Dr. Jack Pieniazek
- Gender: Male
- Experience: 26 years
- Graduated from: University Of North Texas Hsc, College Of Osteopathic Med
- Graduation year: 1995
- Sole propriator: No
- NPI: 1164426870
Dr. Jack Pieniazek DO
Family Physician
He is located at 690 South Loop 336 West Ste 222 in Conroe, TX 77304. Can help patients with the following: Aging In Place, General Care, Heart Disease, Infant Care, Osteoporosis, Women's Health. His National Provider Identifier (NPI) number is 1164426870. Appointment can be made via the phone number (936) 756-6661. He is affiliated with 2 practices.
Conditions treated
Dr. Jack Pieniazek, being an family physician, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Jack Pieniazek.
- Abdominal Pain
- Aging In Place
- Anxiety
- Arthritis
- Asthma
- Autism
- Birth Control Counseling
- Breastfeeding and Lactation
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Diabetes
- Fever
- General Care
- Headache
- Heart Disease
- High Blood Pressure
- Hyperlipidemia
- Hypothyroidism
- Infant Care
- Influenza
- Migraine
- Mold Exposure
- Nausea and Vomiting
- Obesity
- Osteoarthritis (OA)
- Osteoporosis
- Pregnancy
- Prenatal Care
- Prescription Refill
- Thyroid Disease
- Women's Health
Procedures Performed by Dr. Jack Pieniazek
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Jack Pieniazek as in-network for the following 2026 plans.
Health plans
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 6 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Kelsey-Seybold Bronze Copay Focus $0 Indiv Med Ded | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Kelsey-Seybold Bronze Copay Focus+ $0 Indiv Med Ded (Dental + Vision) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Kelsey-Seybold Gold Copay Focus $0 Indiv Med Ded ($8 Tier 2 Rx) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Kelsey-Seybold Gold Copay Focus+ $0 Indiv Med Ded ($8 Tier 2 Rx, Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Kelsey-Seybold Silver Copay Focus $0 Indiv Med Ded | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Kelsey-Seybold Silver Copay Focus+ $0 Indiv Med Ded (Dental + Vision) | HMO · Silver | Non Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Jack Pieniazek is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Jack Pieniazek is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Kelsey-seybold Medical Group, Pllc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $2287 |
| Janssen | $2074 |
| GlaxoSmithKline | $1008 |
Other
| Food and Beverage | $12068 |
Studies
UNIVERSITY OF NORTH TEXAS HSC, COLLEGE OF OSTEOPATHIC MED
Graduated in 1995
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Questions & Answers
Where can you meet with Dr. Jack Pieniazek?
Dr. Jack Pieniazek's office is located at 690 South Loop 336 West Ste 222 in Conroe, TX 77304.
Does Dr. Jack Pieniazek accept patients with UnitedHealthcare?
Yes, Dr. Jack Pieniazek is listed in-network for UnitedHealthcare through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Does Dr. Jack Pieniazek have affiliation with practices?
Dr. Jack Pieniazek is affiliated with Kelsey Seybold Clinic. For the full list of practices see this list.
What conditions does Dr. Jack Pieniazek treat?
Dr. Jack Pieniazek provides treatment for Aging In Place, General Care, Heart Disease, Infant Care, Osteoporosis, Women's Health. For the full list see this list.