Doctor profile · Federal record

Dr. Jack Pieniazek, DO

Family Medicine Physician (CMS: Family Practice) · Conroe, TX

  • NPI 1164426870
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
690 S Loop 336 W, Ste 222
Conroe, TX 773043319
(936) 756-6661
fax (936) 756-6681
Mailing address
11511 Shadow Creek Pkwy
Pearland, TX 775847298

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
June 15, 2021
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #K0541
Medicaid
TX #043624803

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164426870. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$122
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 1 $121.67

By nature of payment

Food and Beverage
$122

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,219
Patients
858
Total drug cost
$46,589
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 351 126 $7,334
Levothyroxine Sodium Generic 212 72 $3,016
Amlodipine Besylate Generic 199 68 $731
Lisinopril Generic 171 59 $863
Celecoxib Generic 149 51 $11,055
Methylprednisolone Generic 147 119 $967
Gabapentin Generic 140 53 $1,637
Rosuvastatin Calcium Generic 124 46 $10,801
Trazodone Hcl Generic 122 51 $1,097
Hydrochlorothiazide Generic 105 36 $773

Frequently asked questions

Auto-generated from federal data
What is Dr. Jack Pieniazek's medical specialty?
Dr. Jack Pieniazek practices Family Medicine Physician in Conroe, TX.
Where does Dr. Jack Pieniazek practice?
Dr. Jack Pieniazek practices at 690 S Loop 336 W, Conroe, TX 773043319. Office phone: 9367566661.
What is Dr. Jack Pieniazek's NPI?
Dr. Jack Pieniazek's National Provider Identifier (NPI) is 1164426870, issued by NPPES.
Does Dr. Jack Pieniazek accept Medicare assignment?
Yes. Dr. Jack Pieniazek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.