Community Healthcare Network

Isadora Kagan, FNP-BC

Family Nurse Practitioner Fellow

Isadora Kagan, FNP-BC is a Family Nurse Practitioner who works as a FNP Fellow. She treats patients at CHN Washington Heights. Isadora completed an undergraduate degree in Studio Art at Smith College in 2011, her Masters Degree in Nursing at Columbia University in 2021, and her Doctorate in Nursing Practice as a Nurse Practitioner at Columbia University in 2025.

New patients, please call 866-246-8259 to make an appointment.

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Isadora can help you with:

  • Yearly exams
  • Pediatrics (care for babies, children, and teens)
  • Treatment of general health problems
  • Pap smears (test for cervical cancer)
  • STI (infections you can get from sex) testing and treatment
  • Birth control, including IUDs and Nexplanon (long-term birth control)

  • Reproductive health care
  • Health screenings (tests that look for health problems before you have signs)
  • Care for long-term health problems like diabetes, high blood pressure, asthma, and obesity.
  • Gender affirming care
  • Referrals to other doctors

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Stephanie Chambers, FNP, DNP-BC

Family Nurse Practitioner, Medical Director

Stephanie Chambers, FNP, DNP-BC is a Medical Director and clinician at CHN Washington Heights. Dr. Chambers completed an undergraduate degree in Nursing at The College of New and completed her Masters and Doctor of Nursing Practice at Pace University. Dr. Chambers is fluent in English.

New patients, please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Dr. Chambers can help you with:

  • Yearly exams
  • Pediatrics (care for babies, children, and teens)
  • Treatment of general health problems
  • Pap smears (test for cervical cancer)
  • STI (infections you can get from sex) testing and treatment

  • Birth control, including IUDs and Nexplanon (long-term birth control)
  • Reproductive health care
  • Health screenings (tests that look for health problems before you have signs)
  • Care for long-term health problems like diabetes, high blood pressure, asthma, and obesity.
  • Referrals to other doctors

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Jacinth Ramsay-Green, FNP-BC

Family Nurse Practitioner

Jacinth Ramsay-Green is a board-certified Family Nurse Practitioner. She holds a graduate degree in nursing from George Mason University and a graduate degree in public health from New York University.

New patients, please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Jacinth can help you with:

  • Yearly exams
  • Pediatrics (care for babies, children, and teens)
  • Treatment of general health problems
  • Pap smears (test for cervical cancer)
  • STI (infections you can get from sex) testing and treatment

  • Birth control, including IUDs and Nexplanon (long-term birth control)
  • Reproductive health care
  • Health screenings (tests that look for health problems before you have signs)
  • Care for long-term health problems like diabetes, high blood pressure, asthma, and obesity.
  • Referrals to other doctors

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Amilcar Arnaldo Tirado, MD, MBA, FAPA

Forensic Psychiatrist, Clinical Director of Psychiatry

Amilcar Arnaldo Tirado, MD, MBA, FAPA is a Forensic Psychiatrist who works as the Clinical Director of Psychiatry. Dr. Tirado’s preferred pronouns are he/his/him and he treats patients at our Harlem and Lower East Side locations. Dr. Tirado completed an undergraduate degree in International Relations at Union College in 2002, completed a master’s degree, an MBA in Healthcare Administration at Union Graduate College in 2005, and completed his Medical Degree at Ross University School of Medicine in 2010. Dr. Tirado completed his residency in Psychiatry at Lincoln Medical Center in 2017. He completed his fellowship in Forensic Psychiatry at SUNY Upstate in 2018. In 2019 he became a Fellow of the American Psychiatric Association, an honor which recognizes psychiatrists for their dedication to the profession. Dr. Tirado is fluent in English and Spanish.

Dr. Tirado believes in creating a safe, supportive space where patients feel heard, understood, and empowered in their mental health journey. He values collaboration, cultural sensitivity, and insight-oriented care to help individuals better understand their thoughts, emotions, and behaviors.

