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Current Residents


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Katelyn Butler, DO

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Caleb Cheatham, MD

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Mallie Dennis-Vacheron, MD

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Danielle Melton, DO

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Joy Patel, MD

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Zachary Reiners, MD


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Adam Chan, MD

Dr. Chan's Bio
Medical School: ETSU Quillen College of Medicine

Undergraduate: Emory University, BS in Neuroscience and Behavioral Biology
Hometown: Memphis, TN
Hobbies/Interests: You can 8 times of out 10 find me in the kitchen cooking – especially gravitating towards Cantonese and Southern flavors. Those other times, my wife and I are locally exploring Midtown with our puppy, Dooley, or traveling to faraway lands together. I live for home-improvement projects, pick-up games of basketball, challenging matches of tennis, and catching up with friends.
Psychiatry Interests: Eating disorders, mood disorders and treatment-resistant depression, ECT/TMS, and ADHD
Favorite Quote: “Eww! This tea is nothing more than hot leaf juice!” – Uncle Iroh
Future Plans: Not sure yet, but possibly Child and Adolescent Psychiatry and non-profit community work

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Vitaly Chernish, MD

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Parker Loy, MD

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James Montgomery, DO

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Zoe Reasons, MD


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Kelsey Bastian, MD

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Edinah Chikunguwo, DO

Dr. Chikunguwo's Bio
Name: Edinah Tendai Chikunguwo
Medical School: Lincoln Memorial University - DeBusk College of Osteopathic Medicine
Graduate: Lincoln Memorial University, Master of Science
Undergraduate: Howard University, dual Bachelor of Sciences in Biology and Psychology
Hometown: Harare, Zimbabwe
Hobbies/Interests: During my free time. I enjoy gardening, taking walks and hikes at Shelby Farms, enjoying Memphis outdoor dining in the summertime in addition to dining out throughout the year (I love food), spending time and chatting w/ family and friends, and much relaxation at home when I'm not reading the latest psychiatry journal articles.
Favorite Quote: "Do you have any questions, concerns, or complaints" - unknown psychiatrist
Future Plans: My most immediate future plans are to complete adult psychiatry residency and start a fellowship in child and adolescent psychiatry. My long-term professional goal is to continue to work w/ medically underserved populations as a community and/or family psychiatrist.

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Taiane Ferrari, MD

Dr. Ferrari's Bio
Medical School: UTHSC
Graduate: University of Memphis
Hometown: Originally from Brazil
Hobbies/Interests: Cuddling with my 2 kids, going to the gym, travelling (to the beach specially)
Favorite Quote: “You are the author of your own life story. You have the leading role and get to determine how you interact with your supporting cast and other characters. Without realizing it, you may have allowed the events in your life to write your story for you rather than taking deliberate action to write it in your own voice. What will it take to love your life story to create the happy endings you desire?”
Future Plans: Found an autism treatment center

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Sara McHenry, MD

Dr. McHenry's Bio
Medical School: East Tennessee State University Quillen College of Medicine
Graduate: Carson Newman University
Undergraduate: Carson Newman University
Hometown: Jacksboro, TN
Hobbies/Interests: Hiking, trying new beers, cooking Middle Eastern and Southern food, reading fiction, trying to grow plants, and board games. Professionally: forensics, LGBT+ healthcare
Favorite Quote: Find out who you are and do it on purpose. -Dolly Parton
Future Plans: Practice inpatient psychiatry, work in healthcare administration and advocacy, travel, get a second dog, camp more.

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Ian Michalak, MD

Dr. Michalak's Bio
Medical School: UTHSC
Undergraduate: UAB
Hobbies/Interests: Recreational soccer leagues, Grizzlies basketball, Norte Dame football, talking about how the SEC is overrated, drinking Dos Equis at El Mezcal on Union, dogs generally, my dog Arya, golfing cheaply and non-competitively, watching The Office and other notable comedies.
What I like about Memphis: mom and dad live here and will buy my arroz con pollo at El Mezcal regularly, city is not too crowded, Grizzlies, many places to drink outdoors with your dog, great friend squad

Favorite Quotes:
“Ok on 3...Break someone’s clavicle!” -Phil Weston, U8 soccer coach, Kicking and Screaming 
"“You miss 100% of the shots you don’t take.” -Wayne Gretzky” -Michael Scott 
“I am fast. To give you a reference point I am somewhere between a snake and a mongoose… And a panther.”-Dwight Schrute
“Change your questions, change your life”- Marilee Adams 
Future Plans: Live in Memphis, maintain grizzlies season tickets, work with kids, hopefully be able to shoot hoops with my patients from time to time, and have daily conversations that make patients feel dignified and like they matter.


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Robby Caldwell, MD

Dr. Caldwell's Bio
Medical School: East Tennessee State University Quillen College of Medicine
Undergraduate: University of Mississippi
Hometown: Cleveland, TN
Hobbies/Interests: Reading, writing, collecting vinyl, whitewater kayaking
Favorite Quote: "What I regret most in my life are failures of kindness." -George Saunders
Future Plans: Adult psychiatry, addiction, and possibly academics
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Noel Diaz, MD

Dr. Diaz's Bio
Medical School: UTHSC
Hometown: Lexington, KY
Hobbies/Interests: cooking, running, minority mental health
Favorite Quote: “At the end of the day, we can endure much more than we think we can.” – Frida Kahlo
Future Plans: addiction psychiatry, inpatient psychiatry
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Daniel Ha, MD

Dr. Ha's Bio
Medical School: Texas Tech University Health Sciences Center
Undergraduate: Texas A&M University
Hobbies/Interests: Texas A&M football, fantasy football, photography, Super Smash Bros, traveling and eating
Favorite Quotes: “Believe in yourselves. Dream. Try. Do good.” -Mr. Feeny
Future Plans: Child and adolescent psychiatry
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Vamsi Vennam, DO

Dr. Vennam's Bio
Medical School: LMU-DCOM
Undergraduate: UTK (GO VOLS!!)
Hometown: Memphis TN
Hobbies/Interests: Sports, music, books
Future Plans: Adult Psychiatry

Last Published: Sep 20, 2021