Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Mark Alan Johnson, MD

Individual provider Surgery Physician · NPI 1053334615

Dr. Mark Alan Johnson, MD is a General Surgery in Conroe, Texas. Graduated from Texas a & M University System, Hsc, College of Medicine in 1990, 36 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
36
Trained at
Texas a & M University System, Hsc, College of Medicine
Licensed in
TX
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

100 Medical Center Blvd Ste 100
Conroe, TX 77304-2808
Phone: (936) 271-0665
Fax: (844) 855-6799
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence J9115 (TX)

Record details

NPI number1053334615
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 25, 2006
Last updated in NPPESNovember 22, 2022
Certification dateNovember 22, 2022
Mailing address15713 Lakeway Dr, Willis, TX 77318-3181

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolTEXAS A & M UNIVERSITY SYSTEM, HSC, COLLEGE OF MEDICINE
Graduated 1990 (36 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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