Header Contacts

  • Stockton (California St., Suite B): (209) 466-2626
  • Stockton (California St., Suite L): (209) 474-1458
  • Lodi: (209) 366-2616
  • Tracy: (209) 839-9115
  • PET/CT: (209) 292-8542
  • Manteca: (209) 665-4782



Sheila Sexton-Desersa
Practice Manager

Ashley Mussi

Monica Rodriguez
Assistant Office Manager

Shawnna Weber

Sally Booth
Staff Accountant

New Patient Coordinators

Shelley Smith
NPC Lead

Jamie Bayani

Medical Assistants

Tammy Gonzales, Lead MA

Cathy Martinez, MA

Natasha Angel, MA

Nayeli Perez, MA

Shaundy Rabanal, MA

Michelle Bustamante, MA

Jessica Perez, MA

Jasmine Morales, MA

Monica Jimenez, MA

Jasmine Miranda, MA

Estela Negrete, MA

Noemi Bustos, MA

Front Office

Elizabeth Torres
Front Office Lead

Celeste Gonzales

Alyssa Pererya

Frankie Perry

Amieana Imperial

Kody Sloan

Mai Hang


Bianca Goetsch
PET/CT Lead Technologist

Veronica Laroza
Patient Coordinator

Hanna Leighton
Patient Scheduler

Oral Medication Center

Annabel Pana
Pharmacy Tech

Anissa Ypon
Pharmacy Tech

Kim Borton
Pharmacy Tech

Dominique Serros
Pharmacy Tech

Jennifer Berni
Pharmacy Tech

Chris Oh
Pharmacy Tech

Mae Quinine
Pharmacy Tech


Ernelita Dacumos-Obreno
Billing Manager

Julissa Flores
Billing Lead

Margaret Herrera
Medical Biller

Regina Perez
Authorization (Infusion and Injections)

Veronica Holmes
Payment Poster

Leah Bernstein
Patient advocate and Financial Counselor

Natalia Harrison
Medical Biller

Raquel Bostick
Medical Biller

Katrina Le
Medical Authorization Specialist

Philip Weiss
Medical Biller

Jamie Bayani
Financial Counselor

Brooke Hubert
Medical Biller

Jenny Daley
Insurance Verification

Angie Campos
Medical Biller

Leticia Gonzalez
Medical Records


Lizbeth Ortiz
(Dr. AJ Scribe)

Jessica Angel
(Dr. Bangalore Scribe)

Ana Jimenez
(Dr. Dighe Scribe)

SHOMG Mascot

Dogtor Pumpernickle Appeng