With experience across outpatient clinics, psychiatric emergency rooms, inpatient units, and partial hospitalization programs, Dr. Tirado has worked extensively with diverse populations. He has served as an Assistant Clinical Professor of Psychiatry at Weill Cornell Medicine, served on various hospital and professional society committees, published several articles, and delivered numerous presentations on a range of psychiatric issues,

New patients, please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Dr. Tirado can help you with:

  • Yearly exams
  • Treatment of general health problems
  • Pap smears (test for cervical cancer)
  • STI infections you can get from sex) testing and treatment.
  • Birth control, including IUDs and Nexplanon (long-term birth control)
  • Care for patients with HIV/AIDS

  • Reproductive healthcare
  • Gender affirming care
  • Health screenings (tests that look for health problems before you have signs)
  • Care for long term health problems like diabetes, high blood pressure, asthma, and obesity
  • Referrals to other doctors

Andrea Duranti Martinez, LMSW

Behavioral Health Team, Depression Care Manager

Andrea Duranti Martinez, LMSW is a Licensed Social Worker who works as a Depression Care Manager. She treats patients at our South Bronx and Washington Heights Centers. Born and raised in Bogotá, Colombia, Andrea holds an undergraduate social work degree from Universidad Colegio Mayor de Cundinamarca and worked as a professional social worker in Colombia before immigrating to the United States in 2015. She completed her master’s in social work at Silberman School of Social Work at Hunter College in 2022.

Andrea is a native Spanish speaker and is especially interested in working with immigrants and LGBTQ+ communities. Andrea recognizes that each person is the expert of their own life and can find resilience alongside the challenges they have experienced. She believes in an intersectional therapeutic approach and engaging different therapeutic tools depending on each person’s reality and needs.

Please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Andrea can help you with:

  • Depression
  • Anxiety (feeling nervous or worried)
  • Family problems
  • Relationship problems
  • LGBTQ+ identities

  • Self-esteem (having respect for yourself)
  • Loss of a loved one
  • Social phobia (feeling shy and nervous around others)
  • PTSD

Aleksandra Wasilewska, LMSW

Behavioral Health Team, Depression Care Manager

Aleksandra Wasilewska, LMSW is a Licensed Social Worker who works as a Depression Care Manager. She treats patients at our Harlem Health Center. Aleksandra Wasilewska, LMSW completed an undergraduate degree in Psychology and Sociology at Hunter College in 2018 and completed her Master’s in Social Work at Lehman College in 2024.

Please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Aleksandra can help you with:

  • General mental health care
  • Depression
  • Anxiety (feeling nervous or worried)
  • Family problems
  • Relationship problems

  • LGBTQ problems
  • Self-esteem (having respect for yourself)
  • Loss of a loved one
  • Social phobia (feeling shy and nervous around others)
  • Taking your medicines, the right way

Soielle Petersen-Woodburn, LMSW

Behavioral Health Team, Depression Care Manager

Soielle Petersen-Woodburn, LMSW is a licensed social worker who works as a Depression Care Manager. They treat patients at our Lower East Side location. Soielle Petersen-Woodburn, LMSW completed an undergraduate degree in Social Science at Stetson University in 2018 and completed their master’s in social work at New York University in 2022. Soielle Petersen-Woodburn, LMSW is fluent in English.

Soielle Petersen-Woodburn is committed to assisting patients on their journey to being their self-actualized self-free from personal and worldly pressure. They focus on a strength-based approach in patient led therapy. They believe that the patient is in the driver seat of the car of life, and it is their job to assist with reaching their destination.

Please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Soielle can help you with:

  • Yearly exams
  • General mental health care
  • Depression
  • Anxiety (feeling nervous or worried)
  • Family problems
  • Relationship problems

  • LGBTQ problems
  • Self-esteem (having respect for yourself)
  • Loss of a loved one
  • Social phobia (feeling shy and nervous around others)
  • Taking your medicines, the right way

Ann Grogan, PMHNP-BC

Psychiatric Nurse Practitioner

Ann Grogan, PMHNP-BC is a licensed Psychiatric Nurse Practitioner who works as the Deputy Director of the Psychiatry Nurse Practitioner Fellowship Program at CHN. She also treats patients at several of the CHN health centers. Ann completed an undergraduate degree (BS) in Nursing at Columbia University in 2005 and completed her Nurse Practitioner Degree in Psychiatry (MSN) at CUNY-Hunter College in 2011. She is primarily fluent in English.

