Alkaline phosphatase test cost in Washington
In Washington, 58 hospitals publish a cash price for alkaline phosphatase (ALP) blood test: from $3.90 to $173.85, with a median of $37.92. The lowest price is at Legacy Salmon Creek Medical Center (Vancouver). The highest price is 44.6× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 84075. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 29, 2026. See them on a map
Lowest$3.90Legacy Salmon Creek Medical Center
Median$37.92half pay less
Highest$173.85in Washington
Lowest saves$34.02vs the median
Hospitals in Washington, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| Legacy Salmon Creek Medical Center lowest Vancouver · Portland-Vancouver-Hillsboro, OR-WA HC ALKALINE PHOSPHATASE ISOS 84075 | $3.90 | $6.00 | Apr 1, 2026 source file |
| Overlake Medical Center & Clinics Bellevue · Seattle-Tacoma-Bellevue, WA Hc Assay Alkal Phosphatase Lab741 | $9.11 | $18.22 | Apr 1, 2026 source file |
| Kittitas County Public Hospital Dist 1 Ellensburg · Ellensburg, WA Phosphatase (enzyme) level, alkaline | $10.20 | $12.00 | Feb 4, 2026 source file |
| Saint Clare Hospital Lakewood · Seattle-Tacoma-Bellevue, WA HC ALKALINE PHOSPHATASE SERUM | $17.15 | $59.48 | Feb 28, 2026 source file |
| St Anthony Hospital Gig Harbor · Seattle-Tacoma-Bellevue, WA HC ALKALINE PHOSPHATASE SERUM | $18.10 | $59.48 | Feb 28, 2026 source file |
| Highline Medical Center Burien · Seattle-Tacoma-Bellevue, WA HC ALKALINE PHOSPHATASE SERUM | $18.17 | $59.48 | Feb 28, 2026 source file |
| St Francis Community Hospital Federal Way · Seattle-Tacoma-Bellevue, WA HC ALKALINE PHOSPHATASE SERUM | $18.67 | $59.48 | Feb 28, 2026 source file |
| Valley Medical Center Renton · Seattle-Tacoma-Bellevue, WA Assay of Phosphatase Alkaline | $18.90 | $27.00 | — source file |
| St Joseph Medical Center Tacoma · Seattle-Tacoma-Bellevue, WA HC ALKALINE PHOSPHATASE SERUM | $19.70 | $59.48 | Feb 28, 2026 source file |
| PeaceHealth Peace Island Medical Center Friday Harbor · Friday Harbor, WA ASSAY ALKALINE PHOSPHATASE | $20.15 | $31.00 | — source file |
| PeaceHealth St Joseph Medical Center Bellingham · Bellingham, WA ASSAY ALKALINE PHOSPHATASE | $20.80 | $32.00 | — source file |
| St Elizabeth Hospital Enumclaw · Seattle-Tacoma-Bellevue, WA HC ALKALINE PHOSPHATASE SERUM | $21.02 | $59.48 | Feb 28, 2026 source file |
| PeaceHealth United General Medical Center Sedro Woolley · Mount Vernon-Anacortes, WA ASSAY ALKALINE PHOSPHATASE | $21.45 | $33.00 | — source file |
| Virginia Mason Medical Center Seattle · Seattle-Tacoma-Bellevue, WA PHOSPHATASE, ALKALINE | $21.93 | $43.00 | — source file |
| PeaceHealth Southwest Medical Center Vancouver · Portland-Vancouver-Hillsboro, OR-WA ASSAY ALKALINE PHOSPHATASE | $22.10 | $34.00 | — source file |
| PeaceHealth St John Medical Center Longview · Longview-Kelso, WA ASSAY ALKALINE PHOSPHATASE | $22.10 | $34.00 | — source file |
| Confluence Health Hospital Wenatchee · Wenatchee-East Wenatchee, WA HC Assay Alkaline Phosphatase | $22.50 | $25.00 | — source file |
| Providence St Mary Medical Center Walla Walla · Walla Walla, WA HC ALKALINE PHOS | $25.20 | $36.00 | Apr 1, 2026 source file |
| St. Michael Medical Center Silverdale · Bremerton-Silverdale-Port Orchard, WA HC ALKALINE PHOSPHATASE SERUM | $26.26 | $59.48 | Feb 28, 2026 source file |
| Prov Sacred Hrt Medical Center & Childs Hospital Spokane · Spokane-Spokane Valley, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $30.80 | $44.00 | Apr 1, 2026 source file |
| Olympic Medical Center Port Angeles · Port Angeles, WA Phosphatase (enzyme) level, alkaline | $31.20 | $39.00 | Jun 24, 2026 source file |
| Ocean Beach Hospital Ilwaco · Ilwaco, WA HC ALK PHOS TOTAL | $32.25 | $43.00 | — source file |
