Lab tests CPT 86376 California Outpatient

TPO antibody test cost in California

In California, 91 hospitals publish a cash price for thyroid peroxidase (TPO) antibody test: from $6.50 to $185.00, with a median of $22.88. The lowest price is at Lucile Salter Packard Children's Hospital at Stanford (Palo Alto). The highest price is 28.5× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 86376. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 24, 2026.

Lowest$6.50Lucile Salter Packard Children's Hospital at Stanford

Median$22.88half pay less

Highest$185.00in California

Lowest saves$16.38vs the median

Hospitals in California, cheapest first

Hospital	Cash price	List price	File date
Lucile Salter Packard Children's Hospital at Stanford lowest Palo Alto · San Jose-Sunnyvale-Santa Clara, CA HC 100 Liver-Kidney-Micro	$6.50	$13.00	Mar 31, 2026 source file
UC San Diego Medical Center San Diego · San Diego-Chula Vista-Carlsbad, CA Microsomal antibodies(autoantibody) measurement liver-kidney microsomal	$7.34	$13.35	Apr 1, 2026 source file
Banner Lassen Medical Center Susanville · Susanville, CA LAB AB MICROSOMAL LIVER-KIDNEY EA	$8.28	$13.00	Feb 12, 2026 source file
Hoag Memorial Hospital Presbyterian Newport Beach · Los Angeles-Long Beach-Anaheim, CA HC Microsomal Ab - Analyzer Ana, Ifa W/Reflex Titer	$8.39	$12.91	Apr 1, 2026 source file
Stanford Health Care Stanford · San Jose-Sunnyvale-Santa Clara, CA Lablkm1ab Micro Anti Ea	$8.70	$21.76	Apr 1, 2026 source file
Stanford Health Care Tri-Valley Pleasanton · San Francisco-Oakland-Fremont, CA Lablkm1ab Micro Anti Ea	$8.70	$21.76	Apr 1, 2026 source file
Cedars-Sinai Medical Center Los Angeles · Los Angeles-Long Beach-Anaheim, CA HB MISC LAB SPECIAL TEST	$9.10	$14.00	Nov 26, 2025 source file
Loma Linda University Behavioral Medicine Center Redlands · Riverside-San Bernardino-Ontario, CA HC SOM THYROPEROXIDASE AB	$10.00	$10.00	Aug 31, 2026 source file
Loma Linda University Childrens Hospital Loma Linda · Riverside-San Bernardino-Ontario, CA HC SOM THYROPEROXIDASE AB	$10.00	$10.00	Sep 2, 2026 source file
Loma Linda University Medical Center Loma Linda · Riverside-San Bernardino-Ontario, CA HC SOM THYROPEROXIDASE AB	$10.00	$10.00	Sep 2, 2026 source file
Loma Linda University Medical Center - Murrieta Murrieta · Riverside-San Bernardino-Ontario, CA HC SOM THYROPEROXIDASE AB	$10.00	$10.00	Sep 2, 2026 source file
County of Monterey Salinas · Salinas, CA Microsomal antibodies (autoantibody) measurement	$10.58	$10.58	Aug 14, 2026 source file
Palo Verde Hospital Blythe · Riverside-San Bernardino-Ontario, CA Liver-Kidney Microsomal Ab LC	$10.91	$14.55	Jul 1, 2026 source file
Grossmont Hospital La Mesa · San Diego-Chula Vista-Carlsbad, CA HC MICROSOMAL ANTIBODIES IGG	$12.11	$16.15	— source file
Rady Children's Hospital - San Diego San Diego · San Diego-Chula Vista-Carlsbad, CA Rch Smh Microsomal Antibodies Igg	$12.11	$16.15	Apr 1, 2026 source file
Sharp Chula Vista Medical Center Chula Vista · San Diego-Chula Vista-Carlsbad, CA HC MICROSOMAL ANTIBODIES IGG	$12.11	$16.15	— source file
Sharp Coronado Hospital and Healthcare Center Coronado · San Diego-Chula Vista-Carlsbad, CA HC MICROSOMAL ANTIBODIES IGG	$12.11	$16.15	— source file
Sharp Memorial Hospital San Diego · San Diego-Chula Vista-Carlsbad, CA HC MICROSOMAL ANTIBODIES IGG	$12.11	$16.15	— source file
Centinela Hospital Medical Center Inglewood · Los Angeles-Long Beach-Anaheim, CA THYROID PEROXIDASE (TPO) AB LC	$14.00	$29.10	Sep 1, 2026 source file
Chino Valley Medical Center Chino · Riverside-San Bernardino-Ontario, CA Hc Microsomal Antibody	$14.00	$211.25	Sep 1, 2026 source file
Desert Valley Hospital Victorville · Riverside-San Bernardino-Ontario, CA MICROSOMAL AB LC 9	$14.00	$142.31	Sep 1, 2026 source file
Encino Hospital Medical Center Encino · Los Angeles-Long Beach-Anaheim, CA ANTI-TPO AB (RDL) LC	$14.00	$66.00	Sep 1, 2026 source file
La Palma Intercommunity Hospital La Palma · Los Angeles-Long Beach-Anaheim, CA Hc Microsomal Antibody	$14.00	$109.13	Sep 1, 2026 source file
Montclair Hospital Medical Center Montclair · Riverside-San Bernardino-Ontario, CA Hc Microsomal Antibody	$14.00	$211.25	Sep 1, 2026 source file
Paradise Valley Hospital National City · San Diego-Chula Vista-Carlsbad, CA MICROSOMAL AB EA LC1636980	$14.00	$14.55	Sep 1, 2026 source file
