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Meet Our Regency Team

INTERNAL MEDICINE - MDVIP

Dr. Markowicz

Allen L. Markowicz, MD, MBA, FACP
Chief, Division of Community Internal Medicine
Director, University of Toledo Community Multi-specialty Practice Sites
Director, University of Toledo Executive Health Assessment Program

Make an Appointment: 419.214.4847
Board Certification: Internal Medicine
Special Interest: Primary care internal medicine, boutique practice - an MDVIP physician, administration
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PRIMARY CARE

Dr. Machandah

Sean Machanda, M.D.
Family Medicine

Make an Appointment: 419.479.2665
Board Certification: Family Medicine
Special Interest: Pediatrics
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Dr. Niranjan

Shalini Niranjan, M.D. 
Family Medicine

Make an Appointment: 419.479.2665
Board Certification: Family Medicine
Special Interests: Preventive medicine and health promotion, women’s health, global health
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Dr. Bates

Christopher A. Bates, MD, PhD 
Primary Care Internal Medicine

Make an Appointment: 419.479.2665
Board Certification: Internal Medicine
Special Interests: End of Life Care
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Danyell Johnson

Danyell Johnson, CANP
Primary Care Internal Medicine

Make an Appointment: 419.479.2665
Board Certification: Adult Nurse Practitioner Certified
Certified by the state of Ohio to perform DOT physicals
Special Interest: Diabetes

 

 


CARDIOLOGY

Dr. Gupta

Rajesh Gupta, M.D.
Cardiovascular Medicine : Interventional Cardiology

Make an Appointment: 419.479.2665
Board Certification: Internal Medicine, Cardiovascular Disease, Interventional Cardiology, Valvular Heart Disease
Special Interests: Interventional Cardiology, Peripheral Vascular Disease, Valvular Heart Disease
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NEPHROLOGY

Dr. Alfonso-Jaume

Maria Alfonso-Jaume, M.D.
Nephrology

Make an Appointment: 419.479.2665
Board Certification: Board Certified in Nephrology
Special Interests: Nephrology, transplants
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NEUROLOGY

Dr. Li

Hongyan Li, MD, PhD
Neurology

Make an Appointment: 419.479.2665
Board Certification: Neurology
Specialty Interests: Subspecialty Boards in Clinical Neurophysiology (Epilepsy)
Clinical Interests: Epilepsy, Dizziness, Balance Disorders, Vertigo, Neuro-Otology, Clinical Neurophysiology
Research Interests: Vestibular Compensation, Neuronal Plasticity, Semeiology and Epileptogenesis, Traumatic Brain Injuries and Seizures
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ORTHOPAEDICS

Dr. Gehling

Daniel J. Gehling, MD
Orthopaedics

Make an Appointment: 419.479.2665
Board Certification: Board Certified in Orthopedic Surgery
Special Interests: Primary and revision total joint surgery of the hip and knee
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Dr. Siparsky

Patrick Siparsky, M.D.
Orthopaedics : Sports Medicine

Make an Appointment: 567.661.0328
Board Certification: Board Eligible
Clinical Interests: Knee and shoulder arthroscopy, Anterior cruciate ligament (ACL) reconstruction, Multi-ligamentous knee injuries (ACL, PCL, MCL, LCL), Articular cartilage healing and repair, Meniscus injuries, Patellofemoral pain, Shoulder impingement and instability, Rotator Cuff tears
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PHYSICAL MEDICINE AND REHABILITATION

Dr. Rizk

Tallat Rizk, MD 
Physical Medicine and Rehabilitation

Make an Appointment: 419.479.2665
Board Certification: Physical Medicine and Rehabilitation
Special Interests: Fibromyalgia, Back Pain, Spinal Cord Injuries, Traumatic Brain Injuries and Musculoskeletal Disorders
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PULMONARY MEDICINE

Dr. Assaly

Ragheb A. Assaly, MD 
Pulmonary Medicine (Critical Care and Sleep)

Make an Appointment: 419.720.0317
Board Certification: Internal Medicine; Pulmonary and Critical Care Medicine
Clinical Interests: Sepsis and Pulmonary Hypertension
Research Interests: Endothelial Cell Function
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Dr. Hammersley

Jeffrey R. Hammersley, MD 
Pulmonary Medicine (Critical Care and Sleep)

Make an Appointment: 419.720.0317
Board Certification: Internal Medicine and Pulmonary, Critical Care and Sleep Medicine
Special Interests: Interstitial Lung Disease, Occupational Lung Disease (including Berylliosis), Pulmonary Vascular Disease/Pulmonary Hypertension, Asthma/Bronchospasm/Chronic Obstructive Pulmonary Disease, Lung Cancer, Advanced Bronchoscopy Techniques, Hyperbaric & Diving 
Details

 

Dr. Hernandez

Dawn Alita R. Hernandez, MD, MPH 
Pulmonary Medicine (Critical Care and Sleep)

Make an Appointment: 419.720.0317
Board Certification: Internal Medicine and Pulmonary Diseases
Clinical Interests: Pleural Disease and its Management/Diagnosis, Adolescent Pulmonary Medicine
Research Interests: Pleural Disease, COPD and Cancer
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Dr. Safi

Fadi Safi, MD 
Pulmonary Medicine (Critical Care and Sleep)

Make an Appointment: 419.720.0317
Board Certification: Internal Medicine and Pulmonary Disease
Specialty Interests: Pulmonary and Critical Care Diseases, Interventional Pulmonology 
Research Interests: Lung Cancer and Interstitial Lung Disease
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Dr. Yoon

Youngsook Yoon-Krawczyk, MD 
Pulmonary Medicine (Critical Care and Sleep)

Make an Appointment: 419.720.0317
Board Certification: Internal Medicine, Pulmonary/Critical Care Medicine
Clinical Interests: Thromboembolic Disease, Mechanical Ventilation, Lung Transplant and Pleural Diseases
Research Interests: Clinical Research
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UROLOGY

Dr. Sindhwani

Puneet Sindhwani, MD 
Urology

Make an Appointment: 419.473.3446
Board Certification: American Board of Urology
Specialty Interests: Male infertility and sexual health, minimally invasive treatments for enlarged prostate, kidney transplantation, and nutrition and urologic diseases
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Dr. Murtagh

Daniel S. Murtagh, Sr., MD 
Urology

Make an Appointment: 419.473.3446
Board Certification: American Board of Urology
Specialty Interests: Kidney Stones, Prostate Problems, Incontinence, Erectile Dysfunction, Urologic Cancers, Voiding Dysfunction
Research Interests: Kidney Stones, Erectile Dysfunction, Clinical Outcome Research, Prostate Cancer
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Dr. Crisenbery

Marc M. Crisenbery, MSN, CNP 
Urology

Make an Appointment: 419.473.3446
Board Certification: Certified Nurse Practitioner
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 Allergy and Clinical Immunology

Dr. Kriegel

Svetlana Kriegel, MD
Allergy and Clinical Immunology

Make an Appointment: Regency: 419.479.2665; UTMC: 419.383.3780
Board Certification: Internal Medicine; Allergy and Immunology 
Specialty Interests: Chronic rhinitis and sinusitis; difficult-to-treat asthma; cough; eczema; atopic and contact dermatitis; urticuria; anaphylaxis; food, insect and medication allergies; eosinophilic esophagitis; immunodeficiency.
Details

 

 

 

Last Updated: 1/18/18