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Federal IDR by specialty
Anesthesia: out-of-network denials and recovery
Anesthesia for surgery, endoscopy, and labor billed by an anesthesiologist or CRNA who is frequently out of network even when the surgeon and facility are in network — a core No Surprises Act protected claim, billed on base plus time units and routinely underpaid.
10 disputed anesthesia codes
Epidural anesthesia for labor and delivery
CPT 01967 · obstetric
Anesthesia for upper abdominal surgery
CPT 00790 · abdomen
Anesthesia for lower abdominal surgery
CPT 00840 · abdomen
Anesthesia for lower gastrointestinal endoscopy
CPT 00810 · gastrointestinal
Anesthesia for total knee replacement
CPT 01402 · knee
Anesthesia for total hip replacement
CPT 01214 · hip
Anesthesia for shoulder surgery
CPT 01630 · shoulder
Anesthesia for procedures in the mouth
CPT 00170 · mouth
Anesthesia for head and neck procedures
CPT 00300 · head and neck
Anesthesia for interventional pain procedures, prone
CPT 01992 · spine
Anesthesia denials by state
Medically & clinically reviewed by Dr. John M. Abrahams, MD
Board-certified neurosurgeon and founder of Sydra · Last reviewed September 2026 · About the author
Sources
Figures reflect the published federal record across all disputes, not a prediction about any individual claim. This is general information, not legal or financial advice.