Lab tests CPT 83735 Texas Outpatient

Magnesium test cost in Texas

In Texas, 101 hospitals publish a cash price for magnesium blood test: from $6.20 to $184.83, with a median of $22.05. The lowest price is at El Paso Children's Hospital (El Paso). The highest price is 29.8× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 83735. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 24, 2026.

Lowest$6.20El Paso Children's Hospital

Median$22.05half pay less

Highest$184.83in Texas

Lowest saves$15.85vs the median

Hospitals in Texas, cheapest first

Hospital	Cash price	List price	File date
El Paso Children's Hospital lowest El Paso · El Paso, TX MAGNESIUM 24 HR URINE	$6.20	$31.00	— source file
Hsa St. Joseph Houston · Houston-Pasadena-The Woodlands, TX RL MAGNESIUM	$6.57	$216.72	Sep 1, 2026 source file
Harris Health Taub Loop Houston · Houston-Pasadena-The Woodlands, TX MAGNESIUM; UKSPL	$6.70	$14.00	— source file
Harris Health Houston · Houston-Pasadena-The Woodlands, TX MAGNESIUM; UKSPL	$6.70	$14.00	— source file
University Medical Center Surgical Hospital Dieter El Paso · El Paso, TX SH MAGNESIUM URINE	$8.80	$44.00	— source file
University Medical Center El Paso El Paso · El Paso, TX MAGNESIUM URINE	$9.24	$46.20	— source file
Houston Methodist Baytown Hospital Baytown · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM, URINE	$11.00	$22.00	Apr 1, 2026 source file
Houston Methodist Clear Lake Hospital Nassau Bay · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM RBC	$11.00	$22.00	Apr 1, 2026 source file
Houston Methodist Continuing Care Hospital Katy · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM, URINE	$11.00	$22.00	Apr 1, 2026 source file
Houston Methodist Cypress Hospital Cypress · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM, URINE	$11.00	$22.00	Apr 1, 2026 source file
Houston Methodist The Woodlands Hospital The Woodlands · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM RBC	$11.00	$22.00	Apr 1, 2026 source file
Methodist Sugar Land Hospital Sugar Land · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM RBC	$11.00	$22.00	Apr 1, 2026 source file
Methodist West Houston Hospital Houston · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM, URINE	$11.00	$22.00	Apr 1, 2026 source file
Methodist Willowbrook Hospital Houston · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM RBC	$11.00	$22.00	Apr 1, 2026 source file
The Methodist Hospital Houston · Houston-Pasadena-The Woodlands, TX HC MAGNESIUM RBC	$11.00	$22.00	Apr 1, 2026 source file
Baylor Scott & White All Saints Medical Center - Fort Worth Fort Worth · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Continuing Care Hospital Temple · Killeen-Temple, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 12, 2026 source file
Baylor Scott & White Emergency Medical Center - Cedar Park Cedar Park · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 3, 2026 source file
Baylor Scott & White Heart and Vascular Hospital - Dallas Dallas · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Heart and Vascular Hospital - Waxahachie Waxahachie · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White McLane Children's Medical Center Temple · Killeen-Temple, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Austin Austin · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Brenham Brenham · Brenham, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 12, 2026 source file
Baylor Scott & White Medical Center - Buda Buda · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Centennial Frisco · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - College Station College Station · College Station-Bryan, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 12, 2026 source file
Baylor Scott & White Medical Center - Frisco at PGA Parkway Frisco · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - Grapevine Grapevine · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - Hillcrest Waco · Waco, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Irving Irving · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - Lake Pointe Rowlett · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - Lakeway Lakeway · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Marble Falls Marble Falls · Marble Falls, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - McKinney McKinney · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - Pflugerville Pflugerville · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Plano Plano · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Medical Center - Round Rock Round Rock · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center - Taylor Taylor · Austin-Round Rock-San Marcos, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 12, 2026 source file
Baylor Scott & White Medical Center - Temple Temple · Temple, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 13, 2026 source file
Baylor Scott & White Medical Center at Waxahachie Waxahachie · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White Pavilion - Temple Temple · Killeen-Temple, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 12, 2026 source file
Baylor Scott & White The Heart Hospital - Denton Denton · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White The Heart Hospital - McKinney McKinney · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor Scott & White The Heart Hospital - Plano Plano · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
Baylor University Medical Center Dallas · Dallas-Fort Worth-Arlington, TX HC REF ARUP, MAGNESIUM URINE 0020477	$15.53	$25.88	Jun 29, 2026 source file
