| 1st Health Center | 4809 Argonne St Denver, CO 80249-6834 | (303) 574-1800 |
| 1st Star Counseling | 5039 S Federal Blvd Englewood, CO 80110-6369 | (720) 242-7865 |
| 1st Street Family Health | 327 E 1st St Salida, CO 81201 | (719) 539-6637 |
| 20 Mile Urgent Care | 11355 S Parker Rd Parker, CO 80134 | (720) 974-7210 |
| 300 Suite The | 255 Canyon Blvd Boulder, CO 80302-4979 | (303) 449-7541 |
| 5280 Wellness | 1321 Elati St Denver, CO 80204-2705 | (720) 746-9642 |
| 9 Health Fair | 1139 Delaware St Denver, CO 80204 | (303) 698-4455 |
| A Academy Chiropractic | 3585 Van Teylingen Dr Colorado Springs, CO 80917 | (719) 597-2273 |
| A Advanced Dermatology Skin Cancer And Laser Surgery | 30940 Stagecoach Blvd Evergreen, CO 80439 | (303) 368-8611 |
| A Living Arts Centre | 2231 S Platte River Dr Denver, CO 80223-4017 | (303) 922-7800 |
| A Woman's Healing Center LLC | 1425 E Stuart Fort Collins, CO 80525 | (970) 419-8888 |
| Aarestad, Norman O MD | 1950 Mountain View Ave Longmont, CO 80501-3129 | (303) 485-3551 |
| Abba Eye Care | 2800 Cornerstone Drive #A-6 Pagosa Springs, CO 81147 | (970) 507-7132 |
| Abba Eye Care Inc | 2800 Cornerstone Rd Ste A6 Pagosa Springs, CO 81147-8157 | (970) 264-4300 |
| Abbott Cathy | 8585 W 14th Ave Lakewood, CO 80215 | (303) 238-1201 |
| Aberdeen Surgery Center | 650 Dittmer Ave Pueblo, CO 81005 | (719) 565-2000 |
| Abundant Health Chiropractic & Acupuncture LLC | 600 S Airport Rd Unit Be Longmont, CO 80503 | (303) 772-1700 |
| Academy Eyecare Center | 4713 N Academy Blvd Colorado Springs, CO 80918 | (719) 260-1119 |
| Academy Heights Foot Clinic | 3100 N Academy Blvd Colorado Springs, CO 80917-5321 | (719) 574-9800 |
| Academy Kids Dental Center | 2436 S Academy Blvd Colorado Springs, CO 80916 | (719) 391-2336 |
| Academy Vision Science Clinic | 1465 Kelly Johnson Blvd Ste 110 Colorado Springs, CO 80920 | (719) 598-6000 |
| Accelerated Medical Services | 6820 Broadway Denver, CO 80221-2859 | (303) 426-9011 |
| Access Dental | 1344 S Chambers Rd Ste 202 Aurora, CO 80017 | (303) 873-7180 |
| Acculabs | 4663 Table Mountain Dr Golden, CO 80403-1636 | (303) 277-9514 |
| Acedemy Park Pediatrics | 4185 E Wildcat Reserve Pkwy Ste 230 Littleton, CO 80126-6805 | (303) 996-0730 |