Meet Our Providers
As your complete medical home, CHDC aims to provide quality and compassionate care for everyone in our service area, regardless of ability to pay. Our staff are highly skilled and go above and beyond when it comes to patient care. In addition to having various educational and personal backgrounds, our CHDC providers offer the best possible care, when and where you need it. Click the buttons below for quick access or continue scrolling to learn more about our providers.
NEW! Online scheduling available for select providers/locations 
Adult Medical Providers
Johnnie Byrd, MD
Chief Medical Officer & Family Medicine
Professional Education
- Board Certified, Family Medicine Physician
- M.D., Pritzker School of Medicine at the University of Chicago (2010)
- PhD, Cancer Biology from the University of Chicago (2008)
- B.S., Biology from Morehouse College (1998)
Collette Hain, MSN, CRNP, PMHNP-BC, FNP-BC
Psychiatry & Family Medicine
Professional Education
- Psychiatric Mental Health Nurse Practitioner - Board Certified (PMHNP-BC), American Nurses Credentialing Center
- Family Nurse Practitioner - Board Certified (FNP-BC), American Nurses Credentialing Center
- Post-Masters Psychiatric Mental Health Nurse Practitioner Certificate - Johns Hopkins University, Baltimore, MD (2024)
- M.S., Nursing, University of Pennsylvania, Philadelphia, PA (2012)
- B.S., Nursing, University of Pennsylvania, Philadelphia, PA (2005)
Jennifer Heffernan, CRNP
Family Medicine
Professional Education
- Family Nurse Practitioner Program, Thomas Jefferson University, Philadelphia, PA (2009)
- M.S., Nursing (2009)
- B.S., Nursing, York College of Pennsylvania, York, PA (2004)
Nyeemah Kennedy, MD
Family Medicine
Professional Education
- Board Certified, American Board of Family Medicine
- M.D., St. George University, Grenada, West Indies (2020)
- M.S., Human Anatomy, Chatham University, Pittsburgh, PA, (2013)
- B.S., Biology, Pennsylvania State University, State College, PA (2012)
Neliza Lao, MSN, CRNP, FNP-BC, FNP-C
Family Medicine
Professional Education
- Board Certified, Family Nurse Practitioner
- M.S.N.-F.N.P., Chamberlain University, Chicago, IL (2022)
- W.O.C., Nursing Education Program, Lasalle University, Philadelphia, PA, (2009)
- B.S.N., University of Santo Tomas, Manila, Philippines (1996)
Vinutha Netaji, MD
MAT
Professional Education
- Board Certified, Family Medicine
- Board Certified, Addiction Medicine
- Family Practice Residency, UPMC St. Margaret Hospital, Pittsburgh, PA (2002)
- Medical School, Bangalore University, India (1983-1989)
Marqueta Smith, MSN, APRN, FNP-C
Family Medicine
Professional Education
- FNP-C (Family Nurse Practitioner) - AANP Certification (2020)
- M.S., Nursing, Widener University, Chester, PA (2022)
- B.S., Nursing, Gwynedd-Mercy College, Gwynedd Valley, PA (2007)
Kirstin Tarquini, PA-C
Family Medicine
Professional Education
- Basic Cardiac Life Support Certified
- NCCPA Certified
- M.S. Physician Assistant Studies, Philadelphia University, Philadelphia, PA (2014)
- Bachelor of Music, Classical Piano Performance, Manhattan School of Music, Manhattan, NY (2009)
Pediatric Providers
Mary Dressler-Carré MSN, CRNP, CPNP-PC, PMHS
Pediatrics
Professional Education
- M.S.N., Pediatric Primary Care, University of Pennsylvania, Philadelphia, PA
- B.S.N., Villanova University College of Nursing, Villanova, PA
Sarah Spengler, CRNP, CPNP-PC, CLC
Pediatrics
Professional Education
- CPNP, Primary Care in Pennsylvania
- M.S., Nursing, Pediatric Primary Care Nurse Practitioner, Villanova University, Villanova, PA (2015)
- B.S., Nursing, Villanova University, Villanova University, PA (2008)
Joshua Williamson, MD
Pediatrician
Professional Education
- Board Certified, Pediatrics