AMH Cath Labs Arlington · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Arlington Memorial Hospital Arlington · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Alliance Fort Worth · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Azle Azle · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Cleburne Cleburne · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Fort Worth Fort Worth · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital HurstEulessBedford Bedford · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Southlake Southlake · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Southwest Fort Worth Fort Worth · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Harris Methodist Hospital Stephenville Stephenville · Stephenville, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Hospital Frisco Frisco · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Allen Allen · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Dallas Dallas · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Denton Denton · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Kaufman Kaufman · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Plano Plano · Dallas-Fort Worth-Arlington, TX MAGNESIUM URINE REF1	$22.05	$36.75	Apr 21, 2026 source file
Baylor Scott and White Medical Center Uptown Dallas · Dallas-Fort Worth-Arlington, TX Serum Magnesium	$27.60	$46.00	Apr 14, 2026 source file
University Medical Center Lubbock · Lubbock, TX Hc Assay Of Magnesium - Magnesium	$28.00	$28.00	Apr 1, 2026 source file
The University of Texas Southwestern Medical Center at Dallas Dallas · Dallas-Fort Worth-Arlington, TX MAGNESIUM SERUM	$29.25	$39.00	Mar 10, 2026 source file
Santa Rosa Hospital - Westover Hills San Antonio · San Antonio-New Braunfels, TX HC 83735 ASSAY OF MAGNESIUM	$34.32	$104.00	Jan 13, 2026 source file
Texas Children's Hospital Houston · Houston-Pasadena-The Woodlands, TX TC MANGANESE REFERENCE TEST STONE	$34.84	$52.00	Mar 5, 2026 source file
Texas Children's Hospital - Austin Austin · Austin-Round Rock-San Marcos, TX TC MANGANESE REFERENCE TEST STONE	$34.84	$52.00	Mar 5, 2026 source file
Covenant Medical Center Lubbock · Lubbock, TX HC ASSAY OF MAGNESIUM CDM	$35.28	$84.00	Apr 1, 2026 source file
Methodist Children's Hospital Lubbock · Lubbock, TX HC ASSAY OF MAGNESIUM CDM	$35.28	$84.00	Apr 1, 2026 source file
Methodist Hospital Levelland Levelland · Lubbock, TX HC ASSAY OF MAGNESIUM CDM	$36.12	$86.00	Apr 1, 2026 source file
Methodist Hospital Plainview Plainview · Plainview, TX HC ASSAY OF MAGNESIUM CDM	$39.48	$94.00	Apr 1, 2026 source file
Ascension Seton Smithville · Austin-Round Rock-San Marcos, TX MAGNESIUM, 24 HR URINE	$41.85	$116.25	— source file
University Health System San Antonio · San Antonio-New Braunfels, TX HC ASSAY OF MAGNESIUM - MAGNESIUM FECAL	$46.00	$184.00	Oct 14, 2025 source file
Driscoll Children’s Hospital Corpus Christi · Corpus Christi, TX Assay of Magnesium	$47.61	$238.05	Oct 6, 2025 source file
Ascension Providence Waco · Waco, TX MAGNESIUM URINE	$48.42	$134.50	— source file
Shriners Childrens Texas Galveston · Houston-Pasadena-The Woodlands, TX MAGNESIUM LEVEL	$50.20	$50.20	— source file
Driscoll Children’s Hospital Edinburg · McAllen-Edinburg-Mission, TX Assay of Magnesium	$54.74	$273.70	Oct 6, 2025 source file
Lubbock Heritage Hospital Lubbock · Lubbock, TX HC ASSAY OF MAGNESIUM LAB	$57.54	$137.00	Apr 1, 2026 source file
Frisco Medical Center Frisco · Dallas-Fort Worth-Arlington, TX MAGNESIUM BLD	$62.05	$103.42	Jan 31, 2025 source file
Ascension Cedar Park Cedar Park · Austin-Round Rock-San Marcos, TX MAGNESIUM URINE 24	$66.84	$185.68	— source file
Texas Health Hospital Mansfield Mansfield · Dallas-Fort Worth-Arlington, TX HC MAGNESIUM TIMED URINE	$79.81	$79.81	Apr 1, 2026 source file
Texas Health Huguley Hospital Fort Worth South Burleson · Dallas-Fort Worth-Arlington, TX HC MAGNESIUM TIMED URINE	$79.81	$79.81	Apr 1, 2026 source file
Ascension Seton Austin · Austin-Round Rock-San Marcos, TX MAGNESIUM, 24 HR URINE	$81.38	$116.25	— source file
CHRISTUS Hospital - Orange Orange · Beaumont-Port Arthur, TX HC 83735 MAGNESIUM	$97.68	$296.00	Jan 13, 2026 source file
CHRISTUS West Beaumont Beaumont · Beaumont-Port Arthur, TX HC 83735 MAGNESIUM URINE	$97.68	$296.00	Jan 13, 2026 source file
Christus Health Southeast Texas Beaumont · Beaumont-Port Arthur, TX HC 83735 MAGNESIUM	$97.68	$296.00	Jan 13, 2026 source file
Christus Health Southeast Texas Port Arthur · Beaumont-Port Arthur, TX HC 83735 MAGNESIUM URINE	$97.68	$296.00	Jan 13, 2026 source file
Southeast Texas Orthopedic Specialty Center Port Arthur · Beaumont-Port Arthur, TX HC 83735 MAGNESIUM	$97.68	$296.00	Jan 13, 2026 source file
Ascension Seton Kyle · Austin-Round Rock-San Marcos, TX MAGNESIUM URINE 24HR	$115.56	$321.00	— source file
AdventHealth Central Texas Killeen · Killeen-Temple, TX HC MAGNESIUM SUPERSATURATION PROFILE, URINE - ARUP	$131.76	$131.76	Apr 1, 2026 source file
AdventHealth Rollins Brook Lampasas · Killeen-Temple, TX HC MAGNESIUM LEVEL	$131.76	$131.76	Apr 1, 2026 source file
Texas Health Specialty Hospital Fort Worth Fort Worth · Dallas-Fort Worth-Arlington, TX MAGNESIUM RBC_ REF1	$132.30	$220.50	Apr 21, 2026 source file
Ascension Seton Burnet · Burnet, TX MAGNESIUM	$134.01	$372.25	— source file
Ascension Seton Luling · Austin-Round Rock-San Marcos, TX MAGNESIUM URINE 24HR	$134.01	$372.25	— source file
Physicians Medical Center Plano · Dallas-Fort Worth-Arlington, TX MAGNESIUM UR 24 HOUR	$136.95	$228.25	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Flower Mound Flower Mound · Dallas-Fort Worth-Arlington, TX MAGNESIUM UR RANDOM	$136.95	$228.25	Apr 21, 2026 source file
Texas Health Presbyterian Hospital Rockwall Rockwall · Dallas-Fort Worth-Arlington, TX MAGNESIUM UR 24 HOUR	$136.95	$228.25	Apr 21, 2026 source file
Baylor Scott and White Medical Center Sunnyvale Sunnyvale · Dallas-Fort Worth-Arlington, TX U Magnesium	$158.40	$264.00	Apr 1, 2026 source file
Covenant Long-Term Care Lubbock · Lubbock, TX HC ASSAY OF MAGNESIUM CDM	$166.32	$396.00	Apr 1, 2026 source file
Reunion Rehabilitation Hospital Arlington Arlington · Dallas-Fort Worth-Arlington, TX Assay of magnesium	$184.83	$184.83	Apr 1, 2026 source file
Reunion Rehabilitation Hospital Plano Plano · Dallas-Fort Worth-Arlington, TX Assay of magnesium	$184.83	$184.83	Apr 1, 2026 source file

