Dr. Andrew Thomas Sullivan , MD
General Practice • Houston, TX
Professional Overview & Biography Verified Profile Summary
Dr. Andrew Sullivan, MD is a registered healthcare professional specializing in General Practice in Houston, TX. Practice services are available at 6431 FANNIN STREET, MSB 1.134 under active NPI credentials.
Practice Location & Contact Primary Location
6431 Fannin Street, Msb 1.134
Houston, TX 77030
Specialty Benchmarks & Practice Insights
Comparative analytics for General Practice in Houston, TX
Practicing in Houston, TX (1183 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-07-08NUCC Taxonomy Code: 208D00000X
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Student in an Organized Health Care Education/Training Program
Hospitalist
Doctor of Medicine (M.D.)
Student in an Organized Health Care Education/Training Program
Internal Medicine
Doctor of Medicine (M.D.)
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
General Practice (License #W3054 in TX)
Internal Medicine (License #W3054 in TX)
NPI status registered as active in NPPES database
Registered at 6431 FANNIN STREET, MSB 1.134, HOUSTON, TX 77030 (Tel: 7135006526)
Registered at 6431 FANNIN STREET, MSB 1.134, HOUSTON, TX 77030 (Tel: 7135006526)
Recorded as ANDREW SULLIVAN, MD
Student in an Organized Health Care Education/Training Program
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
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NPI Administrative Meta
Mailing Address
6431 Fannin Street, Msb 1.134
Houston, TX 77030
Phone: 7135006700
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