Our Providers

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Ariffin Alam MD

Dr. Alam earned his medical degree and graduated with honors from the University of Texas Medical Branch (UTMB) at Galveston. He completed his internal medicine residency at Baylor College of Medicine in Houston, Texas. Dr. Alam went on to complete his pulmonology and critical care medicine fellowship at the University of Cincinnati College of Medicine in Ohio.

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Jonathan Besas DO

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

515 W. Mayfield Road, Suite 240, Arlington, TX 76014
817.476.2882
817.394.6202 Fax

Dr. Besas is a member of the following professional organizations:

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Neda Bionghi MD

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

515 W. Mayfield Road, Suite 240, Arlington, TX 76014
817.476.2882
817.394.6202 Fax

Dr. Bionghi joined the Texas Pulmonary & Critical Care Consultants family in 2025.

Dr. Bionghi is a member of the following professional organizations:

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Amy M Bird ACNP-BC





Amy joined the Texas Pulmonary & Critical Care Consultants family in 2011.

Amy is a member of the following professional organizations:


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Catarina E Bonilla, FNP

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Victoria Brothers, PA-C

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

515 W. Mayfield Road, Suite 240, Arlington, TX 76014
817.476.2882
817.394.6202 Fax

Tori joined the Texas Pulmonary & Critical Care Consultants family in 2022.

Victoria is a member of the following professional organizations:

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John R Burk MD, FACP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Dr. Burk is one of Texas Pulmonary & Critical Care Consultants' founding fathers, establishing the original company in 1977.

Dr. Burk is a member of the following professional organizations:


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A Jayde Calhoun FNP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Jayde joined the Texas Pulmonary & Critical Care Consultants family in 2025.

Jayde is a member of the following professional organizations:

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Xinyu Cao DO

Dr. Xinyu "Mike" Cao received his Doctorate of Osteopathic Medicine from the Texas College of Osteopathic Medicine in Fort Worth and did his Internal Medicine Residency at the University of Texas Tyler Health Science Center. He went to Detroit Medical Center/Wayne State University for his Sleep Medicine Fellowship, to Nova Southeastern University School of Osteopathic Medicine in Florida for Pulmonary Disease Fellowship training, and finally to Saint Louis University School of Medicine for his Critical Care Fellowship training.

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Tamara Cauble AGACNP-BC

Tamara is from Arlington, TX. She earned her Associate of Applied Science in Nursing in 2014 and received a Bachelor of Science in Nursing from the University of Texas at Arlington in 2017. She worked as a bedside nurse for 9 years caring for critically ill patients in the progressive care unit and the intensive care unit. In 2023, she earned a Master of Nursing Science from The University of Texas at Arlington. She is a certified Adult-Gerontology Acute Care Nurse Practitioner.

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Kenneth Collins AGACNP-BC

Kenneth joined the Texas Pulmonary & Critical Care Consultants family in 2019.

 

Kenneth is a member of the following professional organizations:

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Kevin G Connelly MD, FCCP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Dr. Connelly joined the Texas Pulmonary & Critical Care Consultants family in 1998.

Dr. Connelly is a member of the following professional organizations:


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John Deetjen PA-C





John joined the Texas Pulmonary & Critical Care Consultants family in 2023.

John is a member of the following professional organizations:

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Rachel Doot AGACNP-BC

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Huy X Duong DO, FCCP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Dr. Duong joined the Texas Pulmonary & Critical Care Consultants family in 2002.

Dr. Duong is a member of the following professional organizations:


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Samer H Fahoum MD

515 W. Mayfield Road, Suite 240, Arlington, TX 76014
817.476.2882
817.394.6202 Fax

Dr. Fahoum re-joined the Texas Pulmonary & Critical Care Consultants family in 2025, having originally joined the group in January, 2016. He practiced in Lewisville and Irving for a while, but we're happy to welcome him back home. He practiced in Selma, Alabama for 16 years prior to moving to Texas. 

Dr. Fahoum is a member of the following professional organizations:

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Merlyn Fanga AGACNP-BC

In her spare time she loves to read, travel and spend time with family and friends.

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Kimberly Grady ACNPC-AG

Kimberly was born and raised in Oklahoma, the youngest of three children. She received her Bachelor of Science in Nursing from Southwestern Adventist University in 2016. She worked as an Intensive Care Unit nurse for seven years and during this time went on to get her Master of Science in Nursing from The University of Texas at Arlington, graduating in May 2023. She is a certified Adult-Gerontology Acute Care Nurse Practitioner.

