BudgetState Hospitals / Hospitals
General hospital · Delft
Reinier de Graaf
Wait times over the norm74%
60 of 81 over the norm
Result€7.3 m
2025, margin 1.6%
Solvency39%
sector average 36% (2024)
Parking per hour€3
Delft
Locations
- Behandel Centrum Westland, loc. NaaldwijkReinier de Graafweg, 2625AD Delft
- Diaconessenhuis Voorburg, loc. VoorburgReinier de Graafweg, 2625AD Delft
- Stichting Reinier de Graaf GroepReinier de Graafweg, 2625AD Delft
Wait times
Latest report: 27 October 2026. Over the norm first. The colour measures a wait against the Treeknorm, the position against the other hospitals: position 1 is the shortest.
Over the norm, every fortnight
Reinier de GraafAll hospitals
Waits against the norm, by kind
within the Treeknormover it, up to one and a half timesmore than one and a half timesnot reported
Treatments
| For | Wait | Position | Median in the Netherlands25th–75th percentile | Location |
|---|---|---|---|---|
| Enlarged prostate surgeryUrology | 212 days | 56 of 57 | 61 days43–99 days | Stichting Reinier de Graaf Groep |
| Septoplasty (nasal septum surgery)ENT | 161 days | 51 of 61 | 81 days57–146 days | Stichting Reinier de Graaf Groep |
| Umbilical hernia repair in adultsSurgery | 145 days | 44 of 50 | 53 days34–97 days | Stichting Reinier de Graaf Groep |
| Breast reconstructionPlastic surgery | 143 days | 35 of 42 | 79 days52–130 days | Stichting Reinier de Graaf Groep |
| Groin hernia repairSurgery | 110 days | 55 of 65 | 49 days28–91 days | Stichting Reinier de Graaf Groep |
| Incontinence or prolapse surgery (women)Gynaecology | 87 days | 40 of 61 | 71 days48–117 days | Stichting Reinier de Graaf Groep |
| HysterectomyGynaecology | 84 days | 41 of 58 | 64 days42–89 days | Stichting Reinier de Graaf Groep |
| Cataract surgeryOphthalmology | 78 days | 40 of 56 | 49 days30–84 days | Stichting Reinier de Graaf Groep |
| Surgery for benign anal conditionsSurgery / Dermatology | 75 days | 40 of 55 | 49 days33–80 days | Stichting Reinier de Graaf Groep |
| Slipped disc or spinal stenosis surgeryNeurosurgery / Orthopaedics | 72 days | 34 of 44 | 55 days42–71 days | Stichting Reinier de Graaf Groep |
| Tonsil or adenoid removalENT | 69 days | 41 of 63 | 60 days42–82 days | Stichting Reinier de Graaf Groep |
| Gallbladder removalSurgery | 64 days | 47 of 63 | 43 days30–64 days | Stichting Reinier de Graaf Groep |
| Grommets (ear tubes)ENT | 34 days | 22 of 61 | 37 days29–51 days | Stichting Reinier de Graaf Groep |
| Prostate cancer surgeryUrology | 21 days | 1 of 29 | 35 days25–50 days | Stichting Reinier de Graaf Groep |
Outpatient clinic: first appointment
| For | Wait | Position | Median in the Netherlands25th–75th percentile | Location |
|---|---|---|---|---|
| Gastroenterology (general)Gastroenterology | 119 days | 41 of 66 | 98 days50–148 days | Stichting Reinier de Graaf Groep |
| Gynaecology (general)Gynaecology | 105 days | 49 of 68 | 72 days45–114 days | Stichting Reinier de Graaf Groep |
