Dr. Rudolph G. Johnstone
- Gender: Male
- Experience: 35 years
- Graduated from: Medical University Of South Carolina College Of Medicine
- Graduation year: 1986
- Sole propriator: No
- NPI: 1710977962
Dr. Rudolph G. Johnstone III MD
Allergist and Immunologist
He is located at 48 Creekview Court in Greenville, SC 29615. Can help patients with the following: Chronic Rhinitis, Contact Dermatitis, Food Allergies, Food Allergy, Lactose Intolerance, Plant Contact Allergy. His National Provider Identifier (NPI) number is 1710977962. Appointment can be made via the phone number (864) 458-7431. He is affiliated with 3 practices.
Conditions treated
Dr. Rudolph Gordon Johnstone, being an allergist and immunologist, 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. Rudolph G. Johnstone.
- Allergic Reaction
- Allergies
- Asthma
- Celiac Disease
- Chronic Rhinitis
- Contact Dermatitis
- Eosinophilic Esophagitis
- Eye Allergy
- Food Allergies
- Food Allergy
- Hay Fever
- Lactose Intolerance
- Mold Exposure
- Peanut Allergy
- Pink Eye
- Plant Contact Allergy
- Sinusitis
Procedures Performed by Dr. Rudolph G. Johnstone
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Rudolph G. Johnstone as in-network for the following 2026 plans.
Health plans
BlueCross BlueShield of South Carolina
Network data as of May 12, 2024, as reported by the insurer.
Show all 38 plans from BlueCross BlueShield of South Carolina
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Direction Bronze 1 | POS · Expanded Bronze | Preferred | Accepting new patients |
| Blue Direction Silver 1 | POS · Silver | Preferred | Accepting new patients |
| Blue Direction Silver 1 + Adult Vision | POS · Silver | Preferred | Accepting new patients |
| Blue Direction Silver 2 | POS · Silver | Preferred | Accepting new patients |
| Blue Direction Standard Expanded Bronze | POS · Expanded Bronze | Preferred | Accepting new patients |
| Blue Direction Standard Gold | POS · Gold | Preferred | Accepting new patients |
| Blue Direction Standard Silver | POS · Silver | Preferred | Accepting new patients |
| Blue Reedy Bronze 1 | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Blue Reedy Bronze 2 | HMO · Bronze | Preferred | Accepting new patients |
| Blue Reedy Gold 1 | HMO · Gold | Preferred | Accepting new patients |
| Blue Reedy Silver 1 | HMO · Silver | Preferred | Accepting new patients |
| Blue Reedy Silver 2 | HMO · Silver | Preferred | Accepting new patients |
| Blue Reedy Silver 2 + Adult Vision | HMO · Silver | Preferred | Accepting new patients |
| Blue Reedy Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Blue Reedy Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Blue Reedy Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Blue VirtuConnect Bronze 1 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Blue VirtuConnect Gold 1 | EPO · Gold | Preferred | Accepting new patients |
| Blue VirtuConnect Silver 1 | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Bronze 4 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueEssentials Bronze 6 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueEssentials Gold 1 | EPO · Gold | Preferred | Accepting new patients |
| BlueEssentials Gold 5 | EPO · Gold | Preferred | Accepting new patients |
| BlueEssentials Silver 14 | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Silver 14 + Adult Vision | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Silver 40 | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueEssentials Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| BlueEssentials Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| BlueExtend PPO HD Bronze 1 | PPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueExtend PPO HD Bronze 2 | PPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueExtend PPO HD Gold 1 | PPO · Gold | Preferred | Accepting new patients |
| BlueExtend PPO HD Gold 2 | PPO · Gold | Preferred | Accepting new patients |
| BlueExtend PPO HD Silver 1 | PPO · Silver | Preferred | Accepting new patients |
| BlueExtend PPO HD Silver 2 | PPO · Silver | Preferred | Accepting new patients |
| BlueExtend PPO Standard Expanded Bronze | PPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueExtend PPO Standard Gold | PPO · Gold | Preferred | Accepting new patients |
| BlueExtend PPO Standard Silver | PPO · Silver | Preferred | Accepting new patients |
InStil Health
Network data as of Sep 8, 2025, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| InHealth Basic 1 | HMO · Silver | Preferred | Accepting new patients |
| InHealth Basic 1 + Adult Vision | HMO · Silver | Preferred | Accepting new patients |
| InHealth Basic 2 | HMO · Silver | Preferred | Accepting new patients |
| InHealth Basic Plus Standard | HMO · Gold | Preferred | Accepting new patients |
| InHealth Basic Standard | HMO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 16, 2026, as reported by the insurer.
Show all 17 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus $0 Indiv Med Ded | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Copay Focus+ $0 Indiv Med Ded (Dental + Vision) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential- | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard Plus Chiro | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ (Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard Plus Chiro | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ (Dental + Vision) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus $0 Indiv Med Ded | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard Plus Chiro | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard- | 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. Rudolph G. Johnstone 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. Rudolph G. Johnstone is enrolled to bill Medicare as a Practitioner - Allergy/immunology .
Bills through: Allergy Partners Pllc
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| GlaxoSmithKline | $1303 |
| Genentech | $750 |
| AstraZeneca | $707 |
Other
| Food and Beverage | $5622 |
| Other | $500 |
| Consulting | $375 |
Studies
MEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE
Graduated in 1986Affiliated practices
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Questions & Answers
What conditions does Dr. Rudolph Gordon Johnstone treat?
Dr. Rudolph Gordon Johnstone provides treatment for Chronic Rhinitis, Contact Dermatitis, Food Allergies, Food Allergy, Lactose Intolerance, Plant Contact Allergy. For the full list see this list.
Where can you meet with Dr. Rudolph Gordon Johnstone?
Dr. Rudolph Gordon Johnstone's office is located at 48 Creekview Court in Greenville, SC 29615.
Does Dr. Rudolph Gordon Johnstone accept patients with InStil Health?
Yes, Dr. Rudolph Gordon Johnstone is listed in-network for InStil Health through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Does Dr. Rudolph Gordon Johnstone have affiliation with practices?
Dr. Rudolph Gordon Johnstone is affiliated with Allergy Partners of the Foothills. For the full list of practices see this list.