- Pediatric Resident, Jersey Shore University Medical Center, Neptune, NJ (2005)
- M.D., West Virginia University School of Medicine, Morgantown, WV (2002)
- B.A., Biology, West Virginia University, Morgantown, WV (1997)
Women's Health - OB/GYN Providers
Krista Dankiw-Ludwig, MSN, CRNP, WHNP-BC
OB/GYN
Professional Education
- Women’s HealthCare Nurse Practitioner, Board Certified (2012)
- M.S.N., Thomas Jefferson University, Philadelphia, PA (2012)
- B.S.N., Thomas Jefferson University, Philadelphia, PA (2008)
- B.A., Psychology, Millersville University, Millersville, PA (2005)
Elisa Ross, MD
OB/GYN
Professional Education:
- Chairwoman, Pottstown Hospital Department of Obstetrics and Gynecology
- M.D., University of Pennsylvania, Philadelphia, PA (1996)
- B.S., Human Biology, Brown University, Providence, RI
Kelsey Waller, MSN, CRNP, WHNP-BC
OB/GYN
Professional Education
- Women’s HealthCare Nurse Practitioner, Board Certified (2023)
- M.S.N., Drexel University, Philadelphia, PA (2023)
- B.S.N., Milligan University, Milligan, TN (2015)
Dental Providers
Jaime Acevedo, RDH, PHDHP
Dental Hygienist
Professional Education
- A.A.S., Dental Hygiene, Montgomery County Community College, Blue Bell, PA (2008)
Syeda Akhtar RDH, PHDHP
Dental Hygienist
Professional Education
- A.A.S., Dental Hygiene, Montgomery County Community College, Blue Bell, PA (2012)
Claire Donahower, RDH, PHDHP
Dental Hygienist
Professional Education
- Public Health Dental Hygiene Practitioner (2012)
- Dental Hygienist Local Anesthesia (2010)
- Registered Dental Hygienist (2004)
- TriCounty Community College (2004)
Daniel Finnegan, DMD
Dentist
Professional Education
- General Practice Residency, Allegheny General Hospital, Pittsburg, PA (2015)
- D.M.D., Temple University, Philadelphia, PA (2014)
- M.S., Forensic Science and Law, Duquesne University, Pittsburg, PA (2007)
- B.A., Biochemistry, Duquesne University, Pittsburg, PA (2006)
Rana Khalil, RDH, PHDHP
Chief Dental Officer
Professional Education
- A.S., Dental Hygiene, Northampton Community College, Bethlehem, PA (2009)
Janell Klinger, RDH, PHDHP
Dental Clinical Supervisor
Professional Education
- PHDHP Certified (2016)
- E.F.D.A., Harcum College (2013)
- Local Anesthesia License, Montgomery County Community College (2012)
- Associate's Degree, Registered Dental Hygienist, Montgomery County Community College (2008)
Steven Lubin, DMD
Dentist
Professional Education
- D.M.D., Temple University Dental School, Philadelphia, PA (1986)
- Minor Biology, Rutgers University, Camden, NJ (1982)
- B.A., Psychology, LaSalle University, Philadelphia, PA (1979)
Logan Monighan, DDS
Dentist
Professional Education
- Dental & Anesthesia Type 2 License
- D.D.S, University of Maryland, Baltimore, MD (2020)
- B.A., Temple University, Philadelphia, PA (2010)
Ava Selya, DMD
Dentist
Professional Education
- Dental & Anesthesia Type 2 License
- D.M.D., Temple University, Philadelphia, PA (2015)
- B.S., Biology, Temple University, Philadelphia, PA (2011)
Reeme Sreedharan, DMD
Dentist
Professional Education
- Doctor of Dental Medicine, ADA Accredited, Boston University Goldman School of Dental Medicine (2011)
- Student Dentist, Boston University (2011)
- Residency at Government Dental College, Kerala, India (2001)
- Bachelor of Dental Surgery, Government Dental College, Thiruvananthapuram, India (2000)
Miranda White, RDH, PHDHP
Dental Hygienist
Professional Education
- A.A.S., Dental Hygiene, Pennsylvania College of Technology, Williamsport, PA (2007)
Janet Wronowski, RDH, PHDHP
Dental Hygienist
Professional Education
- Registered Dental Hygienist (1987)
- Public Health Dental Hygiene Practitioner (2014)
- Northampton County Area Community College (1987)
Haiyi Xian, RDH
