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Non-physician Medical Office Personnel by Allison Gardner: Home

Guidelines for the proper utilization of non-physician medical office personnel.


Analysis of the regulatory limitations of Physician Extenders and Ancillary Healthcare Providers and in administering various types of injections.

Typical injections performed in a physician’s office

Soft Tissue Injections

  • intradermal
  • subcutaneous
  • intramuscular
  • tendon
  • “trigger point” 

Bursa Injections

  • trochanteric
  • pes
  • subacromial
  •  olecranon

Joint Injections

  • local anesthesia
  • stereoid
  • viscosupplementation
  • prolo therapy
  • growth hormone
  • cellular therapies



This pathfinder was created to aid physicians in determining the legal roles of their office personnel and in the administration of certain types of injections without guidance, with ultrasound, or with fluoroscopy with or without contrast.

Who is a Physician Extender?

  • ARNP = Advanced Registered Nurse Practitioner
  • PA = Physician Assistant

Who is an Ancillary Healthcare Provider?

  • LPN = Licensed Practical Nurse
  • RN = Registered Nurse
  • MA = Medical Assistant (optionally certified)
  • X-RAY TECH = Radiology Technologist

Subject Guide

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Ulysses Jaen
1025 Commons Circle, Naples,
Florida 34119-1376
(239)687-5501 Tel.


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