.

What is the contact phone number?

(406) 723-1300.

What is the address of Mercury Street Medical?

300 W. Mercury St., Butte, MT 59701.

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Birdeye: 3.8/5 stars (17 reviews)
  • Yelp/MapQuest: 2.5/5 stars (4 reviews (referenced on MapQuest/Yelp))
  • Solv: Not specified (6 reviews)

Patients praise

  • Some patients report professional and helpful staff and doctors
  • Appreciation for doctors who take time to answer questions and address complex conditions

Common complaints

  • Reports of rude, disrespectful, and unprofessional staff behavior
  • Dissatisfaction with office administration and record handling
  • Concerns regarding patient access and referral processing
  • Reports of being turned away or denied care

"This is THE WORST doctors office in Butte! The staff is rude and incredibly disrespectful... And even if you have a referral you will probably never get to see the doctor."

Birdeye Review

"I Have been a patient at Mercury Street Medical for many years. The staff and doctors are very professional. I have always come home from an appointment with my questions answered and my medical..."

Yelp/MapQuest Review

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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