Kimberly joined the Texas Pulmonary & Critical Care Consultants family in 2023. In her free time, she enjoys traveling and scuba diving with her husband, photography, and taking care of her two corgi dogs. 

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Sai Karan Vamsi Guda DO

He specializes in performing advanced bronchoscopic procedures, including but not limited to rigid bronchoscopy, tumor debulking, airway stent design and deployment, minimally-invasive thoracoscopic procedures including medical thoracoscopy for the management of malignant and undiagnosed pleural effusions, endobronchial lung volume reduction, and robotic bronchoscopy for the diagnosis of pulmonary nodules.

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Abigale D Henry MD

Dr. Henry joined the Texas Pulmonary & Critical Care Consultants family in 2021.

Dr. Henry is a member of the following professional organizations:

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Michelle L Hill AGACNP-BC





Michelle joined the Texas Pulmonary & Critical Care Consultants family in 2025.

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M Katherine Hix, MD

Dr. Hix is a member of the following professional organizations:

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John W Hollingsworth II MD

John W. Hollingsworth MD was born and raised in Houston, Texas. He attended undergraduate at Colorado College. He returned to Texas to attend Medical School, Residency, and Chief Residency at University of Texas Medical Branch in Galveston. He continued his training as a Fellow in Pulmonary and Critical Care Medicine at Duke University Medical Center. He then joined the faculty at Duke. As a junior faculty, his training included service as a Visiting Scientist at a branch of the National Institute of Health, the National Institute of Environmental Health Sciences. Dr. Hollingsworth remained full-time faculty at Duke University Medical Center for approximately a decade achieving the academic rank of Associate Professor with tenure. He then continued his career at the Ohio State University as a Professor of Medicine with tenure. He joined the faculty at TCU Burnett School of Medicine in 2020 as a Professor of Medicine. He serves both as a Clerkship Director for Critical Care Medicine for TCU medical students and as the Director of Subspecialty Education for Pulmonary and Critical Care Medicine within the Internal Medicine Residency Program at Texas Health Harris Methodist Hospital. Dr. Hollingsworth contributed to more than 50 original scientific publications, served on multiple peer review panels for the National Institute of Health, served on the editorial board of several scientific journals, and edited a book on environmental health. Dr. Hollingsworth has consistently recognized for excellence in clinical practice, contributions to medical education, and dedicated efforts to advance health-related science. Dr. Hollingsworth currently serves as the Medical Director of Critical Care at Texas Health Harris Methodist Hospital. Clinical practice (patient care) has consistently provided the foundation for all aspects of his professional career. He has been caring for patients since 1996. Dr. Hollingsworth continues to focus his professional endeavors on providing superior individualized care for each of his patients as a member of the clinical team at Texas Pulmonary & Critical Care Consultants.

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Jonathan L Ives PA-C

Jonathan joined the Texas Pulmonary & Critical Care Consultants family in 2015 as a Physician Assistant (PA-C). His professional career has been marked by exceptional service to both his country and community. After graduating high school in his hometown of Elgin, Texas, he enlisted as an infantryman in the Texas Army National Guard.

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Dustin Kunz PA-C





Dustin joined the Texas Pulmonary & Critical Care Consultants family in 2022.

Dustin is a member of the following professional organizations:

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Stuart D McDonald MD, FCCP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Dr. McDonald has been in practice at Texas Pulmonary & Critical Care Consultants since 1993.

He was raised in Fort Worth, graduating from Paschal High School in 1979. He attended Vanderbilt University, graduating magna cum laude in 1983.

After graduating from UT Southwestern Medical School in Dallas, he did his Internal Medicine residency and Pulmonary and Critical Care fellowship at University of Alabama Birmingham.

He has served many leadership roles, including:

He has served on numerous boards, including:

He is married with two children. In his spare time he enjoys playing tennis and spending time with his family.

Dr. McDonald is a member of the following professional organizations:


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Andrew L Miller MD

Dr. Miller graduated from Tufts University, cum laude, and the Medical College of Virginia (VCU School of Medicine). He trained in Internal Medicine at Lenox Hill Hospital, New York, NY, where he also served as Chief Medical Resident. Dr. Miller then completed his fellowship in Pulmonary and Critical Care Medicine at the University of Colorado and National Jewish Health in Denver, CO which is consistently ranked as one of the top pulmonary hospitals in the country. He has published multiple book chapters and peer review publications.

