Your Care Team

Pittsburgh Mercy Family Health Center’s experienced and compassionate health care professionals are dedicated to your total health and well-being – body, mind, and spirit.

To make an appointment, call 412-697-3260.

Jack Todd Wahrenberger, MD, MPH

Chief Medical Officer
Pittsburgh Mercy

Specialty

Family medicine

Board Certification

American Board of Family Medicine

Education

• Bachelor of Science, Gannon University, Erie, Pa.
• Master of Public Health in epidemiology with a concentration in chronic disease, University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pa.
• Doctor of Medicine degree, University of Pittsburgh School of Medicine, Pittsburgh, Pa.

Residency

Chief Assistant Resident, Department of Family Medicine
St. Margaret Memorial Hospital, Pittsburgh, Pa.

Professional Affiliations

• Allegheny County Medical Society
• American Academy of Family Physicians
• American Board of Family Medicine
• Christian Medical Society

Hospital Affiliations

• Allegheny General Hospital
• The Western Pennsylvania Hospital
• UPMC Mercy
• UPMC Shadyside

Volunteer Service

• Member, Missions Committee, The Church of the Ascension, Pittsburgh, Pa.
• Member of several medical missions in Arizona, South Dakota, Guatemala, and Honduras.

Hobbies & Interests

• Spending time with family
• Health care for underserved populations, domestic and abroad
• Short-term medical mission trips
• Electronic health records
• Bicycling
• Triathlons

Philosophy on Wellness

“I believe that we are meant to live in community and that true health – physical, spiritual, and emotional – is a byproduct of healthy relationships in the context of community.” 

Andrew H. Leuenberger, MD

Medical Director of Primary Care & Family Medicine Physician
Pittsburgh Mercy Family Health Center

Specialty

Family medicine

Board Certification

American Board of Family Medicine

Education

• Bachelor of Science, Grove City College, Grove City, Pa.
• Doctor of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pa.

Residency

Department of Family Medicine
UPMC St. Margaret, Pittsburgh, Pa.

Professional Affiliations

• American Academy of Family Physicians
• Pennsylvania Academy of Family Physicians
• Allegheny County Medical Society
• Alpha Omega Alpha Honor Medical Society

Hospital Affiliation

UPMC Mercy

Volunteer Service

• Small Group Leader, City Reformed Presbyterian Church, Pittsburgh, Pa.
• Mission trips to Guatemala and Ghana

Hobbies & Interests

• Spending time with family
• Distance running
• Hiking
• Reading
• Exploring Pittsburgh
• Group Bible study leader at church

Philosophy on Wellness

“Wellness is a team effort – a continuous act of listening, speaking, goal-setting, and keeping each other accountable – that brings wholeness to every part of a person.”

James S. Withers, MD, FACP

Founder, Pittsburgh Mercy’s Operation Safety Net

Specialty

Internal Medicine

Board Certification

American Board of Internal Medicine

Education

• Bachelor of Science, Haverford College, Haverford, Pa.
• Doctor of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pa.

Residency

Chief Resident, Department of Internal Medicine
The Mercy Hospital of Pittsburgh, Pittsburgh, Pa.

Professional Affiliations

• Fellow of the American College of Physicians
• Associate Clinical Professor of Medicine, University of Pittsburgh School of Medicine
• American College of Physicians, Associate
• American Public Health Association
• Health Care for the Homeless Clinicians’ Network
• Street Medicine Institute (Founder)
• Wilderness Medicine Society

Hospital Affiliation

UPMC Mercy

Volunteer Service

Elder, Second United Presbyterian Church, Wilkinsburg, Pa.

Hobbies & Interests

• Spending time with family
• Health care for underserved populations, domestic and abroad
• Street medicine
• Short-term medical mission trips

Philosophy on Wellness

“I believe wellness must not only engage us to care for ourselves, but also to care about each other.”

Jennifer A. Conway, PA-C

Certified Physician Assistant
Pittsburgh Mercy Family Health Center 

Specialty

Internal Medicine

Certification

National Commission on Certification of Physician Assistants (NCCPA)

Education

• Bachelor of Health Science, Gannon University, Erie, Pa.
• Master of Physician Assistant Science, Gannon University, Erie, Pa.

Hobbies & Interests

Exploring Pittsburgh with family

Chaya Sarah Naiditch, FNP-BC   

Family Nurse Practitioner
Pittsburgh Mercy Family Health Center

Specialty

Family Medicine

Board Certification

American Nurses Credentialing Center (ANCC)

Education

• Bachelor or Science in Nursing (BSN), Ohio University in Athens, Ohio
• Master of Science in Nursing Family Nurse Practitioner (FNP), Southern Connecticut State University, New Haven, Conn.

Professional Affiliation

American Nurses Credentialing Center (ANCC)

Volunteer Service

Synagogue children’s program volunteer with a special focus on food crafts

Hobbies & Interests

• Spending time with family and friends
• Parsha
• Writing
• Poetry
• Walking
• Making a good sandwich

Philosophy on Wellness

“I try my best to practice with the understanding that every person is a world and prevention is more desirable than cure.”

Kara M. Peterson, MSN, CNM, FNP-C

Family Nurse Practitioner
Pittsburgh Mercy Family Health Center

Specialty

Family Medicine, Women’s Health/Gynecology

Board Certifications

• American Academy of Nurse Practitioners Certification Board (AANPCB)
• American Midwifery Certification Board (AMCB)

Education

• Bachelor of Science in Nursing (BSN), University of Pittsburgh, Pittsburgh, Pa.
• Master of Science in Nursing (MSN-CNM), Frontier University, Versailles, Ky.
• Post Master’s Certificate Family Nurse Practitioner (FNP), University of Cincinnati, Cincinnati, Ohio

Professional Affiliation

• American College of Nurse Midwives (ACNM)
• American Association of Nurse Practitioners (AANP)

Hobbies & Interests

• Spending time with family
• Distance biking
• Camping and hiking, anything outdoors and in the woods
• Cooking
• Nutrition, wellness care and women’s health

Philosophy on Wellness

“Wellness is not just the absence of disease, but the ability to live one’s life to the fullest.  It involves joy, stability, safety, and meaningful relationships. Through trauma informed care and person-centered care, I hope to provide holistic health care that focuses on the whole person and supports their personal journey.”

Danielle R. Schnauber Jones, MSN, APRN, FNP-C

Director of Street Medicine

Pittsburgh Mercy’s Operation Safety Net

Specialty

Family Medicine

Board Certification

American Academy of Nurse Practitioners Certification Board (AANPCB)

Education

• Bachelor of Science in Nursing (BSN), Otterbein College, Westerville, Ohio
• Master of Science in Nursing (MSN), Carlow University, Pittsburgh, Pa.

Professional Affiliation

• Street Medicine Institute

Hobbies & Interests

• Kayaking
• Reading
• Spending time with my niece and nephews
• Traveling to national parks
• Emergency nursing
• Health care for the underserved

Philosophy on Wellness

“I believe wellness involves a deep understanding of one’s self through the process of embracing self-determination. As providers, our role is to walk alongside and support individuals – physically, mentally, emotionally, and spiritually.”

Page updated: September  9, 2026