Ontario, Ohio Blood Testing


Get peace of mind by identifying possibly serious conditions early so they can be accurately detected and diagnosed. Learn all you want about your unique biomarkers on your terms by choosing from one of our many custom wellness packages from one of our certified patient lab locations in Ontario, Ohio.

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Quest Diagnostics
1750 W. 4Th St
Ontario, Ohio 44906 Map
Distance 0.00 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 567-425-1555
Hours
  • M-F 8:00 am-12:30 pm 1:00 pm-4:30 pm
Distance 0.00 miles

Quest Diagnostics
335 Glessner Ave Ste 200
Mansfield, Ohio 44903 Map
Distance 3.10 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 419-914-1565
Hours
  • M-F 7:00 am-5:00 pm | Sa 8:00 am-12:00 pm
  • Drug Screen
  • M-F 10:00 am-12:00 pm 1:30 pm-3:30 pm
Distance 3.10 miles

Quest Diagnostics
1941 South Baney Road Suite 100
Ashland, Ohio 44805 Map
Distance 16.30 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 567-215-3847
Hours
  • M-F 7:30 am-12:30 pm 1:00 pm-4:00 pm
Distance 16.30 miles

Quest Diagnostics
633 East Main Street Ste 150
Ashland, Ohio 44805 Map
Distance 16.30 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 567-215-3858
Hours
  • M-F 7:00 am-12:30 pm 1:00 pm-3:30 pm
Distance 16.30 miles

Quest Diagnostics
725 North Sandusky Ave Ste 2
Bucyrus, Ohio 44820 Map
Distance 20.40 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 567-409-9040
Hours
  • M-F 7:00 am-12:00 pm 1:00 pm-4:00 pm
Distance 20.40 miles

Quest Diagnostics
1069 Delaware Ave Ste B
Marion, Ohio 43302 Map
Distance 31.60 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 419-560-1738
Hours
  • M-F 7:00 am-3:00 pm
  • Drug Screen
  • M-F 7:00 am-2:00 pm
  • TSPOT
  • M-F 7:00 am-3:00 pm
Distance 31.60 miles

Quest Diagnostics
1040 Delaware Ave
Marion, Ohio 43302 Map
Distance 31.60 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 567-908-9161
Hours
  • M-F 7:00 am-5:30 pm | Sa 8:00 am-12:00 pm
Distance 31.60 miles

Quest Diagnostics
801 Ohiohealth Blvd Suite Number #100
Delaware, Ohio 43015 Map
Distance 39.70 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 220-246-1404
Hours
  • M-F 7:30 am-4:00 pm
Distance 39.70 miles

Quest Diagnostics
917 N Lake St Ste140-Open Iop
Amherst, Ohio 44001 Map
Distance 46.10 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 440-396-9450
Hours
  • M-F 7:00 am-5:00 pm | Sa 8:00 am-12:00 pm
Distance 46.10 miles

Quest Diagnostics
3780 Medina Rd.
Medina, Ohio 44256 Map
Distance 46.60 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 330-421-8295
Hours
  • M-F 7:30 am-4:30 pm | Sa 8:00 am-12:00 pm
Distance 46.60 miles

Quest Diagnostics
4001 Carrick Dr Ste 130
Medina, Ohio 44256 Map
Distance 46.60 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 216-559-7564
Hours
  • M-F 7:00 am-5:00 pm
Distance 46.60 miles

Quest Diagnostics
5150 E Dublin Granville Rd Ste 240
New Albany, Ohio 43081 Map
Distance 47.40 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 614-867-8350
Hours
  • M-F 7:30 am-4:30 pm
Distance 47.40 miles

Quest Diagnostics
5133 Ridge Rd Ste A
Wadsworth, Ohio 44281 Map
Distance 48.70 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 234-350-1107
Hours
  • M-F 7:30 am-12:30 pm 1:00 pm-4:00 pm
Distance 48.70 miles

Quest Diagnostics
125 E Broad St Ste 301
Elyria, Ohio 44035 Map
Distance 49.00 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 440-396-2374
Hours
  • M-F 6:30 am-5:00 pm | Sa 8:00 am-12:00 pm
Distance 49.00 miles

Quest Diagnostics
1120 E Broad St Suite 100
Elyria, Ohio 44035 Map
Distance 49.00 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 440-433-8605
Hours
  • M-F 7:30 am-12:30 pm 1:00 pm-4:00 pm
Distance 49.00 miles

Quest Diagnostics
5130 Bradenton Ave Ste C
Dublin, Ohio 43017 Map
Distance 52.30 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 380-209-7904
Hours
  • M-F 7:00 am-4:30 pm | Sa 8:00 am-12:00 pm
  • Drug Screen
  • M-F 10:00 am-3:00 pm | Sa 9:30 am-11:00 am
  • TSPOT
  • M-F 7:00 am-4:30 pm
Distance 52.30 miles

Quest Diagnostics
250 W Bridge St
Dublin, Ohio 43017 Map
Distance 52.30 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 220-262-0990
Hours
  • M-Th 8:00 am-5:00 pm | F 8:30 am-4:30 pm
Distance 52.30 miles

