Dr. Matthew J. Masewic
- Gender: Male
- Sole propriator: No
- NPI: 1144248352
Dr. Matthew J. Masewic M.D.
Family Physician
He is located at 36 Clinton Street in Concord, NH 03301. Can help patients with the following: Asthma, Diabetes, Fever, Headache, High Blood Pressure, Hyperlipidemia. His National Provider Identifier (NPI) number is 1144248352. Appointment can be made via the phone number (603) 271-5482.
Conditions treated
Dr. Matthew James Masewic, 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. Matthew J. Masewic.
- 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
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Matthew J. Masewic as in-network for the following 2026 plans.
Health plans
Ambetter from NH Healthy Families
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 18 plans from Ambetter from NH Healthy Families
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Clear Silver | EPO · Silver | Preferred | Accepting new patients |
| Clear Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Complete Gold | EPO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Complete Silver | EPO · Silver | Preferred | Accepting new patients |
| Complete Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Elite Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · 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. Matthew J. Masewic 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. Matthew J. Masewic is enrolled to bill Medicare as a Practitioner - Family Practice .
Medicare practice location(s) (city/state/zip only, as reported to Medicare):
- PELHAM, NH, 03076-3751
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.
Sanctions
| Date | Description | Board |
|---|---|---|
| 04/28/2016 | Order of Emergency Conditional License Suspension and Notice of Hearing regarding Matthew J. Masewic, M.D. ; Order of Emergency Conditional License Suspension and Notice of Hearing regarding Matthew J. Masewic, M.D. | Board of Medicine |
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Questions & Answers
Where can you meet with Dr. Matthew James Masewic?
Dr. Matthew James Masewic's office is located at 36 Clinton Street in Concord, NH 03301.
What conditions does Dr. Matthew James Masewic treat?
Dr. Matthew James Masewic provides treatment for Asthma, Diabetes, Fever, Headache, High Blood Pressure, Hyperlipidemia. For the full list see this list.
Does Dr. Matthew James Masewic accept insurance?
Dr. Matthew James Masewic is listed in-network for 18 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter from NH Healthy Families. See the Marketplace plans section for details.