Dr. William Carter
- Gender: Male
- Experience: 16 years
- Graduated from: Tufts University School Of Medicine
- Graduation year: 2005
- Sole propriator: No
- NPI: 1083795116
Dr. William Carter III M.D.
Emergency Physician
He is located at 333 Borthwick Avenue in Portsmouth, NH 03801. Can help patients with the following: Brain Hemorrhage, Febrile Seizure, Frostbite, Influenza, Migraine, Prescription Refill. His National Provider Identifier (NPI) number is 1083795116. Appointment can be made via the phone number (603) 436-5110. He is affiliated with 2 practices and 1 hospitals.
Conditions treated
Dr. William Carter, being an emergency 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. William Carter.
- Acute Pain
- Altitude Sickness
- Angina
- Brain Aneurysm
- Brain Hemorrhage
- Broken Bone
- Bruises
- Choking
- Common Cold
- Coronavirus
- Costochondritis
- Febrile Seizure
- Fever
- Frostbite
- General Care
- Headache
- Hematoma
- Influenza
- Insect Stings
- Laceration
- Migraine
- Nausea and Vomiting
- Phlebitis and Thrombophlebitis
- Prescription Refill
- Whiplash
Procedures Performed by Dr. William Carter
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William Carter as in-network for the following 2026 plans.
Health plans
Anthem Blue Cross and Blue Sheld
Network data as of Sep 10, 2026, as reported by the insurer.
Show all 26 plans from Anthem Blue Cross and Blue Sheld
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Preferred Blue PPO 6000/20%/8000 w/HSA | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred Blue PPO 7000/50%/8000 w/HSA | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred Blue PPO 7500/30%/10000 Value | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred Blue PPO 8500/50%/9200 | PPO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 1000/20%/7500 | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/0%/6500 RxD | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/10%/4600 w/HSA | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/10%/7500 | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 2000/20%/4600 w/HSA | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 3000/0%/7500 RxD | PPO · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred Blue PPO 500/30%/9000 | PPO · Gold | Participating | Accepting new patients |
| Anthem Platinum Preferred Blue PPO 250/10%/3500 | PPO · Platinum | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 2500/30%/10000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 3000/30%/9000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 3500/20%/10000 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 3500/20%/7250 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/0%/9000 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/0%/9000 RxD | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/10%/7250 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/20%/8500 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4000/30%/9000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 4500/20%/7250 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 5000/0%/8000 w/HSA | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 5000/0%/9000 | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 5000/30%/9000 Value | PPO · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred Blue PPO 6500/0%/9000 RxD | PPO · Silver | Participating | Accepting new patients |
Anthem Blue Cross and Blue Shield
Network data as of Sep 10, 2026, as reported by the insurer.
Show all 64 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Access Blue New England HMO 8500/50%/9200 | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X Enhanced 6000/35% HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X Enhanced 7000/0% ($0 Virtual PCP + $0 Select Drugs) | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X Enhanced 7500/50% ($0 Virtual PCP + $0 Select Drugs) Standard | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 6000/20%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 7000/50%/8000 w/HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 7500/30%/10000 Value | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway X HMO 8500/50%/9200 | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Catastrophic Pathway X Enhanced | HMO · Catastrophic | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 1000/20%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/10%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Access Blue New England HMO 500/30%/9000 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X Enhanced 1200/20% ($0 Virtual PCP + $0 Select Drugs) | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X Enhanced 2000/25% ($0 Virtual PCP + $0 Select Drug) Standard | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X Enhanced 700/40% ($0 Virtual PCP + $0 Select Drugs) | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 1000/20%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/0%/6500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/10%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/10%/7500 | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 2000/20%/4600 w/HSA | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 3000/0%/7500 RxD | HMO · Gold | Participating | Accepting new patients |
| Anthem Gold Pathway X HMO 500/30%/9000 | HMO · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Pathway X Enhanced 6000/40% ($0 Virtual PCP + $0 Select Drugs) | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Heart Healthy Silver Pathway X Enhanced 4000/0% ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Platinum Access Blue New England HMO 250/10%/3500 | HMO · Platinum | Participating | Accepting new patients |
| Anthem Platinum Pathway X HMO 250/10%/3500 | HMO · Platinum | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 2500/30%/10000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 3000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 3500/20%/10000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 3500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/10%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/20%/8500 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 4500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 5000/0%/8000 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 5000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 5000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Access Blue New England HMO 6500/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X Enhanced 4500/20% HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X Enhanced 5500/20% ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X Enhanced 6000/40% ($0 Virtual PCP + $0 Select Drugs) Standard | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 2500/30%/10000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 3000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 3500/20%/10000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 3500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/10%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/20%/8500 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 4500/20%/7250 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 5000/0%/8000 w/HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 5000/0%/9000 | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 5000/30%/9000 Value | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway X HMO 6500/0%/9000 RxD | HMO · Silver | Participating | Accepting new patients |
WellSense Health Plan
Network data as of Sep 1, 2026, as reported by the insurer.
