Addiction

Denise Garcia

Garcia-Denise-1366027112-profile
Denise Garcia
Denise Garcia
APN-CNP
Specialties
Psychiatry
National Provider Identifier
1366027112
Employment Status/Appointment
Employed
Female
Languages
Spanish
    1366027112 - 7711 - Endeavor Health Medical Group
Provider Status
Advanced Practitioner
Accepting Patients
No
Employed
Yes
Open Scheduling
Off
My Chart Scheduling
Off

Denise Garcia, APN-DNP, a psychiatric nurse practitioner at Endeavor Health, provides mental health care for children, adolescents and adults. She offers medication management for a wide range of conditions including ADHD, anxiety, depression, OCD, PTSD and trauma. Denise earned her Doctor of Nursing Practice degree from Rush University College of Nursing in 2019. She provides care in English and Spanish.

Hospital Affiliations
Years Experience
7
Medical Group Override
Off
Hide Online Scheduling
Off
Override Specialties
Off
Primary Specialty Not Schedulable
Off

Humna Fayyaz

Humna Fayyaz, MD
Humna Fayyaz
Humna Fayyaz
MD
Specialties
Psychiatry
Addiction Medicine
National Provider Identifier
1447746466
Employment Status/Appointment
Provisional
Female
Languages
Urdu
    1447746466 - 4540 - Endeavor Health Medical Group
Provider Status
Active
Accepting Patients
No
Employed
Yes
Open Scheduling
Off
My Chart Scheduling
Off

Humna Fayyaz, MD, a physician specializing in psychiatry at Endeavor Health, provides evaluation, diagnosis and treatment for a wide range of mental health conditions. Dr. Fayyaz develops individualized care plans that may include therapy, medication management and ongoing support. She works closely with patients to address emotional, psychological and behavioral concerns that impact overall wellbeing.

Hospital Affiliations
Years Experience
8
Medical Group Override
Off
Hide Online Scheduling
Off
Override Specialties
On
Primary Specialty Not Schedulable
Off

Kevin Masterson

Kevin Masterson, MD
Kevin Masterson
Kevin Masterson
MD
Specialties
Psychiatry
Addiction Medicine
National Provider Identifier
1962881318
Employment Status/Appointment
Provisional
Male
    1962881318 - 31113 - Endeavor Health Medical Group
Provider Status
Active
Accepting Patients
No
Employed
Yes

My endeavor is to help my patients gain a better sense of control over their daily habits, routines and their mental and physical health. My focus is not just trying to reduce symptoms of discomfort, but trying to also create positivity and joy in their lives.

Open Scheduling
Off
My Chart Scheduling
Off
I focus on simplicity—keeping patients on the fewest, most effective medications possible. I also emphasize lifestyle psychiatry, including habits like sleep, nutrition, mindfulness and social connection to support long-term wellness.
Kevin Masterson, MD, a psychiatrist at Endeavor Health, specializes in general and addiction psychiatry. He focuses on improving patients’ quality of life through personalized treatment plans that address both mental and physical health. Dr. Masterson incorporates lifestyle psychiatry and evidence-based care to help individuals feel more in control, reduce discomfort and foster joy in their lives.
Hospital Affiliations
Years Experience
11
Primary Specialty Not Schedulable
Off

