We Guarantee Improved Medical Billing Efficiency, Effectiveness & Compliance

97% Retention - Expert Auditors

of claim denials are overturned
improvement in net patient revenue
of claims are collected within 90 days or less
clean claims rate
average reduction in AR days

Nick Oberheiden

Nick Oberheiden
Nick Oberheiden


Dr. Nick Oberheiden is a healthcare attorney, owner of Fortis Medical Billing Professionals, and founder of Oberheiden P.C. for nationwide federal defense, healthcare compliance, and litigation. Nick has defended doctors, healthcare business and practice owners, politicians, lawyers, governors, federal agents, federal prosecutors, and many other clients in federal cases all over the United States. One of Dr. Oberheiden’s clients stated that, “Nick is always there for his clients, constantly identifying solutions, no matter how complex the situation…” Dr. Oberheiden has over a decade of experience in federal healthcare defense, and he is nationally recognized for delivering results in criminal, as well as civil, health care fraud investigations.

Nick has represented clients dealing with health care fraud allegations from all over the country. His extensive background in the practice of law, in combination with his vast knowledge of, and experience with, health care compliance, puts Dr. Oberheiden in a unique position to ensure the utmost compliance of Fortis Medical Billing Professionals. He understands all aspects of medical compliance, and has dealt with all federal agencies relevant to health care fraud from both sides. These federal agencies include the Centers for Medicare and Medicaid Services (CMS), the Department of Justice, the Drug Enforcement Administration (DEA), the Office of Inspector General (OIG) of the Department of Health and Human Services (DHHS), the Federal Bureau of Investigation (FBI), and the Internal Revenue Service (IRS).

Not only has Nick dealt with cases involving these regulatory authorities and all relevant statutes, he and his team have won trials and avoided charges in cases concerning just about every health care fraud allegation that can be prosecuted under federal law. Dr. Oberheiden has personally worked on hundreds of healthcare audits and Office of Inspector General and FBI investigations, FBI interview requests, whisleblower cases, search warrants, and grand jury and CID proceedings, obtaining acquittals, dismissing indictments, and securing probation, even in fraud cases involving millions of dollars. This means that Nick knows exactly what is required to be in compliance when conducting every step of the medical billing process, no matter how unique an individual situation might be.

Dr. Oberheiden is internationally educated. He earned his Juris Doctor from the University of California, a Ph.D. in Law from the University of Heidelberg, School of Law, and a Diplom-Jurist degree from the Universities of Munich, Hamburg, Bochum, Schools of Law. acquiring several accolades along the way. Nick is also fluent in English, German, French, and Portuguese. Some time after finishing his education, Dr. Oberheiden founded Oberheiden P.C., and he soon became known as a highly effective attorney with profound analytical skills. He has received a lot of high praise from clients, such as, “Nick is a superb lawyer with exceptional skills and a formidable personality,” and “Nick gives you the immediate comfort of feeling 100% protected.”

One of Nick’s major focuses at Oberheiden P.C. has been on federal healthcare matters. He has continuously avoided criminal charges in federal investigations and has been one of only a few lawyers to obtain “Not Guilty” verdicts in federal criminal trials. The attorneys at Oberheiden P.C. are now the go-to defense counsel for businesses of the medical industry and health care providers across the United States, thanks to their deep knowledge of the principles, both legal and medical, required in federal health care fraud investigations. Through his success in navigating the world of medical compliance, Nick decided that there was a serious need for a better medical billing resource that providers could count on.

This realization lead Nick to create Fortis Medical Billing Professionals, a different breed of a medical billing company. The team rendering services at Fortis is comprised of medical billing professionals, which includes former FBI investigators and in-house attorneys who specialize in health care billing compliance. Medical healthcare providers can be assured that the proper codes and prior authorizations are being used, along with the crosschecking of clinical and financial records, all while maintaining HIPPA and medical compliance. Dr. Nick Oberheiden aims to do his job so well that providers can focus on doing their jobs of delivering excellent patient care to the very best of their abilities.


  • University of California, Los Angeles (Juris Doctor)

Recipient of the Morris Greenspan Award for Excellence in International Law

  • University of Heidelberg, School of Law (Ph.D.)
  • Universities of Munich, Hamburg, Bochum, Schools of Law (Diplom-Jurist)
  • American Academy (Elected Among Germany’s Top Scholars under 40)
  • University of California, Los Angeles (Visiting Scholar)
  • University of California, Los Angeles (Research Fellow)
  • Office of the Prosecutor, ICTY, The Hague (Extern)
  • Supreme Court of Brazil (Visiting Lawyer)
  • Academic Visits to Sao Paulo, Rio de Janeiro, Germany, France, South Africa, and Namibia


  • English
  • French
  • German
  • Portuguese