Dr. John S. Nirmalnath
- Gender: Male
- Experience: 42 years
- Graduation year: 1979
- Sole propriator: No
- NPI: 1225210651
Dr. John S. Nirmalnath M.D.
Internist
He is located at 2981 West 4th Street in Ontario, OH 44906. Can help patients with the following: Abdominal Pain, Anemia, Heart Disease, Migraine, Obesity, Peptic Ulcer. His National Provider Identifier (NPI) number is 1225210651. Appointment can be made via the phone number (419) 462-4561. He also has a website where you can get more information. The website can be found at https://avitahealth.org/providers/john-nirmalnath. He is affiliated with 3 hospitals.
Conditions treated
Dr. John Nirmalnath, being an internist, 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 S. Nirmalnath.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. John S. Nirmalnath
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John S. Nirmalnath as in-network for the following 2026 plans.
Health plans
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 ($0 Virtual Urgent Care, No Referrals) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, Dental + Vision, No Referrals) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential ($0 Virtual Urgent Care, No Referrals) | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard (No Referrals) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard+ (Dental + Vision, No Referrals) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage ($0 Virtual Urgent Care, $5 Tier 2 Rx, No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ ($0 Virtual Urgent Care, $5 Tier 2 Rx, Dental + Vision, No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $3 Tier 2 Rx, No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, $3 Tier 2 Rx, Dental + Vision, No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard (No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard+ (Dental + Vision, No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage ($0 Virtual Urgent Care, $8 Tier 2 Rx, No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision, No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, Dental + Vision, No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard (No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard+ (Dental + Vision, No Referrals) | 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. John S. Nirmalnath 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 S. Nirmalnath is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: North Central Ohio Family Care Center Inc
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
| Novo Nordisk | $826 |
| Sanofi | $641 |
| Pfizer | $520 |
Other
| Food and Beverage | $3917 |
Studies
Graduated in 1979Other ways to reach out
- Website: https://avitahealth.org/providers/john-nirmalnath
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- Address: 2558 West 4th Street Ontario, 44906, OH
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Questions & Answers
What conditions does Dr. John Nirmalnath treat?
Dr. John Nirmalnath provides treatment for Abdominal Pain, Anemia, Heart Disease, Migraine, Obesity, Peptic Ulcer. For the full list see this list.
Has Dr. John Nirmalnath affiliation with hospitals?
Dr. John Nirmalnath is affiliated with OHIOHEALTH MANSFIELD HOSPITAL. For the full list of hospitals see this list.
Where can you meet with Dr. John Nirmalnath?
Dr. John Nirmalnath's office is located at 2981 West 4th Street in Ontario, OH 44906.
Does Dr. John Nirmalnath accept patients with UnitedHealthcare?
Yes, Dr. John Nirmalnath is listed in-network for UnitedHealthcare through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.