oklahoma
Specialties
Emergency Physician
Dr. Jay Lance Gregston
Dr. Jay L. Gregston

Dr. Jay L. Gregston

  • Gender: Male
  • Experience: 25 years
  • Graduated from: University Of Oklahoma College Of Medicine
  • Graduation year: 1996
  • Sole propriator: No
  • NPI: 1871581512

Dr. Jay L. Gregston M.D.

Emergency Physician

He is located at 2004 North Highway 81 in Duncan, OK 73533. Can help patients with the following: Acute Pain, Arthritis, Brain Hemorrhage, Breastfeeding and Lactation, Coronavirus, Heart Disease. His National Provider Identifier (NPI) number is 1871581512. Appointment can be made via the phone number (580) 252-1911. He is affiliated with 1 practices.

Conditions treated

Dr. Jay Lance Gregston, being an emergency 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. Jay L. Gregston.

  • Abdominal Pain
  • Acute Pain
  • Aging In Place
  • Altitude Sickness
  • Angina
  • Anxiety
  • Arthritis
  • Asthma
  • Autism
  • Birth Control Counseling
  • Brain Aneurysm
  • Brain Hemorrhage
  • Breastfeeding and Lactation
  • Broken Bone
  • Bruises
  • Choking
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Coronavirus
  • Costochondritis
  • Diabetes
  • Febrile Seizure
  • Fever
  • Frostbite
  • General Care
  • Headache
  • Heart Disease
  • Hematoma
  • High Blood Pressure
  • Hyperlipidemia
  • Hypothyroidism
  • Infant Care
  • Influenza
  • Insect Stings
  • Laceration
  • Migraine
  • Mold Exposure
  • Nausea and Vomiting
  • Obesity
  • Osteoarthritis (OA)
  • Osteoporosis
  • Phlebitis and Thrombophlebitis
  • Pregnancy
  • Prenatal Care
  • Prescription Refill
  • Thyroid Disease
  • Whiplash
  • Women's Health

Procedures Performed by Dr. Jay L. Gregston

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Jay L. Gregston as in-network for the following 2026 plans.

Health plans

Blue Cross and Blue Shield of Oklahoma

Network data as of Jun 7, 2026, as reported by the insurer.

Show all 13 plans from Blue Cross and Blue Shield of Oklahoma
Blue Cross and Blue Shield of Oklahoma plans
Plan Plan type Network tier New patients
Blue Advantage Bronze PPO℠ 202 (5 plan variants) PPO · Bronze Blue Advantage PPO Accepting new patients
Blue Advantage Bronze PPO℠ 203 (5 plan variants) PPO · Expanded Bronze Blue Advantage PPO Accepting new patients
Blue Advantage Bronze PPO℠ Standard (5 plan variants) PPO · Expanded Bronze Blue Advantage PPO Accepting new patients
Blue Advantage Gold PPO℠ 309 (5 plan variants) PPO · Gold Blue Advantage PPO Accepting new patients
Blue Advantage Gold PPO℠ 604 (5 plan variants) PPO · Gold Blue Advantage PPO Accepting new patients
Blue Advantage Gold PPO℠ Standard (5 plan variants) PPO · Gold Blue Advantage PPO Accepting new patients
Blue Advantage Silver PPO℠ 204 (5 plan variants) PPO · Silver Blue Advantage PPO Accepting new patients
Blue Advantage Silver PPO℠ 501 (5 plan variants) PPO · Silver Blue Advantage PPO Accepting new patients
Blue Advantage Silver PPO℠ Standard (5 plan variants) PPO · Silver Blue Advantage PPO Accepting new patients
Blue Preferred Bronze PPO℠ Standard (5 plan variants) PPO · Expanded Bronze Blue Preferred PPO Accepting new patients
Blue Preferred Gold PPO℠ Standard (5 plan variants) PPO · Gold Blue Preferred PPO Accepting new patients
Blue Preferred Security PPO℠ 200 (5 plan variants) PPO · Catastrophic Blue Preferred PPO Accepting new patients
Blue Preferred Silver PPO℠ Standard (5 plan variants) PPO · Silver Blue Preferred PPO Accepting new patients

Medica

Network data as of Jul 2, 2026, as reported by the insurer.

