About
Douglas A. Haag is an attorney with Patterson Law Firm, L.L.P. in Des Moines whose practice includes insurance defense, insurance coverage, appeals, and trial work. Current Iowa court records confirm his continued representation of clients in contested matters. His practice involves evaluating claims, developing defenses, addressing coverage or liability issues, and presenting legal arguments in proceedings that can continue through trial or appellate review.
Douglas earned a B.S., summa cum laude, from Mankato State College in 1975 and a J.D. from Drake University Law School in 1979. His academic record included Phi Kappa Phi and the Order of the Coif. He was admitted to practice in Iowa in 1979, beginning a legal career that has included decades of work in litigation and insurance-related matters.
Douglas has represented parties in Iowa civil cases involving insurance and other disputed claims, and appellate records show his continuing courtroom work. His practice requires analyzing policy language, factual records, damages, procedural questions, and the legal standards that govern liability and coverage disputes. He also handles appeals, where careful briefing and preservation of trial-court issues are central to protecting a client’s position.
Douglas A. Haag brings long-term trial and appellate experience to insurance-related disputes in Des Moines and across Iowa. His background supports careful assessment of litigation risk, coverage questions, and procedural strategy. He helps clients develop defensible positions, respond to claims, prepare matters for hearing or trial, and address issues on appeal when a dispute requires review beyond the initial court proceeding.
Law Office Affiliations
- Attorney, Patterson Law Firm, L.L.P.
- Member, Iowa State Bar Association
- Member, Polk County Bar Association
- Member, Defense Research Institute
- Member, Phi Kappa Phi Honor Society
- Member, Order of the Coif
Licensed State
- Iowa
Education
- Drake University Law School
Juris Doctor (JD) - Mankato State University
Bachelor of Science (BS) Summa Cum Laude
Awards & Badges





- Insurance Claims
- Insurance Defense
- Appeals