Shasta Regional Medical Center Redding · Redding, CA THYROID PEROXIDASE (TPO) AB	$14.00	$5.81	Sep 1, 2026 source file
Sherman Oaks Hospital Sherman Oaks · Los Angeles-Long Beach-Anaheim, CA ANTI-TPO AB (RDL) LC	$14.00	$66.00	Sep 1, 2026 source file
Riverside University Medical Center Moreno Valley · Riverside-San Bernardino-Ontario, CA Qu Microsomal Antibody Liver-Kidney	$15.20	$15.20	— source file
Fresno Community Hospital and Medical Center Fresno · Fresno, CA THYROID PEROXIDASE AUTO ABS;Q	$15.75	$19.68	Jun 16, 2026 source file
Fresno Community Hospital and Medical Center Clovis · Fresno, CA THYROID PEROXIDASE AUTO ABS;Q	$15.75	$19.68	Jun 15, 2026 source file
Watsonville Community Hospital Watsonville · Santa Cruz-Watsonville, CA Q15038 LKM1 AB IGG	$16.69	$27.82	Sep 15, 2026 source file
Hospital of Barstow Barstow · Riverside-San Bernardino-Ontario, CA Microsomal antibodies (autoantibody) measurement	$18.06	$30.10	Sep 17, 2026 source file
USC Kenneth Norris Jr Cancer Hospital Los Angeles · Los Angeles-Long Beach-Anaheim, CA Liver-Kidney Microsomal Igg(4)	$22.00	$22.00	Apr 1, 2026 source file
Kaiser Foundation Hospital - Baldwin Park Baldwin Park · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Downey Downey · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Fontana Fontana · Riverside-San Bernardino-Ontario, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Los Angeles Los Angeles · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Moreno Valley Moreno Valley · Riverside-San Bernardino-Ontario, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Ontario Ontario · Ontario, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Orange County - Anaheim Anaheim · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Orange County - Irvine Irvine · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Panorama City Panorama City · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Riverside Riverside · Riverside-San Bernardino-Ontario, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - San Diego - Clairemont Mesa San Diego · San Diego-Chula Vista-Carlsbad, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - San Diego - Zion San Diego · San Diego-Chula Vista-Carlsbad, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - San Marcos San Marcos · San Diego-Chula Vista-Carlsbad, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - South Bay Harbor City · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - West la Los Angeles · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Kaiser Foundation Hospital - Woodland Hills Woodland Hills · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODIES EACH	$22.88	$44.00	— source file
Mission Hospital Regional Med Center Mission Viejo · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$28.78	$59.95	Apr 1, 2026 source file
St Joseph Hospital of Orange Orange · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$28.78	$59.95	Apr 1, 2026 source file
St Jude Hospital Fullerton · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$28.78	$59.95	Apr 1, 2026 source file
St Mary Medical Center Apple Valley · Riverside-San Bernardino-Ontario, CA HC MICROSOMAL ANTIBODIES EACH LAB	$28.78	$59.95	Apr 1, 2026 source file
UCI Health - Lakewood Orange · Los Angeles-Long Beach-Anaheim, CA MICROSOMAL ANTIBODY EA/5	$30.00	$75.00	Apr 1, 2026 source file
Cedars-Sinai Marina Hospital Marina del Rey · Los Angeles-Long Beach-Anaheim, CA Laboratory Services	$30.23	$46.50	Nov 26, 2025 source file
Petaluma Valley Hospital Petaluma · Santa Rosa-Petaluma, CA HC MICROSOMAL ANTIBODIES EACH LAB	$30.57	$59.95	Apr 1, 2026 source file
Providence Queen of the Valley Medical Center Napa · Napa, CA HC MICROSOMAL ANTIBODIES EACH LAB	$30.57	$59.95	Apr 1, 2026 source file
Providence Redwood Memorial Hospital Fortuna · Eureka-Arcata, CA HC MICROSOMAL ANTIBODIES EACH LAB	$30.57	$59.95	Apr 1, 2026 source file
Providence Santa Rosa Memorial Hospital Santa Rosa · Santa Rosa-Petaluma, CA HC MICROSOMAL ANTIBODIES EACH LAB	$30.57	$59.95	Apr 1, 2026 source file
Providence St Joseph Hospital Eureka · Eureka-Arcata, CA HC MICROSOMAL ANTIBODIES EACH LAB	$30.57	$59.95	Apr 1, 2026 source file
Providence Little Co of Mary Medical Center San Pedro San Pedro · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$31.50	$90.00	Apr 1, 2026 source file