Show all 18 plans from Medica
Medica plans
Plan Plan type Network tier New patients
Harmony by Medica Bronze $0 Copay PCP Visits PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Bronze $0 Copay PCP Visits + Adult Eye Exam PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Bronze Premier PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Bronze Premier + Adult Eye Exam PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Expanded Bronze Standard PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Expanded Bronze Standard + Adult Eye Exam PPO · Expanded Bronze Preferred Accepting new patients
Harmony by Medica Gold $0 Copay PCP Visits PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold $0 Copay PCP Visits + Adult Eye Exam PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Share PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Share + Adult Eye Exam PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Standard PPO · Gold Preferred Accepting new patients
Harmony by Medica Gold Standard + Adult Eye Exam PPO · Gold Preferred Accepting new patients
Harmony by Medica Silver $0 Copay PCP Visits PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver $0 Copay PCP Visits + Adult Eye Exam PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Share PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Share + Adult Eye Exam PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Standard PPO · Silver Preferred Accepting new patients
Harmony by Medica Silver Standard + Adult Eye Exam PPO · Silver Preferred Accepting new patients

Mending Health

Network data as of Sep 10, 2026, as reported by the insurer.

Show all 6 plans from Mending Health
Mending Health plans
Plan Plan type Network tier New patients
MENDING Direct Primary Care Bronze 4950 ($0 DPC + $0 PCP + $0 Mental Health) HMO · Expanded Bronze Preferred Accepting new patients
MENDING Direct Primary Care Gold $0 Ded ($0 DPC $0 PCP + $0 Mental Health) HMO · Gold Preferred Accepting new patients
MENDING Direct Primary Care Silver 2300 ($0 DPC + $0 PCP + $0 Mental Health) HMO · Silver Preferred Accepting new patients
MENDING Standard Bronze (No Direct Primary Care, for DPC select DPC Bronze) HMO · Expanded Bronze Preferred Accepting new patients
MENDING Standard Gold (No Direct Primary Care, for DPC select DPC Gold) HMO · Gold Preferred Accepting new patients
MENDING Standard Silver (No Direct Primary Care, for DPC select DPC Silver) 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. Jay L. Gregston is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Jay L. Gregston is enrolled to bill Medicare as a Practitioner - Emergency Medicine .

Bills through: Urgent Med Llc

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.

Studies

UNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE

Graduated in 1996

Additional Specialities

  • Family Physician

Affiliated practices

Christy Dewitt PA
3570 North Highway 81
Duncan, 73533 OK
(580) 252-1911

Looking for more Emergency Physicians?

Here are emergency physicians in Oklahoma you may want to explore.

Dr. John P. Perry
  • Gender: Male
  • Address: 1200 West Cherokee Street Wagoner, 74467, OK
Dr. Joe D. Huddleston
  • Gender: Male
  • Address: 1120 South Utica Avenue Tulsa, 74104, OK
Dr. Charles Edward Stewart
  • Gender: Male
  • Address: 10909 South Quebec Place Tulsa, 74137, OK
Dr. Kristopher K. Hart
  • Gender: Male
  • Address: 1102 West Macarthur Street Shawnee, 74804, OK
Dr. Mark E. Blubaugh
  • Gender: Male
  • Address: 1200 North Muskogee Place Claremore, 74017, OK
Dr. Mary Kathleen Moore
  • Gender: Female
  • Address: 100 South Bliss Avenue Tahlequah, 74464, OK
Dr. Diana Dee Mills-Maloney
  • Gender: Female
  • Address: 10312 Creek Meadow Drive Oklahoma City, 73151, OK
Dr. Sabha Momin
  • Gender: Female
  • Address: 1145 South Utica Avenue Tulsa, 74104, OK
Dr. Karen A. Siren
  • Gender: Female
  • Address: 1 East Clark Bass Boulevard McAlester, 74501, OK
Dr. William J. Guthrie
  • Gender: Male
  • Address: 1200 West Cherokee Street Wagoner, 74467, OK

Questions & Answers

What conditions does Dr. Jay Lance Gregston treat?

Dr. Jay Lance Gregston provides treatment for Acute Pain, Arthritis, Brain Hemorrhage, Breastfeeding and Lactation, Coronavirus, Heart Disease. For the full list see this list.

Does Dr. Jay Lance Gregston have affiliation with practices?

Dr. Jay Lance Gregston is affiliated with Christy Dewitt PA.

Does Dr. Jay Lance Gregston accept patients with Blue Cross and Blue Shield of Oklahoma?

Yes, Dr. Jay Lance Gregston is listed in-network for Blue Cross and Blue Shield of Oklahoma through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Where can you meet with Dr. Jay Lance Gregston?

Dr. Jay Lance Gregston's office is located at 2004 North Highway 81 in Duncan, OK 73533.