> > > > Dr. Mark Williams, MD, PHD
Dr. Mark Johnston Williams MD and PHD is a male Anesthesiologist, has 24 years of experience and practices in Anesthesiology, Pain Medicine, Pain Medicine, and Surgery.
Dr. Mark Williams has 5 office locations.
Diagnostic Clinic-Longview
703 E Marshall Ave
Ste 4002
Longview, TX 75601

Phone Number
Locations and availability (5)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

2.5
  • Currently 2.5 of 4 stars
(3)
Patient comments (2)

The overall average patient rating of Dr. Mark Williams is Good. Dr. Williams has been reviewed by 3 patients who have provided 2 comments. The rating is 2.5 out of 4 stars.

Patient Ratings
Ease of Appointment 3.0
  • Currently 3 of 4 stars
Promptness 2.0
  • Currently 2 of 4 stars
Courteous Staff 2.0
  • Currently 2 of 4 stars
Accurate Diagnosis 2.5
  • Currently 2.5 of 4 stars
Bedside Manner 1.5
  • Currently 1.5 of 4 stars
Spends Time with Me 1.5
  • Currently 1.5 of 4 stars
Follows Up After Visit 2.5
  • Currently 2.5 of 4 stars

Specialties & Research

Dr. Mark Williams, MD, PHD is board certified in Anesthesiology and Anesthesiology - Pain Medicine.


Education & Awards

Dr. Williams graduated from The University of Texas at Houston.


Affiliations

Dr. Williams has 3 hospital affiliations:

  • Good Shepherd Medical Center 
  • Longview Regional Medical Center 
  • Good Shepherd Medical Center 

Accepted Insurance Plans

Dr. Williams accepts these health insurances in at least one office:

  • Great-West Healthcare - 2 plans
  • Unicare - 2 plans
  • Scott and White Health Plan - 2 plans
  • Cigna - 9 plans
  • Humana - 3 plans
  • USA H & W Network - 1 plan

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Additional Information
Where does Dr. Mark J. Williams practice?
Dr. Mark Williams practices Anesthesiology, Pain Medicine, Pain Medicine, and Surgery near Longview, TX.
Additional practice locations include: New York, NY and Dallas, TX.
See Longview Anesthesiologists, Longview Pain Management Doctors, and Longview Surgeons.