Alexander Constantine, MD

Internal medicine physician in Sugar Land, Texas · NPI 1902332901

Alexander Constantine is one of 212 internal medicine physicians practicing in Sugar Land, Texas. Alexander Constantine practices with Kelsey-Seybold Medical Group, PLLC.

Registry record (NPPES)

NPI
1902332901
Type
Type 1 · Individual
Primary taxonomy
Internal Medicine · 207R00000X
Address on file
1 Baylor Plz
Houston, TX 77030-3411
(713) 798-5588
Enumerated
May 11, 2017
Record last updated
Sep 17, 2021
License states listed
TX

Medicare (CMS)

Enrollment
Medicare-enrolled in TX
Internal Medicine
Revalidation due
No date set by CMS

The registry stops here. NPivot keeps going.

  • Part D prescribing
  • Procedure volumes by CPT code
  • Group affiliations and colleagues
  • Full enrollment history
See the full profile free Free account. No card, no call.

Practice locations

More internal medicine physicians in Sugar Land

Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.