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Patrick-M.-Callahan

“Through Callahan Law Firm I was able to cut through governmental red tape on a “stuck” Dental License application. I needed it as fast as possible. Callahan Delivered and reasonably as well!”

David F.
Reviewed
on Google
Patrick-M.-Callahan

Patrick M. Callahan

Founder

Bio

Patrick M. Callahan is an experienced attorney licensed to practice law in Illinois and Indiana. He received his Juris Doctorate from DePaul University’s School of Law, a Masters in Public Health from Columbia University, and a Bachelors in Political Science from the University of California, Santa Barbara.

He previously worked for the Illinois Department of Financial and Professional Regulation and the Health Care Bureau of the Illinois Office of the Attorney General. He has a significant background in professional licensing and state and federal regulatory matters. His broad practice includes state licensing board litigation, state and federal OIG matters, DEA investigations, Medicare and Medicaid credentialing, and numerous other areas of practice.

He also teaches graduate level courses in public health at Benedictine University and the Dalian Medical University in Dalian, China.

Patrick founded The Callahan Law Firm in 2023 to ensure that healthcare professionals can access experienced and ethical legal counsel from attorneys who genuinely care about their cases.

Education

  • DePaul University College of Law
  • Columbia University (Masters of Public Health)
  • University of California, Santa Barbara (Bachelor of Arts)

Staff Awards

Published Works
  • Illinois State Medical Society, “Physician Assistants’ Authority to Diagnose and Prescribe” (March 2014)
  • DePaul Journal of Healthcare Law, “Power Allocations and Professional Hierarchy in the Illinois Healthcare System (Vol. 13.2, Winter 2011)

Professional Associations

  • Illinois State Bar, 2011
  • Indiana State Bar, 2022
  • American Association of Nurse Attorneys
Patrick-M.-Callahan
Trusted by
Over 200 Clients

“Through Callahan Law Firm I was able to cut through governmental red tape on a “stuck” Dental License application. I needed it as fast as possible. Callahan Delivered and reasonably as well!”

David F.

“I’m incredibly grateful to The Callahan Law Firm for their outstanding representation—particularly in dealing with the Board of Nursing. Their professionalism, expertise, and clear communication made a stressful situation far more manageable. Thanks to their strategic and compassionate approach, my case was resolved successfully. I highly recommend them to anyone needing knowledgeable and reliable legal support.”

Chelsea M.

“From reception to attorney I found the staff friendly, responsive, knowledgeable and professional. I was provided realistic time lines and prompt updates. I was reassured as my case was successfully presented. A special thanks to Amanda!”

Rebecca R.

“Brandon Thom was so helpful and supported me through the panic of a tough situation. Brandon took over everything for me and made it really easy. The office was professional and made using insurance easy as well. If you have a need for support, you’ll get it with Brandon.”

Emily E.

“Working with Callahan Law Firm was a great experience! While I don’t think anyone is ever excited to need a lawyer, Patrick and team made the process a pleasant experience. Patrick was knowledgeable and informative through the whole process and my issue was resolved quickly and efficiently. I so appreciated his knowledge and the way he put me at ease about each step. Highly recommend working with him! Thanks so much, Callahan Law Firm.”

Stephanie A.

“Patrick Callahan and his team are phenomenal! We had the honor of working with Patrick directly and it was nothing but amazing. Patrick was with us every step of the way. It can be quite difficult being in a situation that you do not know much about, but Patrick helped explain everything and got us the very result we wanted. Highly recommend anyone to use Callahan law.”

Shawn A.

“I wanted to take a moment to express my appreciation for the excellent service I received from you. From start to finish, the experience was seamless and exceeded my expectations. The credentials support/ process and follow up are impressive, and I felt valued as a customer throughout the process.

Thank you for providing such a high level of service. I look forward to continuing to do business with you and will certainly recommend your services to others.”

Former Client

“Patrick is knowledgeable and personable! I would recommend him to anyone searching for an attorney. He helped me obtain my teaching license in a timely manner.”

Angelica R.

“Patrick was my attorney in my licensing issues with the state of Illinois and again with credentialing for BCBSIL. He was very attentive, available and hard-working, getting results from the IDFPR as quickly as possible. He understood what a grueling process this was for me and worked hard to get me practicing again. I’m very grateful to him and his support staff.”

Emily H.

“Amanda at Callahan firm has been my saving grace! I would trust anyone at Callahan with my case! She has been a great communicator & walked me through the whole process! If you’re looking for someone to back you, don’t hesitate on this decision! Worth every penny for the amount of work she has done! They see you from beginning to end & everything in between! Very trustworthy professionals!!!”

Former Client

“Patrick Callahan is an absolute professional, he is kind-hearted and very considerate of your situation. He is responsive and non-judgmental. Trust in him, he will not disappoint.”

Kayla P.

“Patrick is an excellent attorney who will give you sound advice. He will not price gouge or exaggerate on the extent of his services they way other attorneys (especially in the Chicago area) will. He will work to resolve issues at the lowest level possible and is also available to answer any question you might have. If you have some issue, do not hesitate to call his office today.”

Caitlin E.
Reviewed
on Google
Patrick-M.-Callahan
Patrick M. Callahan
Founder

Patrick M. Callahan is an experienced attorney licensed to practice law in Illinois and Indiana. He received his Juris Doctorate from DePaul University’s School of Law, a Masters in Public Health from Columbia University, and a Bachelors in Political Science from the University of California, Santa Barbara.

He previously worked for the Illinois Department of Financial and Professional Regulation and the Health Care Bureau of the Illinois Office of the Attorney General. He has a significant background in professional licensing and state and federal regulatory matters. His broad practice includes state licensing board litigation, state and federal OIG matters, DEA investigations, Medicare and Medicaid credentialing, and numerous other areas of practice.

He also teaches graduate level courses in public health at Benedictine University and the Dalian Medical University in Dalian, China.

Patrick founded The Callahan Law Firm in 2023 to ensure that healthcare professionals can access experienced and ethical legal counsel from attorneys who genuinely care about their cases.

  • DePaul University College of Law
  • Columbia University (Masters of Public Health)
  • University of California, Santa Barbara (Bachelor of Arts)

  • Illinois State Bar, 2011
  • Indiana State Bar, 2022
  • American Association of Nurse Attorneys

Feel free to reach out and speak with our experienced team of professionals who are here to provide you with trusted guidance and support.
The information on this website is for general information purposes only. Nothing on this site should be taken as advice for any individual case or situation. This information is not intended to create, and receipt or viewing does not constitute a client relationship.