Ann has 20+ years of experience in the field of inpatient and outpatient psychiatry, including therapy and medicine prescribing/medication management. Ann has a wealth of experience therapeutically utilizing a person-centered approach including elements of psychodynamic, CBT, and Cognitive Behavioral Therapy.

She has treated clients to achieve overall well-being in regard to mental healthcare specifically with regard to depressive, anxiety, mood and psychotic disorders.

Ann has worked with many communities in NYC including, LGBTQ+ communities, victims of domestic violence, those with substance use disorders, and communities experiencing severe and chronic traumatic disorders.

Ann strives to understand the person as a whole and treat the root causes of mental health issues – while managing symptoms effectively.

New patients, please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Ann can help you with:

  • Addiction Recovery
  • Anxiety (feeling nervous or worried)
  • Attention Deficit/Hyperactivity Disorder (ADHD)
  • Bipolar Disorder
  • Depression
  • Domestic abuse (abuse a home)
  • Family problems
  • General mental healthcare
  • LGBTQ problems

  • Loss of a loved one
  • Psychiatric evaluation (test to see what mental health care you may need)
  • Psychosis
  • Relationship problems
  • Self-esteem (having respect for yourself)
  • Social phobia (feeling shy and nervous around others)
  • Taking your medicines, the right way
  • Traumatic or painful events

Jay K. Varma, MD

Medical Director, Family Medicine Physician

Jay K. Varma is a medical doctor who works as a physician. He treats anyone over 18 years old at our Williamsburg and Crown Heights locations. Dr. Varma completed an undergraduate degree in history at Harvard College in 1993 and completed his medical degree at University of California, San Diego School of Medicine in 1997. He completed his internal medicine residency and chief residency at UCSD Medical Center in 2001. Dr. Varma is fluent in English. Dr. Varma is an expert in public health and the prevention and control of diseases, having published over 150 manuscripts in peer-reviewed journals.

New patients, please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Jay K. Varma, MD can help you with:

  • Yearly exams
  • Treatment of general health problems
  • Pap smears (test for cervical cancer)
  • STI infections you can get from sex) testing and treatment.
  • Birth control, including IUDs and Nexplanon (long-term birth control)
  • Care for patients with HIV/AIDS

  • Reproductive healthcare
  • Gender affirming care
  • Health screenings (tests that look for health problems before you have signs)
  • Care for long term health problems like diabetes, high blood pressure, asthma, and obesity
  • Referrals to other doctors

Frankie L. McLaurin, LCSW-R, PMHNP-BC

Psychiatric Nurse Practitioner

Frankie L. McLaurin, LCSW-R, PMHNP-BC is a Nurse Practitioner in Psychiatry who treats patients at the CHN Williamsburg Health Center. Mr. McLaurin completed an undergraduate degree in sociology at North Park University in 2008. He later completed his first graduate degrees in social work at New York University in 2012 and a second graduate degree in psychiatric-mental health nursing practice in 2023 at Yale University. He completed his adult clinical rotation at The Connecticut Mental Health Center from 2021- 2022, and his pediatric clinical rotation at The Yale Child Study Center in 2022-2023.

New patients, please call 866-246-8259 to make an appointment.

Book an Appointment New Patient

Frankie can help you with:

  • Addiction Recovery
  • Anxiety (feeling nervous or worried)
  • Attention Deficit/Hyperactivity Disorder (ADHD)
  • Bipolar Disorder
  • Depression
  • Domestic abuse (abuse a home)
  • Family problems
  • General mental healthcare
  • LGBTQ problems

  • Loss of a loved one
  • Psychiatric evaluation (test to see what mental health care you may need)
  • Psychosis
  • Relationship problems
  • Self-esteem (having respect for yourself)
  • Social phobia (feeling shy and nervous around others)
  • Taking your medicines, the right way
  • Traumatic or painful events