It’s one thing
to respond

to an emergency,
it’s another to care for it

We believe that pre-hospital care is the line between the worst moment in someone’s life and the hope that follows.

Superior Mobile Health was built to meet people at that line, with urgency, compassion, and professionalism. We serve communities with excellence-driven EMS, non-emergency transport, and standby care. Because every call deserves humanity.

The Team

Behind every response is a team of experts, caregivers, and problem-solvers. From dispatchers and EMTs to fleet maintenance and shuttle drivers, our people make the mission possible. Trained to lead in pressure, our team STRIVES to stay human through chaos, and treat every patient with care that feels personal.

Aaron Castro

Founder & CEO

Aaron Castro, Founder & CEO of Superior Mobile Health, launched the San Antonio-based EMS provider in 2011 to expand access to quality, affordable medical transport.

Growing from one ambulance to 45+ units and 250 team members, SMH now serves thousands annually across multiple Texas counties. A Texas Ambulance Association Board member, Aaron advocates for EMS policy, education, and innovation, driving system integration and sustainable growth in healthcare transportation.

Andrew T. Schultz

Principal & COO

Andy Schultz, Principal & COO of Superior Mobile Health, brings 30+ years of EMS leadership. He founded ATS Medical Services, growing it from one ambulance to a 100-vehicle, 275-employee operation with major hospital, 911, and DOD contracts before its 2016 acquisition. 

Joining SMH in 2019, Andy oversees operations, strategy, and compliance, driving its growth to 45+ units and 250 staff. His expertise in scaling EMS and forging partnerships fuels SMH’s expansion across Central and South Texas.

Justin Salazar

Principal & CMO

Justin Salazar, Principal & Chief Marketing Officer at Superior Mobile Health, joined in 2014 with over 20 years of sales leadership and strategic marketing experience. He has fueled SMH’s growth into Bexar County’s largest private ambulance provider, expanding its reach across Texas. 

Mr. Salazar develops key healthcare, government, and industry partnerships, aligns operations with market demand, and champions technology integration to enhance patient care, communication, and long-term growth.

Dr. Rachel Littlefield

Medical Director

Dr. Rachel Littlefield, Medical Director for Superior Mobile Health, is a board-certified Emergency Physician with US Acute Care Solutions, providing high-acuity care at St. Luke’s Baptist and Mission Trail Baptist Hospitals in San Antonio. 

She brings extensive EMS expertise, engaging with field teams through ride-alongs, training, and clinical reviews. Dr. Littlefield drives SMH’s growth, shaping evidence-based protocols, advancing education, and elevating prehospital care for patients and communities.

Jason Peterek

Logistics Manager

Mr. Peterek brings 27+ years of EMS experience as a certified EMT, having served as Field Training Officer and Operations Leader at MedStar before co-founding United Ambulance in San Antonio. 

Over 12 years, he grew the company to 14 units and 30+ EMS professionals, earning a reputation for trusted service. Following its 2023 merger with Superior Mobile Health, he now serves as Operations Supervisor and Logistics Manager, overseeing fleet, logistics, and field readiness to advance SMH’s mission.

Jeremiah Capps

Operations Manager

Jeremiah Capps, Operations Manager at Superior Mobile Health, brings 15+ years of emergency medicine experience as a Critical Care Transport Paramedic and decorated military veteran. 

Skilled in 911 response and high-acuity care, he emphasizes safety, efficiency, and innovation. An accomplished educator in TCCC, ACLS, PALS, and wilderness EMS, he has helped develop medical standards for special operations forces and is dedicated to advancing progressive, patient-centered emergency care.

Carma Tackeberry

Revenue Cycle Manager

Mrs. Tackeberry, Revenue Cycle Manager at Superior Mobile Health, brings 24+ years of medical billing and revenue cycle expertise. A certified CAC and CCO, she previously led multi-state billing for ATS Medical Services, driving annual collections exceeding $17M.

 

Experienced in A/R oversight, strategic collections, and regulatory compliance, she now manages SMH’s billing operations with a focus on accuracy, efficiency, and financial sustainability as the company grows across Texas.

Katie Olcott

Hospital Navigator

Ms. Olcott, Hospital Navigator at Superior Mobile Health, brings expertise in marketing, relationship development, and healthcare operations. She began with the Schaumburg Business Association in Illinois, leading marketing for 800+ businesses. 

