Dr. John R. Diaz
- Gender: Male
- Experience: 47 years
- Graduation year: 1974
- Sole propriator: No
- NPI: 1588616072
Dr. John R. Diaz MD
Family Physician
He is located at 5470 Bryson Court in Naples, FL 34109. Can help patients with the following: Abdominal Pain, Arthritis, High Blood Pressure, Influenza, Nausea and Vomiting, Prescription Refill. His National Provider Identifier (NPI) number is 1588616072. Appointment can be made via the phone number (239) 631-9832. He is affiliated with 3 practices.
Conditions treated
Dr. John R. Diaz, being an family 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. John R. Diaz.
- Abdominal Pain
- Aging In Place
- Anxiety
- Arthritis
- Asthma
- Autism
- Birth Control Counseling
- Breastfeeding and Lactation
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Diabetes
- Fever
- General Care
- Headache
- Heart Disease
- High Blood Pressure
- Hyperlipidemia
- Hypothyroidism
- Infant Care
- Influenza
- Migraine
- Mold Exposure
- Nausea and Vomiting
- Obesity
- Osteoarthritis (OA)
- Osteoporosis
- Pregnancy
- Prenatal Care
- Prescription Refill
- Thyroid Disease
- Women's Health
Procedures Performed by Dr. John R. Diaz
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John R. Diaz as in-network for the following 2026 plans.
Health plans
Cigna Healthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 26 plans from Cigna Healthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Connect Bronze Mid-South 0 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze Mid-South 5500 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze Mid-South CMS Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze Orlando 3000 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze Orlando 6000 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze Orlando CMS Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze South FL 3800 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze South FL 7000 Indiv Med Deductible | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze South FL CMS Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Gold Mid-South 2250 Indiv Med Deductible | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold Mid-South 850 Indiv Med Deductible | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold Mid-South CMS Standard | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold Orlando 1500 Indiv Med Deductible | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold Orlando CMS Standard | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold South FL 1500 Indiv Med Deductible | EPO · Gold | Preferred | Accepting new patients |
| Connect Gold South FL CMS Standard | EPO · Gold | Preferred | Accepting new patients |
| Connect myDiabetesCare Bronze Mid-South | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Silver Mid-South 3800 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver Mid-South 4500 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver Mid-South CMS Standard | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver Orlando 3500 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver Orlando 5000 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver Orlando CMS Standard | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver South FL 2850 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver South FL 4500 Indiv Med Deductible | EPO · Silver | Preferred | Accepting new patients |
| Connect Silver South FL CMS Standard | EPO · Silver | Preferred | Accepting new patients |
Cigna HealthCare of Florida, Inc.
Network data as of Sep 15, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Partnered Care Classic Silver | HMO · Silver | Preferred | Accepting new patients |
| Partnered Care Gold CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Partnered Care Premier Gold | HMO · Gold | Preferred | Accepting new patients |
| Partnered Care Premier Silver | HMO · Silver | Preferred | Accepting new patients |
| Partnered Care Silver 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. John R. Diaz 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 R. Diaz is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Millennium Physician Group 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.
Payments received
Drug payment
| Regeneron | $1402 |
| Novo Nordisk | $1359 |
| Amgen | $1031 |
Other
| Food and Beverage | $12601 |
| Other | $8 |
Studies
Graduated in 1974Affiliated practices
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Questions & Answers
What conditions does Dr. John R. Diaz treat?
Dr. John R. Diaz provides treatment for Abdominal Pain, Arthritis, High Blood Pressure, Influenza, Nausea and Vomiting, Prescription Refill. For the full list see this list.
Does Dr. John R. Diaz have affiliation with practices?
Dr. John R. Diaz is affiliated with Wellness Dimensions LLC. For the full list of practices see this list.
Does Dr. John R. Diaz accept patients with Cigna Healthcare?
Yes, Dr. John R. Diaz is listed in-network for Cigna Healthcare through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. John R. Diaz?
Dr. John R. Diaz's office is located at 5470 Bryson Court in Naples, FL 34109.