Walter Whang

Walter Whang, MD
Walter Whang
Walter Whang
MD
Specialties
Psychiatry
National Provider Identifier
1245217942
Employment Status/Appointment
Active
Male
    1245217942 - 7711 - Endeavor Health Medical Group
Provider Status
Active
Accepting Patients
No
Employed
Yes
Overall Rating
5
Total Ratings
42
Total Comments
19
Comments
[{"id":1809661892,"surveyKey":"10795170957","source":"PG Survey- MD","mentionTime":"2026-02-25T05:00:00Z","wordCount":9,"comment":"Doc is the best of the best. He cares.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1809665755,"surveyKey":"10658376011","source":"PG Survey- MD","mentionTime":"2026-02-15T05:00:00Z","wordCount":44,"comment":"I've been with Dr. Whang since 2001--a very long time. He's a kind and caring doctor, and I was lucky to find him. I would certainly recommend him, but I don't know if he can even take new patients because he is so busy.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1809667254,"surveyKey":"10708668083","source":"PG Survey- MD","mentionTime":"2026-02-10T05:00:00Z","wordCount":6,"comment":"Dr. Whang is a great listener","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1809667251,"surveyKey":"10708659056","source":"PG Survey- MD","mentionTime":"2026-02-10T05:00:00Z","wordCount":17,"comment":"Very safe and clean office. Dr. Really takes time with you and listens to all your questions.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1809667893,"surveyKey":"10658372571","source":"PG Survey- MD","mentionTime":"2026-02-08T05:00:00Z","wordCount":18,"comment":"I couldn't ask for a better doctor than Dr. Whang. He saved my life. His care is irreplaceable.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768118316,"surveyKey":"10455056891","source":"PG Survey- MD","mentionTime":"2025-12-30T05:00:00Z","wordCount":2,"comment":"Excellent care","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1757554542,"surveyKey":"10257114273","source":"PG Survey- MD","mentionTime":"2025-11-25T05:00:00Z","wordCount":21,"comment":"Dr Whang was very encouraging and carefully listened to all my concerns and he was able to give me excellent advice.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1722725002,"surveyKey":"9871314339","source":"PG Survey- MD","mentionTime":"2025-09-24T05:00:00Z","wordCount":25,"comment":"Dr. Whang truly cares about his patients and is one of the last remaining providers who makes me feel seen and heard while being treated.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1722722656,"surveyKey":"9831255858","source":"PG Survey- MD","mentionTime":"2025-09-16T05:00:00Z","wordCount":39,"comment":"I have been with Dr. Whang for close to 30 years. I am bipolar 1 with psychotic features. He has always been there for me and knows me like an open book. I couldn't imagine working with anyone else.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1706707488,"surveyKey":"9630826649","source":"PG Survey- MD","mentionTime":"2025-08-17T05:00:00Z","wordCount":60,"comment":"Dr. Whang always does a good job of explaining to me exactly how I am doing and why he prescribes certain medications and what the results of my blood test mean, etc. I appreciate his help with my situation. Also, he even shares a little about himself, which helps me to better understand some things that are confusing to me.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1706706257,"surveyKey":"9630838073","source":"PG Survey- MD","mentionTime":"2025-08-12T05:00:00Z","wordCount":10,"comment":"Dr Whang answers all my questions and is very polite.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1706699835,"surveyKey":"9353316229","source":"PG Survey- MD","mentionTime":"2025-07-16T05:00:00Z","wordCount":28,"comment":"Dr. Whang goes above and beyond for his patients. I can not say enough good things about the care I have recieved as well as the office staff!","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768143530,"surveyKey":"9011758412","source":"PG Survey- MD","mentionTime":"2025-04-29T05:00:00Z","wordCount":7,"comment":"Dr. W. WHANG is an excellent doctor.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768150589,"surveyKey":"8841071198","source":"PG Survey- MD","mentionTime":"2025-04-01T05:00:00Z","wordCount":45,"comment":"Dr. Whang is the only reason I'm in a healthy place in my life today. Dr. Whang truly saves lives and I am immensely grateful to be one of his lifelong patients. I always feel safe and secure with Dr. Whang and his support staff.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768153705,"surveyKey":"8752323934","source":"PG Survey- MD","mentionTime":"2025-03-18T05:00:00Z","wordCount":14,"comment":"Dr Whang is easy to talk with, always upbeat and listens to my story.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768159657,"surveyKey":"8573260680","source":"PG Survey- MD","mentionTime":"2025-02-23T05:00:00Z","wordCount":20,"comment":"I am grateful for every way that Dr. Whang somehow continues to provide next level care and attention to patients.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768161494,"surveyKey":"8573259955","source":"PG Survey- MD","mentionTime":"2025-02-18T05:00:00Z","wordCount":9,"comment":"Takes time to listen and explains everything to me.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768161201,"surveyKey":"8573259104","source":"PG Survey- MD","mentionTime":"2025-02-18T05:00:00Z","wordCount":18,"comment":"Your care exceeds my expectations. What a relief to be under your supervision, even if it's only temporary!","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}},{"id":1768173950,"surveyKey":"8303186244","source":"PG Survey- MD","mentionTime":"2025-01-07T05:00:00Z","wordCount":35,"comment":"Dr. Whang does a good job of explaining things and balancing between the ideal situation and being realistic about how some troublesome issues are somewhat normal. I like that he shows me the whole picture.","ratings":[],"overallRating":{"name":"Likelihood to recommend","value":5}}]

My endeavor is to provide comprehensive psychiatric care that helps patients achieve better mental health outcomes.