Dental Hygienist
Professional Education
- A.A.S., Dental Hygiene, Northampton Community College, Bethlehem, PA (2024)
Crystal Yetter, DMD
Dentist
Professional Education
- AEGD Residency, Pediatric Dentistry Enhanced Experience, New York University - Lutheran Medical Center (2017)
- D.M.D., Temple University Kornberg School of Dentistry, Philadelphia, PA (2016)
- B.S., Biology, Eastern University, St. Davids, PA (2021)
Behavioral Health Providers
Laura Galindez, LCSW
Well-Being Navigator
Professional Education
- M.S.W., Social Work, Wurzweiler School of Social Work, New York, NY (2014)
- B.A., Sociology, Montclair State University, Montclair, NJ (2009)
Andre Hewitt, LPC
Well-Being Navigator
Professional Education
- Licensed Professional Counselor (2016)
- Behavioral Specialist License (2015)
- M.A., Clinical Counseling Psychology, Eastern University, St. Davids, PA
- B.A., Ministerial Theology, Oakwood University, Huntsville, AL
Amber Navy, MD
Psychiatrist
Professional Education
- Board Certified, Adult Psychiatrist and Child and Adolescent Psychiatrist
- Child and Adolescent Psychiatry Fellowship, Morehouse School of Medicine, Atlanta, GA (2025)
- General Psychiatry Residency, Temple University Hospital System, Philadelphia, PA (2023)
- M.D., Medical Humanities Concentration, UT Houston McGovern Medical School, Houston, TX (2020)
- B.S., Biology, Baylor University, Waco, TX (2015)
Macall Wattenmaker, MA, LPC, CAADC, NCC
Well-Being Navigator
Professional Education
- Licensed Professional Counselor (2009)
- Certified Advanced Alcohol and Drug Counselor (2009)
- National Certified Counselor (2009)
- M.A. Community Counseling, Alvernia University, Reading, PA (2007)
- B.S. Double Major Psychology / Anthropology, University of Pittsburgh, Pittsburgh, PA (2004)
Physical Therapy Providers
Leeat Adlersberg, DPT
Physical Therapist
Professional Education
- STMT-1 Certified (2018)
- LSVT BIG Certified (2014)
- D.P.T., University of St. Augustine, FL (2013)
- B.S., Human Performance, Florida Gulf Coast University, Fort Myers, FL (2009)
Cesar Avila, DPT
Physical Therapist
Professional Education
- D.P.T., Alvernia University, Reading, PA (2020)
- B.S., Healthcare Science, Alvernia University, Reading, PA (2018)
Emily Seyler
Physical Therapist Assistant
Professional Education
- Orthopedic Manual Physical Therapist Assistant Certification (2022)
- LSVT BIG Certified (2021)
- A.A.S., Lehigh Carbon Community College, Schnecksville, PA (2019)
- B.S., Health Science and Business Administration, Lebanon Valley College, Annville, PA (2016)
Vision Providers
Min Chen, OD
Optometrist
Professional Education
- O.D., Pennsylvania College of Optometry at Salus University, Elkins Park, PA (2014)
- B.S., Biology, Temple University, Philadelphia, PA (2011)
Marie Gwinn, OD
Optometrist
Professional Education
- O.D., Pennsylvania College of Optometry at Salus University, Elkins Park, PA (2017)
- B.S., Salus University, Elkins Park, PA (2014)
Podiatry Providers
Thomas Beideman, DPM, FACFAS
Podiatrist
Professional Education
- Board Certified by the American College of Foot and Ankle Surgeons
- D.P.M., Temple University School of Podiatric Medicine, Philadelphia, PA (2012)
- B.S., Biology, Juniata College, Huntingdon, PA (2008)
Therese Rinaldi, DPM, FACFAS
Podiatrist
Professional Education
- Board Certified, American Board of Podiatric Surgery
- D.P.M, Pennsylvania College of Podiatric Medicine, Philadelphia, PA (1989)
- B.S., Nursing, Widener University, Chester, PA (1983)
Scott Samuelson, DPM, FACFAS
Podiatrist
Professional Education
- Board Certified, American Board of Podiatric Surgery
- D.P.M, Pennsylvania College of Podiatric Medicine, Philadelphia, PA (194)
- B.S., Biology, Albright College, Reading, PA (1990)