After moving to Texas, she joined SMH’s Communications Dispatch Center, then became a Territory Sales Rep supporting 100+ partner facilities. Now, she connects healthcare partners with SMH’s clinical teams to enhance coordination and communication.

Morris Busby

Territory Sales Representative

Morris Busby is Territory Sales Representative for Superior Mobile Health, managing relationships with over 100 healthcare partners and supporting the company’s growth across South Texas. 

Formerly a Paratransit Specialist, he brings valuable hands-on EMS experience. An Army veteran with 10 years as a Dental Specialist, Morris earned multiple honors and holds EMT-B and LVN certifications. Raised on Fort Sam Houston, he is known for professionalism, compassion, and strong local roots.

Lori Schultz

Office Manager
Mrs. Lori Schultz, Office Manager at Superior Mobile Health, brings over 16 years of leadership in business management, HR, and legal administration. A certified Municipal Clerk, she served as Deputy Clerk for the Village of Winnebago, overseeing billing, HR, budgeting, and compliance as FOIA and OMA Officer. Her private-sector experience includes managing HR, bookkeeping, and vendor relations for an event production company. Lori’s diverse expertise supports SMH’s growth and organizational excellence.

Jefferey Sinclair

Shuttle Manager

Jeff brings over 25 years of EMS and paratransit experience as Shuttle Supervisor. He started as an EMT with Southwest Ambulance in Phoenix, holding roles such as Field Training Officer, Logistics Coordinator, and District Captain. 

Certified in CPR, First Aid, and Wilderness Medicine, Jeff also served as Union Steward for IAFF Local I-60. He joined SMH in 2022, he became an FTO within months and was promoted to Paratransit Manager in 2023, driving excellence in leadership and training.

Eric Pillow

Fleet Manager
Mr. Pillow brings over 13 years of expertise in diesel mechanics and emergency vehicle maintenance as Fleet Supervisor at Superior Mobile Health. Beginning his career in 2008, he enlisted in the U.S. Marine Corps as a Motor Transport Mechanic, receiving advanced training in diesel systems and A/C certification. Stationed at Camp Pendleton and deployed to Afghanistan, he maintained military vehicles while earning the rank of Sergeant. He now ensures SMH’s fleet is mission-ready, safe, and reliable.

George Lombardo

Risk & Safety Manager

George Lombardo is EMS Trainer and Safety Manager at Superior Mobile Health with 17 years of field experience and 3 years in leadership. 

He expanded the team from 45 to over 120 staff and increased ambulance units from 6 to 14, managing nearly 20,000 calls in 2023 alone. He leads initiatives in mobile data management, recruitment, retention, scheduling, and training. Mr. Lombardo completed the Ambulance Service Manager Program in 2022 and presented at Pinnacle 2023.

Henry Kirk

Field Supervisor

Henry Kirk serves as Field Operations Supervisor and Critical Care Transport Paramedic at Superior Mobile Health, bringing over seven years of EMS experience. He began as a 911 EMS provider in Bee County, Texas, building a strong foundation in emergency care.

Joining Superior Mobile Health in 2017 as an EMT, Henry quickly advanced to Advanced EMT and earned a scholarship to Paramedic School. Now a Field Training Officer and Paramedic Preceptor, he leads with dedication, professionalism, and compassion.

Chris Chomel

Field Supervisor

Chris Chomel is a Field Operations Supervisor and Paramedic at Superior Mobile Health with over 30 years of EMS experience. Starting in 1989 as a Cryptologic Technician in the U.S. Navy, he earned his EMS certification and developed a passion for emergency care. 

He has worked in municipal, fire-based, and air medical EMS, building expertise in high-stress situations. Since joining SMH in 2023, he provides steady leadership and extensive knowledge. He is a devoted husband, father of four, and grandfather of two.

Deborah Smith

Field Supervisor

Ms. Smith is a Field Supervisor and Critical Care Transport Paramedic at Superior Mobile Health, committed to leadership and clinical excellence. She started her EMS career at 19 as an EMT-Basic in hospitals before moving to private EMS. 

Joining SMH in 2017, she quickly became a Field Training Officer and earned her Paramedic certification in 2022. Promoted in 2023, she leads with integrity, accountability, and dedication to quality patient care and team growth.

