Dr. William L Diehl, MD
Dr. William L Diehl, MD is a General Surgery in Livingston, New Jersey. Qualified in 1981, 45 years ago. Practices with Summit Medical Group PA, a 1,205-clinician group and accepts Medicare assignment. Licensed in New Jersey.
- Years since qualifying
- 45
- Licensed in
- NJ
- In the registry since
- 2005
- Specialties on file
- 2
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
75 E Northfield RdLivingston, NJ 07039-4532
Phone: (973) 436-1530
Fax: (973) 422-0414
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Surgical Oncology Physician (primary) | Taxonomy 2086X0206X · Licence 25MA04355800 (NJ) |
|---|---|
| Surgery Physician | Taxonomy 208600000X · Licence 25MA04355800 (NJ) |
Record details
| NPI number | 1629068457 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | October 24, 2005 |
| Last updated in NPPES | February 16, 2026 |
| Certification date | February 16, 2026 |
| Mailing address | 261 James St, Suite 2g, Morristown, NJ 07960-6392 |
Medicare enrollment
| Medicare specialty | GENERAL SURGERY |
|---|---|
| Also practises | SURGICAL ONCOLOGY |
| Medical school | OTHER |
| Graduated | 1981 (45 years in practice) |
| Group practice | Summit Medical Group Pa — 1205 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
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