Summary

Dr. William Leach is an obstetrician and gynecologist who has dedicated 24 years to women's healthcare. He earned his medical degree from Pennsylvania State University College of Medicine and holds board certification as a Fellow of the American College of Obstetricians and Gynecologists (FACOG). Dr. Leach communicates with patients in English.

Dr. Leach practices at Mercyhealth Hospital and Medical Center–Walworth in Lake Geneva, Wisconsin, and maintains affiliations with Froedtert Holy Family Memorial Hospital. His expertise includes managing high-risk pregnancies and treating conditions such as abnormal uterine bleeding and amenorrhea. He provides comprehensive women's health services including Pap tests, blood work, and urine cultures. Patients have rated Dr. Leach 4.5 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 24 years of experience
  • 6 insurance plans accepted
  • speaks English
  • Pennsylvania State Univ College of Medicine
  • 21 written reviews
  • 1 award
  • 1 specialty
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

Mercyhealth Hospital and Medical Center–Walworth

N2950 State Road 67Lake Geneva, WI 53147
Mon12:00 am - 11:59 pm
Tue12:00 am - 11:59 pm
Wed12:00 am - 11:59 pm
Thu12:00 am - 11:59 pm
Fri12:00 am - 11:59 pm
Sat12:00 am - 11:59 pm
Sun12:00 am - 11:59 pm

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William C. Leach JR., DO, FACOG
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William C. Leach JR., DO, FACOGDr. Christa Madline KoellerDr. Prabha Chand Dosi, MDLori Ann Richardson
Obstetrics & GynecologyObstetrics & GynecologyNeonatologyNurse Practitioner
Accepts New Patients
4.5 
24 Years of Experience 7 Years of Experience 51 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English, Spanish
Lake Geneva , WIHuntley , ILMchenry , ILJanesville , WI
Med School: Pennsylvania State Univ College of Medicine Med School: Medical College Of Wisconsin Med School: Jawaharlal Nehru Medical College
Current Profile
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Insurance Plans Accepted by William C. Leach

  • Allegiance Life and Health
  • Blue Cross Blue Shield
  • Cigna
  • Mercy Care
  • STLDentalPlan| LLC
  • UnitedHealthcare

Medical Specialties

William C. Leach has the following specialty

Certifications, License, & Education

24 Years Experience

William C. Leach holds an expired medical license in the states of Wisconsin and Illinois.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of Wisconsin that expired in 2025 and an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Medical School

Graduated from Pennsylvania State Univ College of Medicine in 2002.

NPI Number

William C. Leach's NPI number is 1558399279.

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Frequently Asked Questions

What languages does William Leach speak?
William Leach speaks English.
How can I make an appointment with William Leach?
You can find contact information for William Leach here on Vitals.
Does William Leach accept virtual/telehealth appointments?
William Leach has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is William Leach's office located?
William Leach's office is located at N2950 State Road 67, Lake Geneva, WI, 53147.
Which hospitals is William Leach affiliated with?
William Leach is affiliated with Froedtert Holy Family Memorial Hospital.

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