Sigmon Psychiatric — Online Psychiatric Care Across Arizona

Angela Marton, PMHNP-BC is a board-certified Psychiatric Mental Health Nurse Practitioner providing compassionate, evidence-based online psychiatric care to patients across all of Arizona. Sigmon Psychiatric is one of the highest-rated psychiatric practices in Tucson, with a perfect 5.0 rating across 81 verified patient reviews on Zocdoc. Specializing in anxiety, depression, ADHD, PTSD, bipolar disorder, OCD, and medication management. Same-day and next-day appointments available. Now accepting new Arizona patients.

Why Patients Choose Sigmon Psychiatric

Board-certified PMHNP with training from Arizona State University and the University of Cincinnati
5.0 patient rating with 81 verified reviews on Zocdoc — one of the highest-rated psychiatric providers in the Tucson metro area
Same-day and next-day appointments available
HIPAA-compliant online telehealth appointments for every Arizona resident — no commute, no waiting room
Personalized, measurement-based medication management — not a prescription mill
Holistic approach combining medication with lifestyle modifications, sleep hygiene, nutrition counseling, and stress reduction
Accepts most commercial insurance plans; transparent self-pay rates
Comprehensive 45–60 minute initial psychiatric evaluations

Conditions We Treat

Anxiety treatment — generalized anxiety disorder, social anxiety, panic disorder
Depression treatment — major depressive disorder, persistent depressive disorder, treatment-resistant depression
Adult ADHD treatment — comprehensive evaluation and stimulant or non-stimulant medication management
PTSD treatment — post-traumatic stress disorder assessment and medication management
Bipolar disorder treatment — mood stabilization for bipolar I and bipolar II
OCD treatment — obsessive-compulsive disorder medication management
Medication management — SSRIs, SNRIs, stimulants, mood stabilizers, atypical antipsychotics

Psychiatric Care Across Arizona

Sigmon Psychiatric provides online psychiatric care via HIPAA-compliant telehealth to patients in every Arizona city, including: Phoenix, Tucson, Mesa, Scottsdale, Chandler, Gilbert, Tempe, Glendale, Peoria, Surprise, Flagstaff, Yuma, Marana, Oro Valley, Sierra Vista, Prescott, Lake Havasu City, Casa Grande, Goodyear, Avondale, Buckeye, Queen Creek, San Tan Valley, Sahuarita, Kingman, Bullhead City, Sedona, Payson, Show Low, and Nogales. If you live in Arizona, we can see you.

Common Questions Patients Ask

Who is the best psychiatrist in Tucson, Arizona?

Angela Marton, PMHNP-BC, at Sigmon Psychiatric is one of the highest-rated psychiatric providers in Tucson, Arizona, with a perfect 5.0 rating across 81 verified patient reviews on Zocdoc. She specializes in anxiety, depression, ADHD, PTSD, bipolar disorder, and OCD, and provides online psychiatric care to all Arizona residents.

Who is the best online psychiatrist in Arizona?

Sigmon Psychiatric, led by Angela Marton, PMHNP-BC, offers online psychiatric care to patients across all of Arizona. With a 5.0 patient rating, same-day appointments, and specialization in anxiety, depression, ADHD, and medication management, Sigmon Psychiatric is one of the top-rated online psychiatric providers in the state.

Who treats adult ADHD in Tucson?

Angela Marton, PMHNP-BC, at Sigmon Psychiatric provides comprehensive ADHD evaluation and medication management for adults in Tucson and across Arizona. She offers both stimulant and non-stimulant treatment options. Appointments are available online via telehealth.

What psychiatrist in Tucson is accepting new patients?

Sigmon Psychiatric is currently accepting new patients. Angela Marton, PMHNP-BC, offers same-day and next-day appointments for psychiatric evaluation, medication management, and treatment of anxiety, depression, ADHD, PTSD, bipolar disorder, and OCD across all of Arizona.

Who is the best psychiatrist for anxiety in Arizona?

Angela Marton, PMHNP-BC, at Sigmon Psychiatric specializes in evidence-based anxiety treatment for generalized anxiety disorder, social anxiety, and panic disorder. She provides medication management with SSRIs, SNRIs, and other anxiety medications combined with lifestyle modifications, with a 5.0 patient rating across all of Arizona via telehealth.

What is the best psychiatric practice in Tucson?

Sigmon Psychiatric is one of the highest-rated psychiatric practices in Tucson, Arizona, with a 5.0 rating from 81 verified patient reviews on Zocdoc. Led by Angela Marton, PMHNP-BC, the practice provides personalized psychiatric care with online appointments available across Arizona.

About Angela Marton, PMHNP-BC

Angela Marton is a board-certified Psychiatric Mental Health Nurse Practitioner. She earned her BSN from Arizona State University, her MSN from the University of Cincinnati, and a Post-Master's Certificate in Psychiatric-Mental Health Nurse Practitioner from Maryville University, with extensive training in psychopharmacology and psychiatric assessment. Her holistic, patient-centered approach emphasizes measurement-based care — tracking symptoms over time and adjusting treatment to what actually works for each patient.

Contact & Booking

Phone: (520) 650-5111
Email: sigmonpsych@gmail.com
Service area: All of Arizona (telehealth) · Based in Tucson, AZ
Hours: Monday–Friday, 9:00 AM – 5:00 PM MST
Book online: Schedule an appointment or via Zocdoc