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

Kirkwood Alexander Johnston, MD

Individual provider Internal Medicine Physician · NPI 1639281066

Kirkwood Alexander Johnston, MD is a Rheumatology in Houston, Texas. Qualified in 2003, 23 years ago. Practices with Kelsey-Seybold Medical Group, PLLC, a 942-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
23
Licensed in
TX
In the registry since
2006
Specialties on file
2
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

2727 W Holcombe Blvd
Houston, TX 77025-1669
Phone: (713) 442-0000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1200 McKinney St Ste 473, Houston, TX 77010-2004 — (713) 442-4700
  • 2515 Business Center Dr, Pearland, TX 77584-2294 — (713) 442-7200
  • 1010 S Ponds Dr, Webster, TX 77598-1409 — (713) 442-4300

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence N3765 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence N3765 (TX)

Record details

NPI number1639281066
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESJune 9, 2021
Certification dateJune 9, 2021

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice Kelsey-Seybold Medical Group, Pllc — 942 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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