Diehl, William L

Diehl, William L is an individual health care provider with primary practice located at 75 E Northfield Rd , Livingston NJ 07039-4532. He recently has 2 registered licenses in different health care specialties including Allopathic & Osteopathic Physicians / Surgical Oncology, Allopathic & Osteopathic Physicians / Surgery. Allopathic & Osteopathic Physicians / Surgical Oncology is his primary health care specialty. Diehl, William L can be contacted via phone (973) 436-1530.

Contact Information

Primary practice address
75 E Northfield Rd Livingston NJ 07039-4532
Phone: (973) 436-1530
Fax: (973) 422-0414
Website:
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Health care specialties

SpecialtyCodeLicense #State
Allopathic & Osteopathic Physicians / Surgical Oncology 2086X0206X 25MA04355800 New Jersey
Allopathic & Osteopathic Physicians / Surgery 208600000X 25MA04355800 New Jersey

Profile Details

NPI number 1629068457
LBN Legal business name Diehl, William L
Credentials Doctor of Medicine (MD)
Entity Individual
Sole proprietor 1 No
Enumeration date Oct 24th, 2005
Last updated Feb 16th, 2026 - about 8 months ago

1 A sole proprietor/sole proprietorship is an individual, and in that capacity, is qualified for a solitary NPI number. The sole proprietor have to apply for the NPI number using his or her own particular Social Security Number (SSN), instead of Employer Identification Number (EIN) regardless of whether he/she has an EIN.

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