Phlebotomist / Medical Assistant – On-Site & Benefits

Mantality Health; Chesterfield (MO); Hybrid; USD 57,308,000 - 65,904,000; Full time

Benefits offered by this job

PTO & Holidays

Healthcare benefits

Training & growth opportunities

Job summary

Mantality Health is seeking a Certified Phlebotomist / Medical Assistant for our on-site clinics in St. Louis, MO and Chesterfield, MO. You will perform phlebotomy, administer injections, prep exam rooms, and support hormone therapies, working closely with providers to deliver compassionate care.

The role requires 1–2+ years of clinical experience and appropriate certification. This position offers full-time hours at our Missouri locations with competitive pay and benefits.

Qualifications

• 1–2+ years of clinical or patient-facing healthcare experience.
• Certified or Registered Medical Assistant and/or Phlebotomy certification required.
• Strong understanding of medical procedures, lab collection protocols, and infection control.

Responsibilities

• Perform venipuncture, collect and process blood specimens accurately and efficiently.
• Administer injections (IM and subcutaneous) and other procedures per provider orders.
• Prepare, clean, and maintain exam rooms, instruments, and equipment.
• Support hormone replacement therapy and longevity-related treatments.
• Welcome and prepare patients for consultations and educate about treatments and aftercare.
• Ensure accurate documentation in EMR/CRM systems and maintain confidentiality.

Skills

Phlebotomy

Medical Assistant

EMR systems

Infection control

Patient communication

Education

Certified or Registered Medical Assistant

Phlebotomy certification

Tools

EMR software

Job description

Mantality Health is seeking a Certified Phlebotomist / Medical Assistant for our on-site clinics in St. Louis, MO and Chesterfield, MO. You will perform phlebotomy, administer injections, prep exam rooms, and support hormone therapies, working closely with providers to deliver compassionate care.

The role requires 1–2+ years of clinical experience and appropriate certification. This position offers full-time hours at our Missouri locations with competitive pay and benefits.