| Paediatric cardiologyPaediatrics | 94 days | 33 of 34 | 31 days18–55 days | Stichting Reinier de Graaf Groep |
| Dermatology (general)Dermatology | 93 days | 63 of 66 | 35 days28–70 days | Stichting Reinier de Graaf Groep |
| Urology (general)Urology | 90 days | 56 of 66 | 32 days20–60 days | Stichting Reinier de Graaf Groep |
| Neurology (general)Neurology | 78 days | 41 of 67 | 64 days48–90 days | Stichting Reinier de Graaf Groep |
| Sleep centreOther | 77 days | 14 of 24 | 70 days43–125 days | Stichting Reinier de Graaf Groep |
| Paediatric internal medicinePaediatrics | 68 days | 25 of 30 | 30 days17–55 days | Stichting Reinier de Graaf Groep |
| Ophthalmology (general)Ophthalmology | 63 days | 37 of 58 | 59 days21–90 days | Stichting Reinier de Graaf Groep |
| Geriatric medicineGeriatric medicine | 56 days | 55 of 63 | 28 days16–45 days | Stichting Reinier de Graaf Groep |
| Paediatrics (general)Paediatrics | 51 days | 45 of 65 | 35 days21–57 days | Stichting Reinier de Graaf Groep |
| Rheumatology (general)Rheumatology | 42 days | 27 of 60 | 47 days29–90 days | Stichting Reinier de Graaf Groep |
| Respiratory medicine (general)Respiratory medicine | 42 days | 50 of 68 | 28 days13–42 days | Diaconessenhuis Voorburg, loc. Voorburg |
| EndocrinologyInternal medicine | 42 days | 20 of 49 | 48 days29–67 days | Stichting Reinier de Graaf Groep |
| Fertility problemsGynaecology | 41 days | 17 of 55 | 60 days38–80 days | Stichting Reinier de Graaf Groep |
| Vascular surgerySurgery | 38 days | 52 of 62 | 18 days10–30 days | Stichting Reinier de Graaf Groep |
| Cardiology (general)Cardiology | 28 days | 33 of 68 | 28 days16–45 days | Diaconessenhuis Voorburg, loc. Voorburg |
| ENT (general)ENT | 28 days | 46 of 66 | 21 days12–30 days | Diaconessenhuis Voorburg, loc. Voorburg |
| Plastic surgery (general)Plastic surgery | 25 days | 34 of 63 | 24 days10–42 days | Stichting Reinier de Graaf Groep |
| RehabilitationRehabilitation | 24 days | 13 of 40 | 36 days21–43 days | Stichting Reinier de Graaf Groep |
| Internal medicine (general)Internal medicine | 21 days | 12 of 68 | 42 days24–61 days | Stichting Reinier de Graaf Groep |
| NephrologyInternal medicine | 19 days | 14 of 51 | 33 days19–50 days | Behandel Centrum Westland, loc. Naaldwijk |
| CataractOphthalmology | 17 days | 21 of 47 | 20 days8–40 days | Stichting Reinier de Graaf Groep |
| Surgery (general)Surgery | 14 days | 33 of 66 | 14 days7–27 days | Diaconessenhuis Voorburg, loc. Voorburg |
Tests
| For | Wait | Position | Median in the Netherlands25th–75th percentile | Location |
|---|---|---|---|---|
| ColonoscopyGastroenterology | 23 days | 22 of 61 | 28 days17–42 days | Stichting Reinier de Graaf Groep |
| Ultrasound scanRadiology | 8 days | 15 of 66 | 13 days8–17 days | Diaconessenhuis Voorburg, loc. Voorburg |
| X-rayRadiology | 1 days | 27 of 61 | 1 days0–1 days | Stichting Reinier de Graaf Groep |
Quality per treatment
Report year 2025, as the hospital reported it, beside the median of all hospitals.
