3 Best Psychiatrists in Manchester, NH

Expert-recommended Top 3 Psychiatrists in Manchester, New Hampshire. All of our psychiatrists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

Sreenivas Katragadda, MD - Manchester, NH Psychiatrists
Sreenivas Katragadda, MD - Manchester, NH Psychiatrists
10+ YEARS ON TBR

SREENIVAS KATRAGADDA, MD

LIFESTANCE THERAPISTS & PSYCHIATRISTS MANCHESTER
148 Coolidge Avenue,
Manchester, NH 03102 Directions

Since 1998

Specialty:

✓ADHD ✓Autism ✓Depression/Feeling Down ✓Self-Esteem ✓Alcohol Use ✓Anxiety ✓Bipolar Disorder ✓Childhood Behavioral Issues ✓Drug/Substance Use ✓Hair Pulling and Skin Picking ✓Hallucinations ✓Intellectual Challenges: Generally Independent ✓Intense Mood Changes ✓Obsessive Compulsive Disorder ✓Panic Attacks ✓Phobias ✓Psychosis/Issues With Reality ✓Schizophrenia/Schizoaffective ✓School Behavioral Issues ✓Stress Management

" Dr. Sreenivas Katragadda is board-certified in adult psychiatry, child and adolescent psychiatry, and addiction medicine. He treats conditions including ADHD, anxiety, depression, developmental and behavioral concerns in children, and substance use disorders. He provides medication-based treatment and transcranial magnetic stimulation (TMS). Dr. Sreenivas Katragadda is involved in teaching and holds adjunct faculty positions at Dartmouth Medical School and Tufts University School of Medicine. He practices at LifeStance Therapists & Psychiatrists in Manchester, where services include in-person and online counseling, therapy, psychiatry, and medication management.

2026 Highlights: Dr. Sreenivas Katragadda was recognized as a Top Doctor in 2024 and 2025. He speaks English and Telugu. He offers online telehealth visits. He serves patients between the ages of 6 and 74."

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License #13068

Contact:

(603) 516-0335 877-827-5174

Mon,Wed & Fri: 8am - 5pm
Tue & Thu: 8am - 6pm
Sat & Sun: Closed

TBR® Inspection Report:

Thor Agustsson, DO - Manchester, NH Psychiatrists
Thor Agustsson, DO - Manchester, NH Psychiatrists

THOR AGUSTSSON, DO

LIFESTANCE THERAPISTS & PSYCHIATRISTS MANCHESTER
148 Coolidge Avenue,
Manchester, NH 03102 Directions

Since 2008

Specialty:

✓ADHD ✓Anxiety ✓Attention and Focus ✓Panic Attacks ✓Stress Management ✓Anger Issues ✓Bipolar Disorder ✓Depression/Feeling Down ✓Hallucinations ✓Intense Mood Changes ✓Men's Health/Issues ✓Obsessive Compulsive Disorder ✓Phobias ✓Psychosis/Issues With Reality ✓Schizophrenia/Schizoaffective ✓Self-esteem ✓Sleep Issues or Insomnia

" Dr. Thor Agustsson completed his psychiatry residency at Louisiana State University Health Sciences Center/Ochsner Clinic in New Orleans, LA. He is a member of the American Psychiatric Association and serves on the National Board of Osteopathic Medical Examiners. Dr. Thor Agustsson provides outpatient and telemental health psychiatric evaluations and evidence-based psychopharmacologic treatment. He treats adults, adolescents, and children. He practices at LifeStance Therapists & Psychiatrists Manchester, where services include individual therapy, couples therapy, family therapy, and marriage counseling to address a range of needs.

2026 Highlights: Dr. Thor Agustsson has 16 years of experience in psychiatry. He has delivered regional presentations on opioid addiction and its treatment and is a DEA-certified Suboxone treatment provider. He is available for both in-person and online appointments."

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License #17292

Contact:

TBR® Inspection Report:

Nikhil Teja, MD - Manchester, NH Psychiatrists
Nikhil Teja, MD - Manchester, NH Psychiatrists

NIKHIL TEJA, MD

LIFESTANCE THERAPISTS & PSYCHIATRISTS MANCHESTER
148 Coolidge Avenue,
Manchester, NH 03102 Directions

Since 2016

Specialty:

✓Adhd ✓Anxiety ✓Attention and Focus ✓Depression/feeling Down ✓Panic Attacks ✓Self-esteem ✓Stress Management ✓Alcohol Use ✓Anger Issues ✓Autism: Generally Independent ✓Bipolar Disorder ✓Dementia and Memory Issues ✓Detachment/disconnection ✓Dissociative Disorders ✓Drug/substance Use ✓Eating Issues: Binging ✓Empty Nesters ✓Fertility ✓First Responder Stress ✓Focus ✓Concentration and Memory ✓Gambling ✓General Relationship Issues ✓Grief and Loss ✓Hair Pulling and Skin Picking ✓Sexual Trauma ✓Sleep Issues or Insomnia ✓Social Skills and Communication ✓Sports Performance ✓Stress From Ongoing Health Issues ✓Stroke-related Conditions ✓Trauma and PTSD

" Dr. Nikhil Teja earned his medical degree from Tulane University School of Medicine and completed his general psychiatry residency at Dartmouth-Hitchcock Medical Center. He received additional training in treatment-resistant mood disorders and electroconvulsive therapy and completed an Addiction Psychiatry fellowship at Dartmouth-Hitchcock. He has broad clinical experience across a variety of treatment settings. He develops individually tailored treatment plans that incorporate evidence-based interventions. He has an interest in cognitive behavioral therapy and integrates it into his treatment approach. He practices at LifeStance Therapists & Psychiatrists in Manchester.

2026 Highlights: Dr. Nikhil Teja has also served as an instructor and supervisor for residents in the Adult Psychiatry Residency at Dartmouth Hitchcock and has conducted seminars on addictive diseases for physicians in other specialties. He has experience across inpatient psychiatric units, community health treatment centers, outpatient clinics, residential substance abuse treatment programs, and office-based substance abuse treatment."

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License #19265

Contact:

(603) 516-0335 (877) 827-5174

Mon,Wed & Fri: 8am - 5pm
Tue & Thu: 8am - 6pm
Sat & Sun: Closed

TBR® Inspection Report: