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WILLIAM FREDERICK OSER JR. M.D.
NPI 1548481690
Internal Medicine in Edison, NJ

Active since May 02, 2007
65 JAMES STREET, EDISON, NJ 08818(732) 321-7502 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About William Frederick Oser Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM FREDERICK OSER JR. M.D. (NPI 1548481690) is an individual internal medicine provider in Edison, New Jersey, licensed in New Jersey (25MA05065400) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1548481690
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWILLIAM FREDERICK OSER JR.Credential: M.D.
Location Address65 JAMES STREETEdison, NJ 08818
Mailing Address5 Morningside RoadVerona, NJ 07044 · (973) 239-1208
Phone(732) 321-7502
Sole ProprietorYes
Enumeration DateMay 2, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1548481690 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NJ · 25MA05065400
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
65 JAMES STREET, Edison, NJ 08818
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Other Identifiers 3

Medicaid6626203NJ
Medicare UPING09501NJ
Medicare ID-Type UnspecifiedOS786119NJ

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KAREN JOSEPHS LCSW
Social Worker (Clinical)
65 JAMES STREET, CENTER FOR BEHAVIORAL HEALTH
EDISON, NJ 08818
Middlesex County (732) 321-7189
JACQUELINE CRISTINI PA-C
Physician Assistant
65 JAMES STREET
EDISON, NJ 08818
Middlesex County (732) 321-7010
MARIANNE BOYLSTON RN, MSN, APN-C
Nurse Practitioner (Acute Care)
65 JAMES STREET, JFK JOHNSON REHABILITATION INSTITUTE
EDISON, NJ 08818
Middlesex County (908) 578-7994
MISS JULIA CLAIRE PEARSE MD
Student in an Organized Health Care Education/Training Program
65 JAMES STREET, JFK MEDICAL CENTER, FAMILY MEDICINE CENTER
EDISON, NJ 08818
Middlesex County (732) 321-7494
MR. RAYMOND J CUBINO MASTER OF ARTS
Counselor (Addiction (Substance Use Disorder))
65 JAMES STREET
EDISON, NJ 08818
Middlesex County (732) 321-7189
DR. AASHISH RAMAN PATEL D.O.
Psychiatry & Neurology (Neurology)
65 JAMES STREET
EDISON, NJ 08818
Middlesex County (732) 321-7010

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Oser's NPI number?

The NPI number for William Oser is 1548481690. It was assigned to this individual provider in the NPPES registry on May 2, 2007.

Where is William Oser located?

William Oser practices at 65 James Street, Edison, NJ 08818. The listed phone number is (732) 321-7502.

What is William Oser's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for William Oser was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.