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Marcella I Miller FNP-BC

Marcie joined the Texas Pulmonary & Critical Care Consultants family in 2022.

Marcella Miller is a member of the following professional organizations:

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K Corinne Moreland ANP-BC

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Corinne joined the Texas Pulmonary & Critical Care Consultants family in 2015. She has sub-specialized in Pulmonary Disease since 2011.

Corinne is a member of the following professional organizations:


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Alicia Naranjo Rosales PA-C

Alicia is a member of the following professional organizations:

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Angela D Naser-Duong ACNP-BC

Angela joined the Texas Pulmonary & Critical Care Consultants family in 2013.

 

Angela is a member of the following professional organizations:

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Ena Osmanovic AGACNP-BC

Ena joined the Texas Pulmonary & Critical Care Consultants family in 2024.

 

Ena is a member of the following professional organizations:

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Hasan Pham AGACNP-BC

Hasan is certified as an Adult-Gerontology Acute Care Nurse Practitioner by the American Nurses Credentialing Center. He received his Bachelor of Science in Nursing in 2014 from the University of Texas at Arlington followed by a Master of Science in Nursing from the University of Texas at Arlington in 2022. Before joining Texas Pulmonary, he worked as a nurse practitioner in the cardiology service line. Also, he worked as a registered nurse for 9 years, which included included work in the progressive care unit, medical intensive care unit, and cardiac catheterization laboratory.

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Chithra Poongkunran MD

Dr. Poongkunran (Dr. "P") joined the Texas Pulmonary & Critical Care Consultants family in 2025.

Dr. Poongkunran is a member of the following professional organizations:

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Kerim F Razack MD, FCCP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Dr. Razack joined the Texas Pulmonary & Critical Care Consultants family in 2000.

Dr. Razack is a member of the following professional organizations:


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Cynthia M Roger ACNP-BC

Cyndy joined the Texas Pulmonary & Critical Care Consultants family in 2007.

Cyndy is a member of the following professional organizations:


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Erin Rutledge PA-C

Erin joined the Texas Pulmonary & Critical Care Consultants family in 2018.
 

Erin is a member of the following professional organizations:

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Muhammad Hasham Sarwar MD

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

515 W. Mayfield Road, Suite 240, Arlington, TX 76014
817.476.2882
817.394.6202 Fax

He has keen interest in management of Asthma, COPD, Pleural Effusion, Bronchiectasis, Chronic Cough and Diagnosis of Lung cancer. He is also on staff at TCU Burnett School of Medicine as Assistant Professor and teaches medical students and residents.

Dr. Sarwar joined the Texas Pulmonary & Critical Care Consultants family in August 2023. He is married with two children. In his spare time, he likes to play soccer, travel, and hike.

Dr. Sarwar is a member of the following professional organizations:

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Sarah Shaffer PA-C

Sarah joined the Texas Pulmonary & Critical Care Consultants family in 2021.

 

Sarah is a member of the following professional organizations:

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James T Siminski MD, FCCP

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Dr. Siminski joined the Texas Pulmonary & Critical Care Consultants family in 1999.

Dr. Siminski is a member of the following professional organizations:


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Amy Tounget AGACNP-BC

Amy joined the Texas Pulmonary & Critical Care Consultants family in 2021.

 

Amy is a member of the following professional organizations:

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Brandi R Trujillo AGACNP-BC

1201 Fairmount Avenue, Fort Worth, TX 76104
817.335.5288
817.338.0927 Fax

Brandi joined the Texas Pulmonary & Critical Care Consultants family in 2015.

Brandi is a member of the following professional organizations:


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Amanda Viehmann AGACNP-BC

Amanda joined the Texas Pulmonary & Critical Care Consultants family in 2023. 

Amanda is a member of the following professional organizations:

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Kelli R Vogler PA-C

Kelli joined the Texas Pulmonary & Critical Care Consultants family in 2020.
 

Kelli is a member of the following professional organizations:

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Stephen Whitcomb PA-C

Stephen is a member of the following professional organizations:

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Kathleen Wilhite PA-C

Kathleen is a member of the following professional organizations:

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