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

Joseph J Oolut, MD

Individual provider Specialist · NPI 1912913484

Joseph J Oolut, MD is an Internal Medicine in Katy, Texas. Graduated from University of Texas Medical School at Houston in 2003, 23 years ago. Practices with Greenhouse Vascular Access Center, LLC, a 3-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
23
Trained at
University of Texas Medical School at Houston
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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

411 Park Grove Dr Ste 310
Katy, TX 77450-1580
Phone: (281) 579-5799
Fax: (281) 579-5798
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (2)

  • 902 Frostwood Dr Ste 165, Houston, TX 77024-2449 — (713) 464-9100
  • 2222 Greenhouse Rd Ste 1500, Houston, TX 77084-7855 — (832) 391-6996

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence M4410 (TX)
Specialist Taxonomy 174400000X · Licence M4410 (TX)

Record details

NPI number1912913484
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 1, 2006
Last updated in NPPESMarch 25, 2020
Certification dateMarch 25, 2020
Mailing address411 Park Grove Ln Suite 310, Katy, TX 77450-1088

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 2003 (23 years in practice)
Group practice Greenhouse Vascular Access Center, Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Katy