Summary

Dr. Jonathan Sykes is a highly experienced physician specializing in otolaryngology-head and neck surgery and neurological surgery. With 45 years of clinical practice, he brings extensive expertise to complex conditions affecting the head, neck, and neurological systems. Dr. Sykes completed his medical education at George Washington University School of Medicine & Health Sciences and went on to complete his residency training at Northwestern Memorial Hospital. He provides care primarily in English to patients throughout his practice locations.

Dr. Sykes maintains affiliations with multiple respected healthcare systems, including University of California Davis Medical Center, Mercy General Hospital, and Sutter Roseville Medical Center, with practice locations spanning California, Washington, and Oregon. He treats patients with facial fractures, skull fractures, and cellulitis, bringing his surgical expertise to these complex conditions. His procedural skills include performing fiberoptic pharyngoscopy, flexible laryngoscopy, and abscess drainage procedures. Patients have given Dr. Sykes an average rating of 3.8 out of 5 on Vitals, reflecting their experiences with his care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.8
  • 45 years of experience
  • speaks English
  • Northwestern Memorial Hospital
  • 15 written reviews
  • 2 specialties
  • 15 areas of expertise
  • 8 hospital affiliations
  • 16 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Jonathan Mark Sykes has 16 locations

The Skin Clinic Med Spa

6927 Brockton Ave Ste 1aRiverside, CA 92506
Mon9:00 am - 6:00 pm
Tue9:00 am - 6:00 pm
Wed9:00 am - 6:00 pm
Thu9:00 am - 6:00 pm
Fri9:00 am - 6:00 pm
Sat9:00 am - 3:00 pm
SunClosed

University Of California Davis Medical Group Otolaryngology Clinic

2521 Stockton Blvd Ste 5200Sacramento, CA 95817
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Sutter Roseville Medical Center

1 Medical Plaza DrRoseville, CA 95661

Mercy Hospital Of Folsom

1650 Creekside DrFolsom, CA 95630

University Of California Davis Medical Center

2315 Stockton BlvdSacramento, CA 95817

Mercy General Hospital

4001 J StSacramento, CA 95819

Methodist Hospital Of Sacramento

7500 Hospital DrSacramento, CA 95823

Trios Southridge Hospital

3810 Plaza WayKennewick, WA 99338

Synergy Medaesthetics

4504 W 26th Ave Ste 130Kennewick, WA 99338
Mon9:00 am - 6:00 pm
Tue9:00 am - 6:00 pm
Wed9:00 am - 6:00 pm
Thu9:00 am - 6:00 pm
Fri9:00 am - 6:00 pm
SatClosed
SunClosed

Esthetixmd Spa And Laser Center

115 SW Allen RdBend, OR 97702
Mon9:00 am - 7:00 pm
Tue8:00 am - 7:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 7:00 pm
Fri8:00 am - 7:00 pm
Sat9:00 am - 6:00 pm
Sun9:00 am - 4:00 pm

Lift Aesthetics

1834 1st StNapa, CA 94559
Mon9:00 am - 7:00 pm
Tue9:00 am - 7:00 pm
Wed9:00 am - 7:00 pm
Thu10:00 am - 7:00 pm
Fri10:00 am - 7:00 pm
SatClosed
SunClosed

Multicare Yakima Memorial

2811 Tieton DrYakima, WA 98902

Roseville Surgery Center

1420 E Roseville Pkwy Ste 100Roseville, CA 95661
Mon6:00 am - 5:00 pm
Tue6:00 am - 5:00 pm
Wed6:00 am - 5:00 pm
Thu6:00 am - 5:00 pm
Fri6:00 am - 5:00 pm
SatClosed
SunClosed

Synergy Medaesthetics

921 Seattle Slew Run Ste BYakima, WA 98908
Mon9:00 am - 6:00 pm
Tue9:00 am - 6:00 pm
Wed9:00 am - 6:00 pm
Thu9:00 am - 6:00 pm
Fri9:00 am - 6:00 pm
SatClosed
SunClosed

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Dr. Jonathan Mark Sykes, MDAlice Shih Yu WangJorge Antonio Roa LoorEric Edwin Whitney
Otolaryngology-Head & Neck SurgeryNeurological SurgeryNeurological SurgeryNeurological Surgery
Accepts New Patients
3.8 
0 
0 
0 
45 Years of Experience 8 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Riverside , CAMoreno Valley , CALoma Linda , CAPalm Springs , CA
Med School: George Washington University School Of Medicine & Health Sciences Med School: Liberty University College Of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. Jonathan Mark Sykes

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Jonathan Mark Sykes has the following 2 specialties

Specialty Expertise

Dr. Jonathan Mark Sykes has the following 15 areas of expertise

  • Allergies
  • Chronic Sinusitis
  • Cleft Lip
  • Cleft Palate
  • Deviated Septum
  • Facelift (Rhytidoplasty)
  • Facial Trauma
  • Hearing Loss
  • Laser Hair Removal
  • Neurological Surgery
  • Nose Job (Rhinoplasty)
  • Polyps
  • Smell Disorders
  • Swallowing Disorders
  • Tumors

Certifications, License, & Education

45 Years Experience

Dr. Jonathan Mark Sykes holds expired and active medical licenses in the states of Washington, Oregon, and California.

Medical License

Medical Doctor with an expired medical license in the state of Washington that expired in 2025, an expired medical license in the state of Oregon that expired in 2025, and an active medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Northwestern Memorial Hospital.

Medical School

Graduated from George Washington University School Of Medicine & Health Sciences in 1981.

NPI Number

Dr. Sykes' NPI number is 1851377493.

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Frequently Asked Questions

Does Dr. Jonathan Sykes accept my insurance?
You can see the insurance plans that Dr. Jonathan Sykes accepts on their Vitals profile.
Where is Dr. Jonathan Sykes's office located?
Dr. Jonathan Sykes's office is located at 6927 Brockton Ave Ste 1a, Riverside, CA, 92506.
How can I make an appointment with Dr. Jonathan Sykes?
You can find contact information for Dr. Jonathan Sykes here on Vitals.
Is Dr. Jonathan Sykes accepting new patients?
Dr. Jonathan Sykes is accepting new patients on Vitals. View Dr. Jonathan Sykes's profile on Vitals to make an appointment.
Does Dr. Jonathan Sykes accept virtual/telehealth appointments?
Dr. Jonathan Sykes has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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