Chelsea Ann Therrien, MD

Internal medicine physician in Houston, Texas · NPI 1215391388

Chelsea Therrien is one of 1,126 internal medicine physicians practicing in Houston, Texas. Chelsea Therrien practices with Kelsey-Seybold Medical Group, PLLC.

Registry record (NPPES)

NPI
1215391388
Type
Type 1 · Individual
Primary taxonomy
Internal Medicine · 207R00000X
Address on file
4502 E 41st St
Tulsa, OK 74135-2536
(918) 660-3464
Enumerated
Apr 5, 2016
Record last updated
Dec 30, 2025
License states listed
OK, TX

Medicare (CMS)

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

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Practice locations

More internal medicine physicians in Houston

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.