Dr. Thomas A. Neef
- Gender: Male
- Experience: 46 years
- Graduated from: Georgetown University School Of Medicine
- Graduation year: 1975
- Sole propriator: Yes
- NPI: 1568550309
Dr. Thomas A. Neef M.D.
Internist
He is located at 1301 Milltown Road Suite 1 in Wilmington, DE 19808. Can help patients with the following: Anemia, Atherosclerosis, Cholecystitis, Cystitis, Gastroesophageal Reflux Disease (GERD), Hyperlipidemia. His National Provider Identifier (NPI) number is 1568550309. Appointment can be made via the phone number (302) 994-8474. He is affiliated with 2 hospitals.
Conditions treated
Dr. Thomas A. Neef, 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. Thomas A. Neef.
- 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. Thomas A. Neef
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Thomas A. Neef as in-network for the following 2026 plans.
Health plans
Highmark Blue Cross Blue Shield Delaware
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 15 plans from Highmark Blue Cross Blue Shield Delaware
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| my Blue Access Major Events Select PPO Catastrophic 10600 - 3 Free PCP Visits | PPO · Catastrophic | In Network | Accepting new patients |
| my Blue Access Select PPO Bronze 3800 | PPO · Expanded Bronze | In Network | Accepting new patients |
| my Blue Access Select PPO Bronze 3800 + Adult Dental and Vision | PPO · Expanded Bronze | In Network | Accepting new patients |
| my Blue Access Select PPO Bronze 9200 | PPO · Expanded Bronze | In Network | Accepting new patients |
| my Blue Access Select PPO Gold 0 | PPO · Gold | In Network | Accepting new patients |
| my Blue Access Select PPO Gold 0 + Adult Dental and Vision | PPO · Gold | In Network | Accepting new patients |
| my Blue Access Select PPO Gold 1700 HSA | PPO · Gold | In Network | Accepting new patients |
| my Blue Access Select PPO Premier Gold 0 + Adult Dental and Vision | PPO · Gold | In Network | Accepting new patients |
| my Blue Access Select PPO Premier Platinum 0 + Adult Dental and Vision | PPO · Platinum | In Network | Accepting new patients |
| my Blue Access Select PPO Premier Silver 0 + Adult Dental and Vision | PPO · Silver | In Network | Accepting new patients |
| my Blue Access Select PPO Standard Bronze 7500 | PPO · Expanded Bronze | In Network | Accepting new patients |
| my Blue Access Select PPO Standard Gold 2000 | PPO · Gold | In Network | Accepting new patients |
| my Blue Access Select PPO Standard Gold 2000 + Adult Dental and Vision | PPO · Gold | In Network | Accepting new patients |
| my Blue Access Select PPO Standard Platinum 0 | PPO · Platinum | In Network | Accepting new patients |
| my Blue Access Select PPO Standard Silver 6000 | PPO · Silver | In Network | 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. Thomas A. Neef 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. Thomas A. Neef is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Medicare practice location(s) (city/state/zip only, as reported to Medicare):
- WILMINGTON, DE, 19808-3005
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
| Allergan | $28 |
Other
| Food and Beverage | $28 |
Studies
GEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1975
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Questions & Answers
Does Dr. Thomas A. Neef accept patients with Highmark Blue Cross Blue Shield Delaware?
Yes, Dr. Thomas A. Neef is listed in-network for Highmark Blue Cross Blue Shield Delaware through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. Thomas A. Neef affiliation with hospitals?
Dr. Thomas A. Neef is affiliated with CHRISTIANA HOSPITAL. For the full list of hospitals see this list.
Where can you meet with Dr. Thomas A. Neef?
Dr. Thomas A. Neef's office is located at 1301 Milltown Road Suite 1 in Wilmington, DE 19808.
What conditions does Dr. Thomas A. Neef treat?
Dr. Thomas A. Neef provides treatment for Anemia, Atherosclerosis, Cholecystitis, Cystitis, Gastroesophageal Reflux Disease (GERD), Hyperlipidemia. For the full list see this list.