
Nationwide Medical & Law Enforcement Expert Witness Consulting for Criminal & Civil Cases
Expert Analysis, Insightful Testimony, and Comprehensive Support
Expert Witness Consulting for Medical, Nursing, & Law Enforcement Cases
Backed by 55+ Years of Experience
When it comes to complex legal cases involving medical malpractice, nursing standards, or law enforcement procedures, you need an expert with a proven track record. Dr. John Daniel provides expert consulting, analysis, and testimony for criminal, civil, plaintiff, and defense cases.
With over 42 years of combined experience in healthcare, nursing, military service, and law enforcement, Dr. Daniel has the knowledge, authority, and credibility to offer clear, accurate, and persuasive expert opinions. From jail medical procedures to nursing malpractice to use-of-force cases, Dr. Daniel has been on the frontlines of each. His unique multidisciplinary experience sets him apart as a trusted expert witness for attorneys and legal teams across the country.

Areas of Expertise – Medical, Nursing & Law Enforcement Consulting
Dr. Daniel offers expert analysis, case review, and testimony for criminal and civil cases. His unique blend of experience in healthcare, military service, and law enforcement allows him to address cases from multiple angles, giving legal teams the upper hand in the courtroom.
Law Enforcement Consulting & Expert Witness Services
Dr. Daniel’s law enforcement experience spans 24+ years, including roles as a patrol officer, corrections officer, SWAT member, and county constable. He has supervised officers, managed jail medical teams, and conducted use-of-force investigations.
Whether you need insight into a jail injury case, excessive force claim, or officer misconduct investigation, Dr. Daniel’s hands-on experience in law enforcement procedures and jail medical care provides legal teams with a valuable perspective.
Law Enforcement Expertise Includes:
Use of Force Analysis
Determining if force was justified and in line with policies.
Corrections Procedures
Analysis of correctional procedures for inmate safety, restraint injuries, and contraband possession.
Jail Medical Procedures
Ensuring medical care in detention facilities meets national standards.
Officer Misconduct & Policy Review
Review of officer compliance with department policies and procedures.
Case File Reviews
Analysis of evidence, reports, and case files for inconsistencies or oversights.
County Constable Duties
Insight into the duties, responsibilities, and expectations of elected constables.
EMS, Nursing & Nurse Practitioner Consulting Services
Dr. Daniel has a 55+ year career in healthcare, progressing from a nursing assistant to registered nurse (RN) to family nurse practitioner (FNP), and now serves as a primary care physician supervising 8 FNPs. This gives him extensive knowledge of the standard of care required for nurses, nurse practitioners, and healthcare providers. He continues to hold his EMT license from age seventeen and has had EMS cases.
Dr. Daniel’s deep understanding of healthcare systems, nursing protocols, standards or care and medical oversight makes him a valuable partner for medical malpractice cases, especially those involving nurse negligence or nursing facility compliance.
Nursing Expertise Includes:
Policy & Procedures Reviews
Analyzing facility compliance with healthcare policies.
Standard of Care Evaluations
Determining if nurses, nurse practitioners, or other healthcare providers met industry standards.
Failure to Diagnose
Evaluating if healthcare professionals missed critical diagnoses.
Supervising Physician Oversight
Reviewing protocols for physicians supervising FNPs and other mid-level providers.
Get Expert Support for Your Legal Case
Contact Dr. John Daniel
Need expert insight for your medical, nursing, or law enforcement case? Dr. Daniel is ready to assist with case reviews, policy analysis, and courtroom testimony.
Consulting Services – Case Reviews, Policy Analysis & Testimony
Dr. John Daniel provides expert support for plaintiff and defense attorneys in both civil and criminal cases. His consulting services ensure that legal teams are prepared with accurate, expert-backed insights.
Comprehensive Case Reviews
Review of medical records, case files, and evidence for inconsistencies or policy violations.
Identification of failures in standard of care, law enforcement conduct, or correctional procedures.
Policy & Procedures Analysis
Evaluation of agency policies and procedures for alignment with accepted practices.
Determining if officers, nurses, or medical professionals followed proper guidelines.
Expert Testimony & Trial Preparation
Dr. Daniel provides clear, credible, and unbiased expert testimony.
Whether you need a fresh review of case files or an experienced witness to testify in court, Dr. Daniel provides the comprehensive analysis your case needs.
Testimonials
"Dr. Daniel's opinion was instrumental
in getting the case settled at a lower rate aginst the state. His Knowledge and training not only showed the nurses had upheld the standard of care but reflected on other aspects of the case.” (Defendants Attorney)
"Dr. Daniel has the training,
knowledge and experince of multiple experts making him a unique expert which helped settle my case quickly.” (Plaintiff Attorney)
"Dr. Daniel was able to apply
multiple aspects of training and application into a case that was complex from from law enforcement to corrections to correctional medicine. Having served in all three areas, he brought the whole picture together and in a short period of time.” (Plaintiff Attorney)
"Dr. Daniel as a multiple trained
experienced and proved expert greatly reduces the need for multiple experts, searching for them, trying to reconcile reports that may conflict with your other experts on the case and expenses.” (Plaintiff Attorney)
"The case was settle due
to Dr. Daniel’s ability to combine corrections and medicine by having worked as a correctional officer and as a provider in jail medical.” (Plaintiff Attorney)
"I have worked with Dr. Daniel
on a variety of cases. His trial preparation, research and investigative skills have been the extra punch that I have available for both criminal and civil matters. He has consulted with my office on both federal and state cases. His training and experience in the law enforcement field, and in the medical profession, set this man apart from the rest of the field. Dependable and professional. One of the best.” – Patrick L. Looper, Attorney at Law
Why Choose Dr. John Daniel as Your Expert Witness?
Dr. Daniel’s unique combination of medical, nursing, military, and law enforcement experience gives him unmatched credibility as an expert witness. His ability to see cases from multiple perspectives makes him a valuable resource for attorneys, insurance companies, and legal teams.
55+ Years of Combined Experience
Extensive experience in healthcare, nursing, and law enforcement.
Unmatched Credibility
A licensed EMT, physician, registered nurse, and FNP with real-world experience.
Nationally Respected Expert Witness
Dr. Daniel has consulted on criminal and civil cases.
Clear, Persuasive Testimony
Dr. Daniel provides courtroom-ready testimony that’s easy for juries to understand.
Trusted by Attorneys Nationwide
Attorneys from both sides of the aisle have trusted Dr. Daniel to support their legal teams.