Doctor profile · Federal record
Dr. Matthew Diamond, MD
Medical Oncology Physician (CMS: Internal Medicine) · Internal Medicine Physician · Newark, DE
- NPI 1770044778
- Accepts Medicare
- 7 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4755 Ogletown Stanton Road, Suite 5A43
Newark, DE 197182200
(302) 623-0188
fax (302) 733-5640 - Additional location
-
1600 St Lukes Blvd
Easton, PA 180455671
(484) 658-5758 - Mailing address
-
1600 St Lukes Blvd
Easton, PA 180455671
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- January 21, 2026
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State licenses (2)
- Pennsylvania #MD491702 · Delaware #C1-0025066
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770044778. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$22
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 1 | $21.83 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Matthew Diamond's medical specialty?
Dr. Matthew Diamond practices Medical Oncology Physician in Newark, DE.
Where does Dr. Matthew Diamond practice?
Dr. Matthew Diamond practices at 4755 Ogletown Stanton Road, Newark, DE 197182200. Office phone: 3026230188.
What is Dr. Matthew Diamond's NPI?
Dr. Matthew Diamond's National Provider Identifier (NPI) is 1770044778, issued by NPPES.
Does Dr. Matthew Diamond accept Medicare assignment?
Yes. Dr. Matthew Diamond accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.