Dr. Mark E. Johnson , MD
Orthopaedic Surgery • Houston, TX
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Mark Johnson has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. Mark Johnson, MD was a registered Orthopaedic Surgery practicing in Houston, TX. Throughout an active medical career spanning 19 years, Dr. Johnson provided care at the practice location at 6701 FANNIN ST until profile deactivation on 2025-07-24.
Practice Location & Contact Primary Location
6701 Fannin St
8th Floor
Houston, TX 770302316
Specialty Benchmarks & Practice Insights
Comparative analytics for Orthopaedic Surgery in Houston, TX
Practicing in Houston, TX (1627 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 207X00000X
An orthopaedic surgeon 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. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems 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. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Surgery - Pediatric Surgery
Doctor of Medicine (M.D.)
Surgery - Pediatric Surgery
Doctor of Medicine (M.D.)
Surgery - Pediatric Surgery
Doctor of Medicine (M.D.)
Surgery - Pediatric Surgery
Doctor of Medicine (M.D.)
Physician Assistant
Physician Assistant (Certified)
Physician Assistant
Registered Dietitian
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on July 24, 2025
NPI status registered as active in NPPES database
Registered at 6701 FANNIN ST, 8TH FLOOR, HOUSTON, TX 770302316 (Tel: 8328223135)
Registered at 2 E GREENWAY PLZ, SUITE 900, HOUSTON, TX 770460297 (Tel: 7137981750)
Recorded as MARK JOHNSON, M.D.
Orthopaedic Surgery (License #J3505 in TX)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
Sign in to leave a review for Dr. Mark Johnson
Only verified registered users can submit ratings, post feedback, and upload facility photos.
NPI Administrative Meta
Mailing Address
2 E Greenway Plz, Suite 900
Houston, TX 770460297
Phone: 7137981750
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.