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DR. WILLIAM S KRITZBERG M.D.
NPI 1780725010
Internal Medicine in Livingston, NJ

Active since February 09, 2007PECOS Enrolled
315 E NORTHFIELD RD, SUITE 1-D, LIVINGSTON, NJ 07039(973) 944-1144 Get Directions Write a Review

NPPES record last updated: September 19, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William S Kritzberg M.d. NPPES

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

DR. WILLIAM S KRITZBERG M.D. (NPI 1780725010) is an individual internal medicine provider in Livingston, New Jersey, licensed in New Jersey (25MA06514200) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780725010
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM S KRITZBERGCredential: M.D.
Location Address315 E NORTHFIELD RD, SUITE 1-DLivingston, NJ 07039-4896
Mailing Address100 Northfield Ave, Suite 3West Orange, NJ 07052-4702 · (973) 243-1400 · Fax (973) 243-1415
Phone(973) 944-1144
Sole ProprietorYes
Enumeration DateFebruary 9, 2007
Last NPPES UpdateSeptember 19, 2013
✔ NPI 1780725010 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 · 25MA06514200
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.
315 E NORTHFIELD RD, Livingston, NJ 07039
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Other Identifiers 1

Medicare UPING36046NJ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William S Kritzberg M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07039 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

JOSEPH M FOLLO MD
Internal Medicine
315 E NORTHFIELD RD
LIVINGSTON, NJ 07039
Essex County (973) 436-1776
DR. JEFFREY C HANDSMAN DMD
Dentist (General Practice)
315 E NORTHFIELD RD, SUITE 3D
LIVINGSTON, NJ 07039
Essex County (973) 740-2424
DR. STUART E BASKIN M.D.
Internal Medicine (Nephrology)
315 E NORTHFIELD RD, SUITE 1A
LIVINGSTON, NJ 07039
Essex County (973) 994-2121
DR. SHERRY BARRON-SEABROOK M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
315 E NORTHFIELD RD
LIVINGSTON, NJ 07039
Essex County (973) 533-1209
DR. ROBERT M BAGOFF DMD, FAGD
Dentist (General Practice)
315 E NORTHFIELD RD, SUITE 3D
LIVINGSTON, NJ 07039
Essex County (973) 535-6000
HILI ROSEN M.D.
Internal Medicine
315 E NORTHFIELD RD
LIVINGSTON, NJ 07039
Essex County (973) 436-4170
DR. MICHAEL PLOTNO DMD
Dentist (Periodontics)
315 E NORTHFIELD RD, SUITE 2D
LIVINGSTON, NJ 07039
Essex County (973) 994-6600
DR. SHARI LYNNE SUMMERS DMD
Dentist (Pediatric Dentistry)
315 E NORTHFIELD RD
LIVINGSTON, NJ 07039
Essex County (973) 992-5555

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 Kritzberg's NPI number?

The NPI number for William Kritzberg is 1780725010. It was assigned to this individual provider in the NPPES registry on February 9, 2007.

Where is William Kritzberg located?

William Kritzberg practices at 315 E Northfield Rd Suite 1-D, Livingston, NJ 07039. The listed phone number is (973) 944-1144.

What is William Kritzberg's specialty?

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

Is William Kritzberg enrolled in Medicare?

Yes. William Kritzberg is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Kritzberg was last updated on September 19, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.