By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro area	Hospitals	Lowest	Median
Dallas-Fort Worth-Arlington, TX	42	$15.53	$22.05
Houston-Pasadena-The Woodlands, TX	14	$6.57	$11.00
Austin-Round Rock-San Marcos, TX	13	$15.53	$15.53
Lubbock, TX	6	$28.00	$35.70
Beaumont-Port Arthur, TX	5	$97.68	$97.68
Killeen-Temple, TX	5	$15.53	$15.53
El Paso, TX	3	$6.20	$8.80
San Antonio-New Braunfels, TX	2	$34.32	$40.16
Waco, TX	2	$15.53	$31.98
Burnet, TX	1	$134.01	$134.01
Brenham, TX	1	$15.53	$15.53
College Station-Bryan, TX	1	$15.53	$15.53
Corpus Christi, TX	1	$47.61	$47.61
Marble Falls, TX	1	$15.53	$15.53
McAllen-Edinburg-Mission, TX	1	$54.74	$54.74
Plainview, TX	1	$39.48	$39.48
Stephenville, TX	1	$22.05	$22.05
Temple, TX	1	$15.53	$15.53

What it is

A magnesium test measures the level of magnesium in the blood. Doctors order it for muscle cramps or weakness, an irregular heartbeat, low potassium or calcium that does not correct, and for people on diuretics, long-term acid-reducing drugs or with kidney disease.

What the price covers

The price usually covers running the test. The blood draw (36415) is often billed as a separate line.

Magnesium blood test in other states

Median cash price across the state's hospitals.