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Division of Infectious Diseases

Welcome from Dr. Daniel Skiest
Chief, Division of Infectious Diseases

Dr. Daniel SkiestMembers of the Infectious Disease Division diagnose and treat patients with various infections. Our eight faculty physicians, two infectious diseases fellows, and travel clinic nurse practitioner, care for patients in the ambulatory setting (clinic) and in the hospital.

We also have an Infectious Diseases Clinical Research Unit, where we conduct clinical studies, primarily related to HIV/AIDS, hepatitis C, pneumonia, influenza and vaccines. 

Members of the Infectious Diseases Division hold faculty appointments at Tufts University School of Medicine, and are involved in the education of fellows, residents, and medical students. The ID division has the only ACGME-accredited Infectious Diseases fellowship in western Massachusetts.


The Baystate Infectious Disease (ID) Division provides comprehensive infectious disease care in western Massachusetts. The ID division does approximately 200 new inpatient infectious disease consultations monthly. Outpatient services are provided at several sites including 3300 Main St, Brightwood Health Center/Centro de Salud, Baystate High Street Clinic and Caring Health Center. The Baystate Infectious Disease group also provides inpatient consultation at other hospitals, namely Baystate Franklin Medical Center, Kindred Hospital and Mercy Medical Center. The division also participates in providing patient care at Baystate Wound Care Center, TB clinic and hepatitis clinic.


The ID division consists of eight physicians and one nurse practitioner. Members of the division are involved in clinical care, medical education and clinical research and have expertise in a wide variety of infectious diseases including HIV/AIDS, viral hepatitis, cellulitis, wound care, pneumonia, Lyme disease, transplant infectious diseases and travel medicine. The ID division has the only ACGME-accredited infectious diseases fellowship in western Massachusetts.

Infectious Disease Services 


Inpatient/Outpatient Infectious Disease Consultation

Inpatient infectious disease consultation at Baystate Medical Center is the primary service provided by the infectious disease group. Approximately 200 inpatient consultations are provided by assigned providers on monthly basis.  Patients with myriad infectious diseases and syndromes are evaluated and appropriate treatments are recommended.

  • Phone: 413-794-5376

The Outpatient infectious disease care clinic sees approximately 220 outpatients monthly (includes inpatient follow ups and outpatients with acute and chronic infections such as orthopedic infections, endocarditis, osteomyelitis, HIV. 

  • 3300 Main Street
  • Tuesday through Friday
  • Phone: 413-794-7394

HIV Care

HIV care at Baystate Medical Center is provided by dedicated physicians trained in HIV medicine. In addition to the Baystate infectious disease specialists, comprehensive HIV care is also provided by primary care physicians in an integrated setting. 

  • There are 4 HIV care centers at BMC:  3300 Main St. Clinic, High Street Clinic, Brightwood Clinic and Mason Square Clinic.
  • Phone: 413-794-7394

Hepatitis Care

Dr. Armando Paez, Dr Rony Ghaoui, Dale Pappas, PA-C and Jeanne McCarthy, PA-C (GI division) provide comprehensive care of patients with chronic liver disease including those living with chronic hepatitis C and chronic hepatitis B. 

  • 3300 Main Street, 3rd Floor
  • Thursdays from 1:00 - 5:00 pm
  • Phone: 413-794-7394

Wound Care

Drs. Richard B. Brown and Armando Paez participate in this multidisciplinary group of wound care specialists at the Baystate wound care and hyperbaric medicine clinic

  • Wesson Building, Ground Floor
  • Phone: 413-794-8640

Travel Medicine

The travel clinic provides comprehensive pre-travel evaluation, advice and recommended vaccinations.  Mary Jo Stafford, FNP is the primary clinician at the travel clinic. 

  • 3300 Main Street, 1st Floor
  • Monday-Friday 8:00 am - 5:00 pm
  • Contact:  Phone 413-794-7394

Antimicrobial Stewardship

The purpose of  the Antimicrobial stewardship program is to measure and promote the appropriate use of antimicrobials by selecting the appropriate agent, dose, duration and route of administration in order to improve patient outcomes, while minimizing toxicity and the emergence of antimicrobial resistance. Baystate Infectious Disease has a dedicated inpatient infectious diseases clinical pharmacist specializing in infectious disease. Dr. Jennifer Schimmel and Erica Tenholder, PharmD, co-direct the Antimicrobial Stewardship program.

  • Phone: 413-794-5376.

Infection Control

The primary objectives of the Infection Control Program are to minimize the risk of developing an infection in the hospital, thus protecting patients and healthcare workers. Dr. Sarah Haessler is the director of hospital epidemiology.

  • Phone: 413-794-5376

Outpatient Antimicrobial Therapy Program (OPAT)

The outpatient antimicrobial therapy program provides services to patients needing prolonged intravenous antimicrobial therapy at home. Dr. Richard Brown is the head of the OPAT program at Baystate Health.

  • Phone: 413-794-8820

Clinical Research

Baystate Infectious Diseases has an active clinical trials program, directed by Dr. Daniel Skiest.  Dr. Armando Paez is Associate director of research. Dr. Julius Larioza is also on the research team. The team conducts clinical trials primarily in the areas of HIV, viral hepatitis and other infectious diseases such as influenza.

  • 3300 Main Street, Ground Floor Suite 1-D
  • Phone: 413-794-7022

Daniel J. Skiest, MD

Chief, Infectious Diseases Division

Andrew W. Artenstein, MD

Chair, Department of Medicine

Richard B. Brown, MD

Eric Granowitz, MD

Sarah D. Haessler, MD

Hospital Epidemiologist 

Neil R. Kudler, MD

Director, Health Information System 

Claire Magauran, MD

Jose Martagon-Villamil, MD

Armando Paez, MD

Program Director, Baystate Infectious Diseases Fellowship

Mary Jo Safford, NP, RN, MS

Travel Medicine Program

Jennifer J. Schimmel, MD

Co-Director, Antimicrobial Stewardship Program