| Providence St Luke's Rehabilitation Medical Center Spokane · Spokane-Spokane Valley, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $34.65 | $49.50 | Apr 1, 2026 source file |
| Summit Pacific Medical Center Elma · Aberdeen, WA Phosphatase (enzyme) level, alkaline | $35.10 | $65.00 | Aug 31, 2026 source file |
| Willapa Harbor Hospital South Bend · South Bend, WA PHOSPHATASE (ENZYME) LEVEL; ALKALINE | $36.40 | $52.00 | — source file |
| Snoqualmie Valley Hospital Snoqualmie · Seattle-Tacoma-Bellevue, WA Facility Fee HC ASSAY ALKAL PHOSPHATASE | $37.73 | $65.05 | — source file |
| Swedish Edmonds Edmonds · Seattle-Tacoma-Bellevue, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $37.92 | $79.00 | Apr 1, 2026 source file |
| Swedish Issaquah Issaquah · Seattle-Tacoma-Bellevue, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $37.92 | $79.00 | Apr 1, 2026 source file |
| Swedish Medical Center Seattle · Seattle-Tacoma-Bellevue, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $37.92 | $79.00 | Apr 1, 2026 source file |
| Swedish Medical Center / Cherry Hill Seattle · Seattle-Tacoma-Bellevue, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $37.92 | $79.00 | Apr 1, 2026 source file |
| Prosser Memorial Health Hospital Prosser · Kennewick-Richland, WA HC ALKALINE PHOS | $37.95 | $69.00 | — source file |
| Kaiser Permanente Central Hospital Seattle · Seattle-Tacoma-Bellevue, WA PHOSPATASE ALKALINE | $40.80 | $51.00 | Apr 1, 2026 source file |
| Providence Regional Medical Center Everett Everett · Seattle-Tacoma-Bellevue, WA HC ALK PHOS TOTAL | $41.08 | $79.00 | Apr 1, 2026 source file |
| Whitman Hospital and Medical Center Colfax · Pullman, WA Phosphatase (enzyme) level, alkaline | $42.40 | $53.00 | Jun 29, 2026 source file |
| Seattle Children's Hospital Seattle · Seattle-Tacoma-Bellevue, WA Esrd Assay Alkaline Phosphatase | $42.90 | $42.90 | — source file |
| Shriners Childrens - Spokane Spokane · Spokane-Spokane Valley, WA PHOSPHATASE (ENZYME) LEVEL; ALKALINE | $44.90 | $44.90 | — source file |
| Quincy Valley Medical Center Quincy · Moses Lake, WA Phosphatase (enzyme) level, alkaline | $45.45 | $45.45 | May 27, 2026 source file |
| Cascade Valley Hospital Arlington · Seattle-Tacoma-Bellevue, WA HC ALK. PHOSPHATASE | $45.60 | $57.00 | — source file |
| Jefferson Healthcare Port Townsend · Port Townsend, WA Phosphatase (enzyme) level, alkaline | $45.60 | $57.00 | Aug 6, 2026 source file |
| Samaritan Hospital Moses Lake · Moses Lake, WA Phosphatase (enzyme) level, alkaline | $50.00 | $50.00 | — source file |
| Skagit Valley Hospital Mount Vernon · Mount Vernon-Anacortes, WA HC ALK. PHOSPHATASE | $51.20 | $64.00 | — source file |
| Pullman Regional Hospital Pullman · Pullman, WA Phosphatase (enzyme) level, alkaline | $56.10 | $66.00 | Jun 9, 2026 source file |
| Providence Centralia Hospital Centralia · Centralia, WA HC ALKALINE PHOS | $60.84 | $117.00 | Apr 1, 2026 source file |
| Providence St Peter Hospital Olympia · Olympia-Lacey-Tumwater, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $60.84 | $117.00 | Apr 1, 2026 source file |
| Cascade Medical Center Leavenworth · Wenatchee-East Wenatchee, WA Assay alkaline phosphatase | $62.40 | $78.00 | — source file |
| Arbor Health Morton Hospital Morton · Centralia, WA Phosphatase (enzyme) level, alkaline | $63.24 | $102.00 | May 18, 2026 source file |
| Klickitat Valley Hospital Goldendale · Goldendale, WA ALKALINE PHOSPHATASE | $64.00 | $80.00 | Dec 2, 2024 source file |
| Kadlec Regional Medical Center Richland · Kennewick-Richland, WA HC ALKALINE PHOS | $65.80 | $94.00 | Apr 1, 2026 source file |