Show all 14 plans from WellSense Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| WellSense Clarity NH Bronze 6500 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 6500 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 7500 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 7500 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 7600 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| WellSense Clarity NH Bronze 7600 HSA + $0 Rx List + 24/7 Nurse Advice | HMO · Expanded Bronze | Preferred | Accepting new patients |
| WellSense Clarity NH Gold 2000 + $0 Rx List + 24/7 Nurse Advice | HMO · Gold | Non Preferred | Accepting new patients |
| WellSense Clarity NH Gold 2000 + $0 Rx List + 24/7 Nurse Advice | HMO · Gold | Preferred | Accepting new patients |
| WellSense Clarity NH Silver 0 Deductible + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Non Preferred | Accepting new patients |
| WellSense Clarity NH Silver 0 Deductible + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Preferred | Accepting new patients |
| WellSense Clarity NH Silver 3400 + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Non Preferred | Accepting new patients |
| WellSense Clarity NH Silver 3400 + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Preferred | Accepting new patients |
| WellSense Clarity NH Silver 6000 + $0 Rx List + 24/7 Nurse Advice | HMO · Silver | Non Preferred | Accepting new patients |
| WellSense Clarity NH Silver 6000 + $0 Rx List + 24/7 Nurse Advice | 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. William Carter 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. William Carter is enrolled to bill Medicare as a Practitioner - Emergency Medicine .
Bills through: Core Physicians 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
| Edwards Lifesciences | $71 |
Other
| Food and Beverage | $72 |
Studies
TUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated in 2005
Looking for more Emergency Physicians?
Out of the 10 emergency physicians in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: 73 Corporate Drive Portsmouth, 3801, NH
- Gender: Male
- Address: 333 Borthwick Avenue Portsmouth, 3801, NH
- Gender: Male
- Address: 333 Borthwick Avenue Portsmouth, 3801, NH
- Gender: Male
- Address: Emergency Department 333 Borthwick Avenue Portsmouth, 3801, NH
- Gender: Male
- Address: Suite 100 333 Borthwick Avenue Portsmouth, 3801, NH
- Gender: Male
- Address: 73 Corporate Drive Portsmouth, 3801, NH
- Gender: Male
- Address: 333 Borthwick Avenue Portsmouth, 3801, NH
- Gender: Male
- Address: 333 Borthwick Avenue Portsmouth, 3801, NH
- Gender: Female
- Address: 114 Corporate Drive Portsmouth, 3801, NH
Questions & Answers
Where can you meet with Dr. William Carter?
Dr. William Carter's office is located at 333 Borthwick Avenue in Portsmouth, NH 03801.
Does Dr. William Carter accept patients with Anthem Blue Cross and Blue Sheld?
Yes, Dr. William Carter is listed in-network for Anthem Blue Cross and Blue Sheld through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. William Carter treat?
Dr. William Carter provides treatment for Brain Hemorrhage, Febrile Seizure, Frostbite, Influenza, Migraine, Prescription Refill. For the full list see this list.
Does Dr. William Carter have affiliation with practices?
Dr. William Carter is affiliated with Clearchoicemd. For the full list of practices see this list.
Has Dr. William Carter affiliation with hospitals?
Dr. William Carter is affiliated with PORTSMOUTH REGIONAL HOSPITAL.