Dr. William D. Cox Jr. is a Crystal Lake, Illinois based orthopedic surgeon who is specialized in Orthopedic Surgery. Active license number of Dr. William D. Cox Jr. is 036080933 for Sports Medicine in Illinois.
Dr. William D. Cox Jr. is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means including the patients with musculoskeletal problems which include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. Patients with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system are also concerned.
Complete Profile:
Dr. William D. Cox Jr. speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Specialization: | Orthopedic - Orthopedic Surgery |
| Credentials: | M.D. |
| Gender: | Male |
| Practice Address: | 420 N Il Route 31, Crystal Lake,
Illinois, 60012 |
| Phone: | 815-356-5200 |
| Fax: | 815-356-5262 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1407928062 |
| NPI Enumeration Date: | 15 Nov, 2006 |
| NPI Last Update On: | 19 Oct, 2018 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. William D. Cox Jr. are as mentioned below.
| License Number | Specialization | State | Status | |
| 036080933 | Sports Medicine | Illinois | Primary | |
| 036080933 | Orthopedic Surgery | Illinois | Secondary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. William D. Cox Jr. such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 036080933 | Other | Illinois | STATE LICENSE |
| 036080933 | Medicaid | Illinois | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 420 N Il Route 31,
Crystal Lake, Illinois |
| Zip: | 60012-3709 |
| Phone Number: | 815-356-5200 |
| Fax Number: | 815-356-5262 |
Patients can reach Dr. William D. Cox Jr. at
420 N Il Route 31, Crystal Lake, Illinois or can
call to book an appointment on 815-356-5200.
Frequently Asked Questions:
Below are some commonly asked questions about Dr. William D. Cox Jr.:
Dr. William D. Cox Jr. is an orthopedic surgeon specializing in Sports Medicine. He is trained in sports medicine which help to provide appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.
Yes, Dr. William D. Cox Jr. is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
Dr. William D. Cox Jr. practices at 420 N Il Route 31, Crystal Lake, Illinois, 60012.
To schedule an appointment with Dr. William D. Cox Jr., please contact the office at 815-356-5200.
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** Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.