Quest Diagnostics
32800 Lorain Rd Suite 1500
North Ridgeville, Ohio 44039 Map
Distance 52.40 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 216-440-4851
Hours
  • M-F 7:00 am-5:00 pm | Sa 8:00 am-12:00 pm
Distance 52.40 miles

Quest Diagnostics
10190 Us Highway 42
Marysville, Ohio 43040 Map
Distance 53.00 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 614-616-5644
Hours
  • M-F 7:30 am-5:00 pm
Distance 53.00 miles

Quest Diagnostics
165 5Th St Se Ste A
Barberton, Ohio 44203 Map
Distance 53.90 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 330-696-3291
Hours
  • M-F 7:00 am-4:30 pm | Sa 7:30 am-12:00 pm
Distance 53.90 miles

Quest Diagnostics
201 5Th St Ne Ste 4
Barberton, Ohio 44203 Map
Distance 53.90 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 330-814-9272
Hours
  • M-F 7:30 am-4:30 pm
Distance 53.90 miles

Quest Diagnostics
1450 Davidson Dr
Reynoldsburg, Ohio 43068 Map
Distance 55.60 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 614-817-2690
Hours
  • M-Th 7:00 am-4:00 pm | F 7:00 am-3:00 pm
Distance 55.60 miles

Quest Diagnostics
99 N Brice Rd North Ste 150
Columbus, Ohio 43213 Map
Distance 55.80 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 380-799-2225
Hours
  • M-W,F 7:00 am-4:30 pm | Th 7:00 am-4:00 pm
  • Drug Screen
  • M-F 10:00 am-3:00 pm
  • TSPOT
  • M-F 7:30 am-4:00 pm
Distance 55.80 miles

Quest Diagnostics
4850 E. Main St Ste 100
Whitehall, Ohio 43213 Map
Distance 55.80 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 614-809-1106
Hours
  • M-F 7:30 am-4:30 pm
Distance 55.80 miles

Quest Diagnostics
1997 Healthway Dr Suite 102
Avon, Ohio 44011 Map
Distance 56.50 miles Map
Walk-Ins Welcome Walk-Ins
Online Appointments Available Online Appointments
Phone 440-506-7571
Hours
  • M-F 7:00 am-5:00 pm | Sa 8:00 am-12:00 pm
Distance 56.50 miles

1750 W. 4Th St
Ontario, Ohio 44906^40.7713468,-82.5767348999|335 Glessner Ave
Ste 200
Mansfield, Ohio 44903^40.7524675,-82.5301231|1941 South Baney Road
Suite 100
Ashland, Ohio 44805^40.8459173,-82.3481559|633 East Main Street
Ste 150
Ashland, Ohio 44805^40.8655376,-82.3011374|725 North Sandusky Ave
Ste 2
Bucyrus, Ohio 44820^40.8163629,-82.9759402|1069 Delaware Ave
Ste B
Marion, Ohio 43302^40.5701921,-83.1230968|1040 Delaware Ave
Marion, Ohio 43302^40.5702744,-83.1204989|801 Ohiohealth Blvd
Suite Number #100
Delaware, Ohio 43015^40.2349065,-83.0339774|917 N Lake St
Ste140-Open Iop
Amherst, Ohio 44001^41.409463,-82.2362287|3780 Medina Rd.
Medina, Ohio 44256^41.1348564,-81.8236169|4001 Carrick Dr
Ste 130
Medina, Ohio 44256^41.1373938,-81.8292697|5150 E Dublin Granville Rd
Ste 240
New Albany, Ohio 43081^40.0796481,-82.8529329|5133 Ridge Rd
Ste A
Wadsworth, Ohio 44281^41.1353359,-81.7341298|125 E Broad St
Ste 301
Elyria, Ohio 44035^41.366972,-82.0964561|1120 E Broad St
Suite 100
Elyria, Ohio 44035^41.3643594,-82.0741891|5130 Bradenton Ave
Ste C
Dublin, Ohio 43017^40.0818251,-83.1285087|250 W Bridge St
Dublin, Ohio 43017^40.0998553,-83.1217128|32800 Lorain Rd
Suite 1500
North Ridgeville, Ohio 44039^41.3827764,-81.9825097|10190 Us Highway 42
Marysville, Ohio 43040^40.1582539,-83.2337321|165 5Th St Se
Ste A
Barberton, Ohio 44203^41.005683,-81.589346|201 5Th St Ne
Ste 4
Barberton, Ohio 44203^41.0159118,-81.5895203|1450 Davidson Dr
Reynoldsburg, Ohio 43068^39.9542628,-82.8044079|99 N Brice Rd North
Ste 150
Columbus, Ohio 43213^39.9849225,-82.8271612|4850 E. Main St
Ste 100
Whitehall, Ohio 43213^39.9564311,-82.869222|1997 Healthway Dr
Suite 102
Avon, Ohio 44011^41.4629325,-82.0256044
Showing 25 of 46 locations within Ohio