Adam Wagh

Communication Center Manager

Adam Wagh is a skilled paramedic who began his career in 2016 as a volunteer firefighter. He has worked in high-volume 911 systems, private ambulance services, and hospital settings, excelling as an advanced practice paramedic. 

At Superior Mobile Health, he served as Field Supervisor and Critical Care Paramedic, leading clinical teams. A certified CPR and ITLS instructor, Adam is dedicated to mentoring EMS professionals and upholding the highest standards of patient care and leadership.

Jen Aguilar

Operations Lead

Jennifer Aguilar is a seasoned Paramedic and Field Supervisor at Superior Mobile Health with over a decade of EMS experience and 17 years in pharmacy operations. 

She served eight years in the Las Vegas 911 system, responding to major incidents like the Route 91 Mass Casualty and COVID-19. Since 2024, she earned Critical Care Transport certification, advanced to Field Training Officer, and now leads operational excellence as Operations Lead. A dedicated mother and grandmother.

Travis Paden

Clinical Care Coordinator

Travis Paden is the Clinical Care Coordinator at Superior Mobile Health with over 11 years of paramedic experience, including 8 in Critical Care Transport. After graduating high school in 2012 and earning an Associate of Applied Science in Paramedicine, he held leadership roles like Field Training Officer and On Duty Supervisor. 

Mr. Travis designs clinical protocols, supports field staff, and leads initiatives to improve patient outcomes, consistently advancing care quality and team development.

Christina Villegas

Communication Center Supervisor

Christina Villegas is Dispatch Supervisor at Superior Mobile Health, bringing over a decade of healthcare and emergency communications experience. Starting as a medical assistant in 2010, she transitioned to EMS dispatching in 2015, where her calm demeanor and quick decision-making set her apart. 

Joining SMH in 2021, Christina advanced to Dispatch Supervisor in 2024, overseeing coordination of emergency and non-emergency medical services with focus on accuracy, efficiency, and compassionate care.

Carlos Rios

Field Supervisor

Carlos Rios Gonzalez is an On-Duty Supervisor for the Paratransit Division at Superior Mobile Health, bringing over 25 years of industry experience. Known for his safety record and deep knowledge of local healthcare systems and skilled nursing facilities, Carlos leads a team of 30+ certified transportation specialists. 

He ensures safe, timely, and professional service meeting NEMTAC standards. Outside work, he enjoys DIY projects and maintaining his classic truck.

Our Purpose

To provide life-sustaining services and access to care.
We provide these services in a professional manner while maintaining the utmost dignity and respect of those we serve. We strive for excellence and embrace innovation to enhance
the delivery of mobile healthcare in our communities

Our Values: S.T.R.I.V.E

We serve those in need. Always put their interests first.

Stewardship

We collaborate with all to achieve a common goal. Always work as one.

Team Work

We recognize the dignity of others. Always interact as such.

Respect

We adhere to the highest standards of professionalism and ethics. Always do the right thing.

Integrity

We prepare for the unknown.
Always response-ready.

Vision

We invest in our people and embrace innovation to achieve success. Always be great.

Excellence
EMS Standby Services
Accreditation & Quality Standards

Every standby unit is staffed by licensed EMTs or paramedics trained to manage high-pressure situations with calm professionalism.

  • Directed by Dr. Rachel Littlefield, board-certified emergency physician
  • Personnel trained in:
      • Advanced Cardiac Life Support (ACLS)
      • Pediatric Advanced Life Support (PALS)
      • Prehospital trauma care
      • Emergency Vehicle Operations (EVOC)
      • Incident Command System (ICS) integration
Best For
  • Events with large crowds or medical risk
  • Internal facility movements and equipment downtimes
  • Emergency preparedness or disaster response
Inside the Unit
  • Cardiac monitors
  • Oxygen and airway management systems
  • IV therapy and emergency medications
  • Communication radios for cross-agency coordination
  • Backup units for extended or multi-scene operations
Common Scenarios
  • Community & Corporate Events
  • MRI Downtime at Hospitals
  • Facility Evacuations & Equipment Malfunctions
  • Weather-Related Disaster Deployments
  • High-Risk Internal Patient Transfers