Providence Little Company of Mary Medical Center Torrance Torrance · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$31.50	$90.00	Apr 1, 2026 source file
Providence Holy Cross Medical Center Mission Hills · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$33.25	$95.00	Apr 1, 2026 source file
Providence Saint Joseph Medical Center Burbank · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH LAB	$37.80	$108.00	Apr 1, 2026 source file
NorthBay Medical Center Fairfield · Vallejo, CA Microsomal Ab Ea	$45.00	$45.00	Apr 1, 2026 source file
Providence Cedars Sinai Tarzana Medical Center Tarzana · Los Angeles-Long Beach-Anaheim, CA HC MICROSOMAL ANTIBODIES EACH CDM	$46.20	$132.00	Apr 1, 2026 source file
Kaiser Foundation Hospital & Rehab Center - Vallejo Vallejo · Vallejo, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Antioch Antioch · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Fremont Fremont · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Fresno Fresno · Fresno, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Manteca Manteca · Stockton-Lodi, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Modesto Modesto · Modesto, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Oakland/Richmond Oakland · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Redwood City Redwood City · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Richmond Campus Richmond · Richmond, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Roseville Roseville · Sacramento-Roseville-Folsom, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Sacramento Sacramento · Sacramento-Roseville-Folsom, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - San Francisco San Francisco · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - San Jose San Jose · San Jose-Sunnyvale-Santa Clara, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - San Leandro San Leandro · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - San Rafael San Rafael · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Santa Clara Santa Clara · San Jose-Sunnyvale-Santa Clara, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Santa Rosa Santa Rosa · Santa Rosa-Petaluma, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - South Sacramento Sacramento · Sacramento-Roseville-Folsom, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - South San Francisco South San Francisco · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Vacaville Vacaville · Vallejo, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Kaiser Foundation Hospital - Walnut Creek Walnut Creek · San Francisco-Oakland-Fremont, CA MICROSOMAL ANTIBODIES EACH	$63.28	$113.00	— source file
Chinese Hospital Association San Francisco · San Francisco-Oakland-Fremont, CA Microsomal antibodies (autoantibody) measurement	$68.00	$68.00	Jul 22, 2026 source file
Ridgecrest Regional Hospital Ridgecrest · Bakersfield-Delano, CA Liver cytosol(lc1)autoantibodies (quest)	$69.81	$131.72	Sep 11, 2026 source file
Shriners Childrens - Northern California Sacramento · Sacramento-Roseville-Folsom, CA MICROSOMAL ANTIBODY EACH	$151.40	$151.40	— source file
San Antonio Regional Hospital Upland · Riverside-San Bernardino-Ontario, CA Microsomal antibodies (autoantibody) measurement	$185.00	$16.96	Apr 2, 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
Los Angeles-Long Beach-Anaheim, CA	26	$8.39	$22.88
Riverside-San Bernardino-Ontario, CA	15	$10.00	$14.00
San Francisco-Oakland-Fremont, CA	11	$8.70	$63.28
San Diego-Chula Vista-Carlsbad, CA	10	$7.34	$12.11
Sacramento-Roseville-Folsom, CA	4	$63.28	$63.28
San Jose-Sunnyvale-Santa Clara, CA	4	$6.50	$35.99
Fresno, CA	3	$15.75	$15.75
Santa Rosa-Petaluma, CA	3	$30.57	$30.57
Vallejo, CA	3	$45.00	$63.28
Eureka-Arcata, CA	2	$30.57	$30.57
Bakersfield-Delano, CA	1	$69.81	$69.81
Modesto, CA	1	$63.28	$63.28
Napa, CA	1	$30.57	$30.57
Ontario, CA	1	$22.88	$22.88
Richmond, CA	1	$63.28	$63.28
Redding, CA	1	$14.00	$14.00
Salinas, CA	1	$10.58	$10.58
Santa Cruz-Watsonville, CA	1	$16.69	$16.69
Stockton-Lodi, CA	1	$63.28	$63.28
Susanville, CA	1	$8.28	$8.28

What it is

The TPO antibody test looks for antibodies against a thyroid enzyme. They are found in most people with Hashimoto's thyroiditis and many with Graves' disease.

What the price covers

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

Thyroid peroxidase (TPO) antibody test in other states

Median cash price across the state's hospitals.