Dr. John C. Greif DDS, MSD
Periodontist
He is located at 1212 Professional Boulevard in Evansville, IN 47714. Can help patients with the following: Cosmetic Dentistry, Dental Bridges, Dental Exam and Cleaning, Gum Disease / Gingivitis, Laser, Toothache. His National Provider Identifier (NPI) number is 1194749309. Appointment can be made via the phone number (812) 477-6112. He is affiliated with 1 practices.
Conditions treated
Dr. John C. Greif, being an periodontist, 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. John C. Greif.
- Bleeding Gums
- 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
- Gum Disease / Gingivitis
- Gum Surgery
- Invisalign
- Laser
- Oral Cancer Examination
- Peri-implantitis
- Pericoronitis
- Root Canal
- Teeth Grinding
- Teeth Whitening
- Tooth Extraction
- Toothache
- Veneers
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John C. Greif as in-network for the following 2026 plans.
Dental plans
Delta Dental of Indiana
Network data as of Sep 12, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Delta Dental Individual Pediatric-Only PPO, EHB Certified | PPO · High | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Individual Pediatric-Only PPO, EHB Certified | PPO · Low | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Individual PPO Bronze Plan, EHB Certified | PPO · Low | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Individual PPO Gold Plan, EHB Certified | PPO · High | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Individual PPO Silver Plan, EHB Certified | PPO · High | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
HRI Dental & Vision
Network data as of Sep 16, 2025, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HRI Essential Plus Plan | HMO · Low | Participating | Accepting new patients |
| HRI Preventive Family Plan | HMO · Low | Participating | Accepting new patients |
| HRI Total Care Plan | HMO · Low | Participating | Accepting new patients |
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 - 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. John C. Greif 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. John C. Greif is enrolled to bill Medicare as a Order And Referring Only - Oral Surgery (also registered under: Practitioner - Oral Surgery) .
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 | $185 |
| Dentsply | $35 |
| Henry Schein | $24 |
Other
| Food and Beverage | $232 |
| Other | $25 |
Additional Specialities
- Dentist
Looking for more Periodontists?
Here are periodontists in Indiana you may want to explore.
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- Address: 2114 Scott Street Lafayette, 47904, IN
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- Address: Suite J 120 West Mckenzie Road Greenfield, 46140, IN
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- Address: 7537 West 38th Street Indianapolis, 46254, IN
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- Address: 508 Indiana Avenue Indianapolis, 46202, IN
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- Address: Suite A2 8937 Southpointe Drive Indianapolis, 46227, IN
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- Address: Suite 2 5162 East Stop 11 Road Indianapolis, 46237, IN
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- Address: 7131 Mohawk Lane Indianapolis, 46260, IN
- Gender: Male
- Address: 4886 Rosebud Lane Newburgh, 47630, IN
Questions & Answers
Does Dr. John C. Greif have affiliation with practices?
Dr. John C. Greif is affiliated with Dermatology Associates of Indy.
What conditions does Dr. John C. Greif treat?
Dr. John C. Greif provides treatment for Cosmetic Dentistry, Dental Bridges, Dental Exam and Cleaning, Gum Disease / Gingivitis, Laser, Toothache. For the full list see this list.
Does Dr. John C. Greif accept insurance?
Dr. John C. Greif is listed in-network for 10 ACA Marketplace (Obamacare/HealthCare.gov) plans from Delta Dental of Indiana, HRI Dental & Vision, Humana. See the Marketplace plans section for details.
Where can you meet with Dr. John C. Greif?
Dr. John C. Greif's office is located at 1212 Professional Boulevard in Evansville, IN 47714.