| Providence St Joseph Hospital Chewelah · Spokane-Spokane Valley, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $65.80 | $94.00 | Apr 1, 2026 source file |
| Forks Community Hospital Forks · Port Townsend, WA Phosphatase (enzyme) level, alkaline | $69.60 | $87.00 | Jul 9, 2026 source file |
| Othello Community Hospital Othello · Othello, WA Phosphatase (enzyme) level, alkaline | $76.31 | $101.75 | Jul 1, 2026 source file |
| Lincoln Hospital Davenport · Davenport, WA Phosphatase (enzyme) level, alkaline | $87.12 | $96.80 | Sep 14, 2026 source file |
| Providence Mount Carmel Hospital Colville · Spokane-Spokane Valley, WA HC ALKALINE PHOS | $88.90 | $127.00 | Apr 1, 2026 source file |
| Providence Holy Family Hospital Spokane · Spokane-Spokane Valley, WA HC ASSAY OF PHOSPHATASE ALKALINE LAB | $94.50 | $135.00 | Apr 1, 2026 source file |
| Mason General Hospital & Family of Clinics Shelton · Shelton, WA Alkaline Phosphatase | $105.53 | $140.70 | — source file |
| Lake Chelan Community Hospital Chelan · Wenatchee-East Wenatchee, WA Phosphatase (enzyme) level, alkaline | $107.91 | $107.91 | Sep 1, 2026 source file |
| Astria Toppenish Hospital Toppenish · Yakima, WA Alkaline Phosphatase | $112.45 | $173.00 | — source file |
| Astria Sunnyside Hospital Sunnyside · Kennewick-Richland, WA Alkaline Phosphatase | $173.85 | $305.00 | — source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| Seattle-Tacoma-Bellevue, WA | 18 | $9.11 | $29.83 |
| Spokane-Spokane Valley, WA | 6 | $30.80 | $55.35 |
| Kennewick-Richland, WA | 3 | $37.95 | $65.80 |
| Wenatchee-East Wenatchee, WA | 3 | $22.50 | $62.40 |
| Centralia, WA | 2 | $60.84 | $62.04 |
| Moses Lake, WA | 2 | $45.45 | $47.72 |
| Mount Vernon-Anacortes, WA | 2 | $21.45 | $36.32 |
| Port Townsend, WA | 2 | $45.60 | $57.60 |
| Portland-Vancouver-Hillsboro, OR-WA | 2 | $3.90 | $13.00 |
| Pullman, WA | 2 | $42.40 | $49.25 |
| Aberdeen, WA | 1 | $35.10 | $35.10 |
| Bellingham, WA | 1 | $20.80 | $20.80 |
| Bremerton-Silverdale-Port Orchard, WA | 1 | $26.26 | $26.26 |
| Davenport, WA | 1 | $87.12 | $87.12 |
| Ellensburg, WA | 1 | $10.20 | $10.20 |
| Friday Harbor, WA | 1 | $20.15 | $20.15 |
| Goldendale, WA | 1 | $64.00 | $64.00 |
| Ilwaco, WA | 1 | $32.25 | $32.25 |
| Longview-Kelso, WA | 1 | $22.10 | $22.10 |
| Olympia-Lacey-Tumwater, WA | 1 | $60.84 | $60.84 |
| Othello, WA | 1 | $76.31 | $76.31 |
| Port Angeles, WA | 1 | $31.20 | $31.20 |
| South Bend, WA | 1 | $36.40 | $36.40 |
| Shelton, WA | 1 | $105.53 | $105.53 |
| Walla Walla, WA | 1 | $25.20 | $25.20 |
| Yakima, WA | 1 | $112.45 | $112.45 |
What it is
An alkaline phosphatase test measures an enzyme from the liver, bile ducts and bones. High levels suggest a blocked bile duct, liver disease or bone disease.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.
Alkaline phosphatase (ALP) blood test in other states
- Alabama$27.00
- Alaska$39.21
- Arizona$26.64
- Arkansas$20.58
- California$36.96
- Colorado$56.12
- Connecticut$22.32
- Delaware$94.08
- District of Columbia$63.70
- Florida$45.00
- Georgia$46.19
- Hawaii$48.40
- Idaho$32.40
- Illinois$50.00
- Indiana$32.50
- Iowa$40.95
- Kansas$36.98
- Kentucky$57.60
- Louisiana$19.12
- Maine$30.65
- Maryland$5.79
- Massachusetts$36.00
- Michigan$21.00
- Minnesota$37.95
- Mississippi$29.93
- Missouri$51.15
- Montana$49.40
- Nebraska$52.50
- Nevada$71.75
- New Hampshire$69.46
- New Jersey$6.73
- New Mexico$76.01
- New York$19.50
- North Carolina$31.50
- North Dakota$31.62
- Ohio$24.00
- Oklahoma$32.00
- Oregon$22.94
- Pennsylvania$37.40
- Puerto Rico$20.00
- Rhode Island$33.00
- South Carolina$43.00
- South Dakota$70.00
- Tennessee$25.50
- Texas$58.49
- Utah$132.09
- Vermont$45.00
- Virginia$36.75
- West Virginia$18.75
- Wisconsin$49.71
- Wyoming$30.13
Median cash price across the state's hospitals.