Open Scheduling
Off
My Chart Scheduling
Off
I work with patients to provide evidence-based psychiatric care that addresses their unique needs. My focus is on using my clinical expertise and teaching experience to support mental health and recovery.
Walter J. Whang, MD, a psychiatrist at Endeavor Health, is board certified in psychiatry and has extensive experience in both clinical care and medical education. He serves as Clinical Assistant Professor at the University of Chicago Medical Center and Medical Director at Endeavor Health Medical Group. Dr. Whang’s clinical interests include substance use disorders, mood and anxiety disorders and psychopharmacology, with additional expertise in electroconvulsive therapy (ECT).
Years Experience
34
Primary Specialty Not Schedulable
Off

Lekshmi Venugopal

Lekshmi Venugopal, MD
Lekshmi Venugopal
Lekshmi Venugopal
MD
Specialties
Psychiatry
Addiction Medicine
National Provider Identifier
1164682597
Employment Status/Appointment
Active
Female
    1164682597 - 31114 - Endeavor Health Medical Group 1164682597 - 7196 - Elmhurst Hospital
Provider Status
Active
Accepting Patients
No
Employed
Yes

My endeavor is to help people find their joy in life.

Open Scheduling
Off
My Chart Scheduling
Off
Spending time with my family
Traveling
watching Chicago sports teams
Attending theater productions
I believe caring for patients is never done in isolation. My approach centers on collaboration with patients, families and the entire care team to create an environment of trust and connection. While my role may include prescribing medications, I know treatment is more than that. It is about listening, understanding each person’s story and helping them move toward a life that feels meaningful and fulfilling.
Lekshmi Venugopal, MD, a psychiatrist at Endeavor Health, provides comprehensive care for individuals facing depression, anxiety and substance use disorders. She focuses on understanding each patient’s struggles, offering education and prescribing medications when needed. Dr. Venugopal emphasizes teamwork, collaboration and building connections, ensuring patients and their families feel supported throughout their care.
Hospital Affiliations
Years Experience
22
Primary Specialty Not Schedulable
Off

Laura Parise

Laura Parise, MD
Laura Parise
Laura Parise
MD
Specialties
Psychiatry
Addiction Medicine
Addiction Psychiatry
National Provider Identifier
1538189808
Employment Status/Appointment
Senior Attending
Female
    1538189808 - 1462 - Endeavor Health Medical Group 1538189808 - 32430 - Endeavor Health Medical Group
Provider Status
Active
Accepting Patients
No
Employed
Yes

My endeavor is to provide passionate care to patients at the Doreen Chapman Center, ensuring they receive the respect and dignity they deserve.

Open Scheduling
Off
My Chart Scheduling
Off
I believe in connecting with my patients through trust and compassion. My strength is building safe environments where people feel seen and understood. At the Chapman Center, we treat addiction and mental health together, without blame or judgment, helping each patient reclaim their health and identity.
Professional Title
Laura Parise, MD, an addiction psychiatrist and medical director of the Doreen E. Chapman Center at Endeavor Health, provides care for patients living with both addiction and mental health conditions. She leads a multidisciplinary team offering partial hospitalization and intensive outpatient programs that deliver high-quality care in the least restrictive setting. Dr. Parise is committed to helping patients find healing through compassion, medical expertise and a nonjudgmental approach.
Years Experience
32
Primary Specialty Not Schedulable
Off

Bulbul Bahuguna

Bulbul Bahuguna, MD
Bulbul Bahuguna
Bulbul Bahuguna
MD
Specialties
Psychiatry
National Provider Identifier
1912981366
Employment Status/Appointment
Senior Attending
Female
    1912981366 - 6442 - Bulbul Bahuguna, MD
Provider Status
Active
Accepting Patients
No
Employed
No
Open Scheduling
Off
My Chart Scheduling
Off
Years Experience
50
Primary Specialty Not Schedulable
Off
Subscribe to Addiction