Dr. Gregory J. Groshan
- Gender: Male
- Experience: 37 years
- Graduated from: Washington University School Of Medicine
- Graduation year: 1984
- Sole propriator: No
- NPI: 1184760480
Dr. Gregory J. Groshan DMD
Oral and Maxillofacial Surgeon
He is located at 3007 Hartley Road in Jacksonville, FL 32257. Can help patients with the following: Cracked Tooth, Dental Fillings and Repairs, Dentures, General Oral Health, Root Canals, Teeth Sensitivity. His National Provider Identifier (NPI) number is 1184760480. Appointment can be made via the phone number (904) 737-3617. He is affiliated with 1 practices.
Conditions treated
Dr. Gregory Joseph Groshan, being an oral and maxillofacial surgeon, 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 J. Groshan.
- Bad Breath
- Bleeding Gums
- Cavities
- Cosmetic Dentistry
- Cracked Tooth
- Dental Bridges
- Dental Crowns and Caps
- Dental Emergency
- Dental Exam and Cleaning
- Dental Fillings and Repairs
- Dental Implants
- Dental Malocclusion
- Dentin Hypersensitivity
- Dentures
- General Oral Health
- Gum Disease / Gingivitis
- Invisalign
- Laser
- Oral Cancer Examination
- Oral Pain
- Pericoronitis
- Root Canal
- Root Canals
- Sinus Tract
- Teeth Grinding
- Teeth Sensitivity
- Teeth Straightening
- Teeth Whitening
- Temporomandibular Joint Syndrome (TMJ)
- Tongue Problems
- Tooth Extraction
- Traumatic Dental Injury
- Veneers
- Wisdom Teeth Removal
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Gregory J. Groshan as in-network for the following 2026 plans.
Dental plans
Humana
Network data as of Sep 13, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Humana Dental Smart Choice - High | PPO · High | Preferred | Not accepting new patients |
| Humana Dental Smart Choice - Lite | PPO · Low | Preferred | Not accepting new patients |
| Humana Dental Smart Choice - Low | PPO · Low | Preferred | Not 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 J. Groshan 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 Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.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 J. Groshan is enrolled to bill Medicare as a Practitioner - Oral Surgery (also registered under: Practitioner - Maxillofacial Surgery) .
Bills through: North Florida Oral & Facial Surgery, P.a.
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
| Nobel Biocare | $368 |
| KLS Martin | $88 |
| Keystone | $42 |
Other
| Food and Beverage | $373 |
| Promotional Speaking or Service | $150 |
| Other | $27 |
Studies
WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1984Additional Specialities
- Dentist
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Questions & Answers
Where can you meet with Dr. Gregory Joseph Groshan?
Dr. Gregory Joseph Groshan's office is located at 3007 Hartley Road in Jacksonville, FL 32257.
What conditions does Dr. Gregory Joseph Groshan treat?
Dr. Gregory Joseph Groshan provides treatment for Cracked Tooth, Dental Fillings and Repairs, Dentures, General Oral Health, Root Canals, Teeth Sensitivity. For the full list see this list.
Does Dr. Gregory Joseph Groshan have affiliation with practices?
Dr. Gregory Joseph Groshan is affiliated with North Florida Oral & Facial Surgery PA.
Does Dr. Gregory Joseph Groshan accept insurance?
Dr. Gregory Joseph Groshan is listed in-network for 3 ACA Marketplace (Obamacare/HealthCare.gov) plans from Humana. See the Marketplace plans section for details.