Dr. Gregory K. Penniston
- Gender: Male
- Experience: 41 years
- Sole propriator: No
- NPI: 1356453047
Dr. Gregory K. Penniston D.C.
Chiropractor
He is located at 6563 East 22nd Street in Tucson, AZ 85710. Can help patients with the following: Arthritis, Back Pain, Headache, Low Back Pain, Migraine, Neck Pain. His National Provider Identifier (NPI) number is 1356453047. Appointment can be made via the phone number (520) 745-8101. He is affiliated with 1 practices.
Conditions treated
Dr. Gregory K. Penniston, being an chiropractor, 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. Gregory K. Penniston.
- Arthritis
- Back Pain
- Car Accident Injuries
- Carpal Tunnel Syndrome
- Fibromyalgia
- Headache
- Herniated Disc
- Low Back Pain
- Migraine
- Muscle Pain
- Neck Pain
- Scoliosis
- Whiplash
Procedures Performed by Dr. Gregory K. Penniston
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Gregory K. Penniston as in-network for the following 2026 plans.
Health plans
Ambetter from Arizona Complete Health
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Ambetter from Arizona Complete Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Not accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Not accepting new patients |
| Complete Silver | HMO · Silver | Preferred | Not accepting new patients |
| Complete Silver + Vision + Adult Dental | HMO · Silver | Preferred | Not accepting new patients |
| Elite Gold | HMO · Gold | Preferred | Not accepting new patients |
| Elite Gold + Vision + Adult Dental | HMO · Gold | Preferred | Not accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Not accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Not accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Not accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Not accepting new patients |
Cigna HealthCare of Arizona, Inc
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Cigna HealthCare of Arizona, Inc
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Connect Bronze 7400 Indiv Med Deductible | HMO · Bronze | Preferred | Accepting new patients |
| Connect Bronze 9500 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze CMS Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze SoAZ 4000 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze SoAZ 6300 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze SoAZ CMS Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Gold 2500 Indiv Med Deductible | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold SoAZ 2500 Indiv Med Deductible | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold SoAZ CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Connect Silver 4000 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver 6100 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver CMS Standard | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver SoAZ 4000 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver SoAZ 6200 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver SoAZ CMS Standard | HMO · Silver | 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. Gregory K. Penniston 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. Gregory K. Penniston is enrolled to bill Medicare as a Practitioner - Chiropractic .
Bills through: Lifeline Chiropractic Pc
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.
Looking for more Chiropractors?
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- Address: 8290 East Broadway Boulevard Tucson, 85710, AZ
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- Address: 7743 East Broadway Boulevard Tucson, 85710, AZ
- Gender: Male
- Address: 6504 East Carondelet Drive Tucson, 85710, AZ
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- Address: Suite 121A 150 South Camino Seco Tucson, 85710, AZ
- Gender: Female
- Address: 7350 East 22nd Street Tucson, 85710, AZ
- Gender: Male
- Address: 6655 East 22nd Street Tucson, 85710, AZ
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- Address: 225 East Valencia Road Suite 130 Tucson, 85706, AZ
Questions & Answers
Where can you meet with Dr. Gregory K. Penniston?
Dr. Gregory K. Penniston's office is located at 6563 East 22nd Street in Tucson, AZ 85710.
What conditions does Dr. Gregory K. Penniston treat?
Dr. Gregory K. Penniston provides treatment for Arthritis, Back Pain, Headache, Low Back Pain, Migraine, Neck Pain. For the full list see this list.
Does Dr. Gregory K. Penniston have affiliation with practices?
Dr. Gregory K. Penniston is affiliated with Lifeline Chiropractic.
Does Dr. Gregory K. Penniston accept patients with Cigna HealthCare of Arizona, Inc?
Yes, Dr. Gregory K. Penniston is listed in-network for Cigna HealthCare of Arizona, Inc through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.