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

Dr. Jack Pieniazek, DO

Individual provider Family Medicine Physician · NPI 1164426870

Dr. Jack Pieniazek, DO is a Family Practice in Conroe, Texas. Graduated from University of North Texas Hsc, College of Osteopathic Med in 1995, 31 years ago. Practices with Kelsey-Seybold Medical Group, PLLC, a 942-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
31
Trained at
University of North Texas Hsc, College of Osteopathic Med
Licensed in
TX
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

690 S Loop 336 W Ste 222
Conroe, TX 77304-3319
Phone: (936) 756-6661
Fax: (936) 756-6681
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence K0541 (TX)

Record details

NPI number1164426870
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 9, 2005
Last updated in NPPESJune 15, 2021
Certification dateJune 15, 2021
Mailing address11511 Shadow Creek Pkwy, Pearland, TX 77584-7298

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF NORTH TEXAS HSC, COLLEGE OF OSTEOPATHIC MED
Graduated 1995 (31 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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