Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Gerard Joseph Pregenzer, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1588671648

Dr. Gerard Joseph Pregenzer, MD is an Obstetrics/Gynecology in Warren, New Jersey. Graduated from Rutgers New Jersey Medical School in 1983, 43 years ago. Accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
43
Trained at
Rutgers New Jersey Medical School
Licensed in
NJ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

65 Mountain Blvd Ext Ste 201
Warren, NJ 07059-2633
Phone: (732) 469-9400
Fax: (732) 469-8192
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 25MA0521600 (NJ)

Record details

NPI number1588671648
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 2, 2006
Last updated in NPPESMay 13, 2026
Certification dateMay 13, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolRUTGERS NEW JERSEY MEDICAL SCHOOL
Graduated 1983 (43 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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