Meet our Team of Providers

Lancaster Health Center is proud to be
your Patient-Centered Medical Home

by providing an ongoing, personal relationship between you, your provider, and your healthcare team. Our comprehensive approach to providing healthcare services reflects the values, interests, needs, and choices of the individuals we serve. Our committed care teams are dedicated to understanding and respecting your unique needs, cultures, values, and preferences.

As a Patient-centered medical home, we value you as a member of our care teams. Each patient is a member of a care team identified by site and color designed to partner with you to meet your individual healthcare needs. Please take a minute to find your team and connect with us both during and outside of your healthcare visits.

Bright Side Care Team

Derick Brubaker, MD - Medical Director

Area of Expertise: Family Medicine

Languages: English and Spanish

Doug Leaman, MD

Area of Expertise: Family Medicine/OB

Languages: English and Spanish

Duke Street Dental Care Team

Sarah Craig, DMD

Area of Expertise: General Dentistry

Languages: English

Anna Ebersol, RDH

Area of Expertise: Nursing and Public Health Dental Hygiene

Languages: English and PA Dutch

Lidice Gonzalez, RDH

Area of Expertise: Dental Hygiene

Languages: English and Spanish

Melissa Hamers, DDS - Dental Director

Area of Expertise: General Dentistry

Languages: English

Sarah Mentzer, RDH

Area of Expertise: Dental Hygiene

Languages: English

Emilee Reeder, PHDHP

Area of Expertise: Dental Hygiene

Languages: English

Kyra Lea Schirk, DMD

Area of Expertise: General Dentistry

Languages: English

Karen Sherwood, RDH, PHDHP

Area of Expertise: Dental Hygiene

Languages: English

Nicole Strayer, RDH

Area of Expertise: Dental Hygiene

Languages: English

Jeremy Trowbridge, RDH

Area of Expertise: Dental Hygiene

Languages: English

Duke Street Blue Team

Jocelyn Beckinger, PA-C

Area of Expertise: Family Medicine

Languages: English

Jennifer Brubaker, MD

Area of Expertise: Pediatrics

Languages: English and Spanish

Sabrina Milhous, MD

Area of Expertise: Family Medicine/OB

Languages: English and Spanish

Jennifer Sherwood, PA-C

Area of Expertise: Family Medicine

Languages: English

Caroline Weisser, PA-C

Area of Expertise: Family Medicine

Languages: English and Spanish

Duke Street Green Team

Jacqueline Brysacz, CRNP

Area of Expertise: Family Medicine/OB

Languages: English, Spanish, and Portuguese

Erica Coulter, MD - Medical Director

Area of Expertise: Family Medicine/OB and Substance Abuse Treatment

Languages: English and Spanish

Lou Ann Fromuth, CRNP

Area of Expertise: Pediatrics

Languages: English

Sean Perrine, DO

Area of Expertise: Family Medicine, Osteopathic Manipulation, and Substance Abuse Treatment

Languages: English and German

New Holland Avenue Blue Team

Thomas Gates, MD

Area of Expertise: Family Medicine/OB and Substance Abuse Treatment

Languages: English

Kathy Hagelgans, CRNP

Area of Expertise: Family Medicine

Languages: English

Audrey Patterson, CRNP

Area of Expertise: Family Medicine

Languages: English and Spanish

Kelly Reese, MD - Medical Director

Area of Expertise: Family Medicine

Languages: English and Spanish

Hanna Kim Rizk, MD, MPH

Area of Expertise: Family Medicine/OB

Languages: English, Spanish, Korean, and Mandarin

New Holland Avenue Green Team

Linda Gort, CRNP

Area of Expertise: Family Medicine/OB

Languages: English, Spanish, and French

Kirsten Johnsen Martin, DO - Chief Medical Officer

Area of Expertise: Family Medicine/OB and Women's Health

Languages: English and Spanish

Hayley Ryan, DO - Clinical Director of Maternal Child Health

Area of Expertise: Family Medicine/OB/Women's Health, and Osteopathic Manipulation

Languages: English, Spanish, and French

Madhumita Sadhukhan, MD

Area of Expertise: Family Medicine/Women's Health (GYN)

Languages: English, Spanish, and Bengali

Elena Shu, CRNP

Area of Expertise: Family Medicine

Languages: English

New Holland Avenue Purple Team

Chris Gold, CRNP - Clinical Director of Women's Health/Gynecological Services

Area of Expertise: Women's Health (GYN)

Languages: English

Cara Torres, CRNP

Area of Expertise: Women's Health/OB

Languages: English and Spanish

Prince Street Care Team

Michele O'Neill, CRNP

Area of Expertise: Family Medicine

Languages: English

Navy Sen, CRNP

Area of Expertise: Family Medicine

Languages: English and Khmer

Reynolds Middle School Care Team

Amanda Yoder, CRNP

Area of Expertise: Family Medicine

Languages: English

Water Street Blue Team

Jennifer Brubaker, MD

Area of Expertise: Pediatrics

Languages: English and Spanish

Marie Carnes, CRNP

Area of Expertise: Pediatrics

Languages: English

Kimberly Ibarra, CRNP

Area of Expertise: Family Medicine/OB

Languages: English

Althea Keener, MD

Area of Expertise: Family Medicine

Languages: English and Spanish

Matthew Weitzel, MD

Area of Expertise: Family Medicine/OB, NaProTECHNOLOGY, and Substance Abuse Treatment

Languages: English and Spanish

Water Street Green Team

Anne-Marie Derrico, MD - Medical Director

Area of Expertise: Family Medicine

Languages: English and Spanish

Diane Donnelly, MD

Area of Expertise: Family Medicine, Sports Medicine

Languages: English

Kate Lattanzio, MD

Area of Expertise: Family Medicine/OB

Languages: English

Kirsten Miller, CRNP

Area of Expertise: Family Medicine

Languages: English

Michele O/Neill, CRNP

Area of Expertise: Family Medicine

Languages: English

Water Street Peach Team

Kathleen Brumbach, PA-C

Area of Expertise: Family Medicine

Languages: English

Sara Bunyaratapan, PA-C

Area of Expertise: Family Medicine

Languages: English, French, and Thai

Tracey Smith, DO

Area of Expertise: Family Medicine/OB, Osteopathic Manipulation, and Substance Abuse Treatment

Languages: English