Tonsil or adenoid removal
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Re-operation for bleeding within 14 days (tonsils)lower is better | 6.1% | 2.6% |
| Re-operation for bleeding within 14 days (adenoids)lower is better | 1.2% | 0.0% |
Abdominal aortic aneurysm
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Aortic aneurysm or dissection repairsnumber per year | 54 | 69 |
| Died within 30 days after repair of a ruptured aneurysmlower is better | 37.5% | 24.2% |
| Died within 30 days after repair of an intact aneurysmlower is better | 3.9% | 1.5% |
| Uncomplicated recovery after planned repair (textbook outcome)higher is better | 72.2% | 76.0% |
Stroke
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Stroke patientsnumber per year | 563 | 570 |
| Median minutes from arrival to clot-busting treatmentlower is better | 28 | 29 |
Breast implants
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Removed or replaced for a complication within 60 days (reconstruction)lower is better | 5.6% | 2.6% |
| Removed or replaced for a complication within 60 days (cosmetic)lower is better | 0.0% | 0.0% |
| Removed or replaced for a complication, day 61 to 365 (reconstruction)lower is better | 6.3% | 3.3% |
| Removed or replaced for a complication, day 61 to 365 (cosmetic)lower is better | 0.0% | 0.0% |
Breast cancer
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Breast cancer patients operated onnumber per year | 292 | 216 |
| Surgical oncologists treating breast cancernumber of specialists | 3 | 4 |
| Plastic surgeons treating breast cancer patientsnumber of specialists | 3 | 3 |
| Median days from diagnosis to start of treatmentlower is better | 30 | 32 |
Chronic kidney disease and dialysis
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Started dialysis with a working fistula or PD catheterhigher is better | 94.7% | 64.2% |
Bowel cancer
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Colon cancer resectionsnumber per year | 78 | 78 |
| Rectal cancer resectionsnumber per year | 30 | 30 |
| Died within 90 days of rectal surgerylower is better | 2.6% | 0.0% |
| Complicated recovery after colon surgerylower is better | 9.2% | 11.6% |
| Complicated recovery after rectal surgerylower is better | 10.2% | 20.2% |
| Died within 90 days of colon surgerylower is better | 2.9% | 2.2% |
| Median days from diagnosis to treatment (colon)lower is better | 27 | 36.8 |
Diabetes
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Diabetes patients treated by the paediatriciannumber per year | 104 | 99 |
| Diabetes patients treated by the internistnumber per year | 776 | 1,350 |
| Paediatrician: blood sugar on target (HbA1c below 58)higher is better | 70.2% | 47.8% |
| Internist: blood sugar on target (HbA1c below 58)higher is better | 34.3% | 42.3% |
| Paediatrician: blood sugar far too high (HbA1c above 86)lower is better | 0.0% | 5.9% |
| Internist: blood sugar far too high (HbA1c above 86)lower is better | 7.5% | 5.3% |
Peripheral arterial disease
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Certified vascular surgeonsnumber of specialists | 4 | 4 |
| Vascular interventional radiologistsnumber of specialists | 3 | 4 |
Gallbladder removal (gallstones)
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Readmitted for a complication within 30 days of surgerylower is better | 2.0% | 2.8% |
Hip fracture
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Hip fractures treatednumber per year | 309 | 293 |
| Mobility score after 3 months, fully mobile before (1 = best)lower is better | 2.4 | 2.6 |
| ADL help needed after 3 months, independent before (0 = none)lower is better | 1.7 | 1.3 |
Gynaecological cancer
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Debulking operations for ovarian cancernumber per year | 12 | 60 |
| Operations for endometrial cancernumber per year | 86 | 64 |
| Tumour fully removed at primary debulking (ovary)higher is better | — | 90.8% |
| Complicated recovery after ovarian debulking (adjusted)lower is better | — | 6.9% |
| Complicated recovery after keyhole hysterectomy (adjusted)lower is better | 4.5% | 0.0% |
| Died within 30 days of ovarian debulking (adjusted)lower is better | — | 0.0% |
| Median days from first visit to debulking surgerylower is better | — | 35.2 |
Carotid artery surgery
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Carotid artery proceduresnumber per year | 36 | 48 |
