Sinus surgery, maxillary cost in Grand Forks, ND — inpatient
In Grand Forks, ND-MN, 1 hospital lists a cash price for endoscopic sinus surgery: opening the maxillary (cheek) sinus as an inpatient: from $319.64 to $319.64, with a median of $319.64. Across North Dakota, the median is $319.64 at 3 hospitals.
Cash prices at 1 facility for code 31256, as an inpatient (admitted to hospital) . Collected Sep 29, 2026; the hospital files themselves were last updated between Mar 1, 2026 and Mar 1, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Grand Forks, ND-MN.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Altru Hospital lowest Grand Forks, ND · (701) 780-5000 PR NASAL/SINUS ENDOSCOPY W/MAXILLARY ANTROSTOMY | $319.64 | $524.00 | — | 39% | Mar 1, 2026 source file |
| Altru Hospital Grand Forks, ND · (701) 780-5000 HC EXPLORATION,MAXILLARY SINUS | $3,325.72 | $5,452.00 | — | 39% | Mar 1, 2026 source file |
Inpatient: lowest $319.64, median $319.64, highest $319.64.
As an outpatient, the same code is billed by 1 facility here, median $319.64 — that is the price to compare if you are not being admitted.
What it is
This code covers endoscopic surgery through the nose to widen the natural opening of the maxillary sinus behind the cheek.
What the price covers
The hospital price usually covers the operating room, recovery and supplies. The surgeon and anesthesia usually bill separately.