| Died within 30 days of the procedurelower is better | 0.8% | 0.8% |
| Bleeding within 30 dayslower is better | 1.7% | 2.5% |
| Neurological event within 30 dayslower is better | 5.1% | 2.0% |
| Uncomplicated recovery (textbook outcome)higher is better | 58.5% | 79.8% |
Incontinence or prolapse in women
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Much or very much better after surgeryhigher is better | 86.4% | 90.8% |
Cancer care (general)
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Kidney cancer operationsnumber per year | 37 | 54 |
| Colon resectionsnumber per year | 156 | 131 |
| Rectal resectionsnumber per year | 64 | 46 |
| Resections of liver metastasesnumber per year | — | 36 |
| Thyroid cancer patients operated onnumber per year | 19 | 18 |
| Gynaecologic oncologists in FTEnumber of specialists | — | 2.6 |
Lung cancer
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Lung resectionsnumber per year | — | 64 |
| Lung cancer patients given curative radiotherapynumber per year | 52 | 174 |
| Died within 90 days of stereotactic radiotherapylower is better | 0.0% | 0.8% |
| Died within 30 days of lung surgerylower is better | — | 0.9% |
| Complicated recovery after lung surgerylower is better | — | 12.6% |
| Died within 90 days of chemoradiotherapylower is better | 0.0% | 1.1% |
Prostate cancer
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Prostate removals for prostate cancernumber per year | 236 | 186 |
| Urologists performing prostate removalsnumber of specialists | 2 | 4 |
| Severe complications within 30 days of surgerylower is better | 1.3% | 2.2% |
| PSA still detectable (above 0.1) 6 months after surgerylower is better | 5.3% | 5.7% |
Oesophageal and stomach cancer
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Oesophageal cancer resectionsnumber per year | 17 | 48 |
| Stomach cancer resectionsnumber per year | — | 22 |
| Complicated recovery after oesophageal surgery (adjusted)lower is better | 28.4% | 23.5% |
| Complicated recovery after stomach surgery (adjusted)lower is better | — | 15.3% |
| Died within 30 days of oesophageal surgery (adjusted)lower is better | 3.0% | 1.6% |
| Died within 30 days of stomach surgery (adjusted)lower is better | — | 2.6% |
| Median days until oesophageal surgerylower is better | 34 | 34 |
Emergency department
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Patients with severe multiple injuries receivednumber per year | 31 | 33 |
Cataract surgery
| Indicator | Reinier de Graaf | Median in the Netherlands |
|---|---|---|
| Better sight after surgery (at least 1 line gained)higher is better | 94.7% | 94.5% |
| Within 0.5 dioptre of the target strength after 4-6 weekshigher is better | 79.1% | 77.7% |
Annual accounts
Consolidated figures of Stichting Reinier de Graaf Groep, from its public annual accounts.
| Year | Revenue | Costs | Result | Margin | Equity | Solvency | Cash |
|---|---|---|---|---|---|---|---|
| 2025filed 29 May 2026 | €443 m | €433 m | €7.3 m | 1.6% | €136 m | 39.4% | €38 m |
| 2024filed 28 May 2025 | €425 m | €417 m | €3.8 m | 0.9% | €128 m | 38.0% | €40 m |
| 2023filed 30 May 2024 | €406 m | €397 m | €2.9 m | 0.7% | €125 m | 37.6% | €34 m |
| Sector average, General hospital (2024) | |||||||
| 2024 | — | — | — | 2% | — | 36% | — |
Staff
| Year | Care staff | Sick leave | Long-open vacancies |
|---|---|---|---|
| 2025 | 2,366 | 6.6% | 5 |
| 2024 | 2,398 | 5.5% | 1 |
| 2023 | — | — | — |
Care staff: the average number of people in care. Sick leave: the care staff's sickness absence. Long open: vacancies open for three months or more.
Board and supervision
As the register lists them with the annual accounts for 2025.
Board of directors
- Gerrit Johannes de Borstvoorzitter raad van bestuur · since 1 January 2025
- Arjen Hakbijllid Raad van Bestuur · since 14 August 2023
Supervisory board
- Rudolf Martinus HermansVoorzitterraad van toezicht · since 16 November 2022
- Cornelis Andries Levinus Zachariasselid raad van toezicht · since 16 November 2022
- Sjoukje Titia Hoekstralid raad van toezicht · since 16 November 2022
- Marije Isabelle LelyLid van het toezichthoudend orgaan · since 1 December 2023
- Elisabeth Jacqueline Maria Beem - Nieveen van Dijkumlid raad van toezicht · since 1 November 2024
Parking
Delft
€3 an hour. The first 15 minutes free. Daily maximum €7.
€1.00 per 20 minutes; free for radiotherapy and dialysis patients with a pass.
Read on the hospital's website, 2 November 2026.