Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

LETTY LUTZKER M.D.
NPI 1922043306
Radiology - Diagnostic Radiology in Livingston, NJ

Active since June 18, 2006
94 OLD SHORT HILLS RD, DEPARTMENT OF RADIOLOGY, LIVINGSTON, NJ 07039(973) 322-5800 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Radiology
  • Diagnostic Radiology

About LETTY LUTZKER

This page provides the complete NPI Profile along with additional information for Letty Lutzker, a provider established in Livingston, New Jersey with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1922043306 assigned on June 2006. The practitioner's primary taxonomy code is 2085R0202X with license number MA51387 (NJ). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1922043306
Provider Name
LETTY LUTZKER M.D.
Gender
Female
Entity Type
Individual
Location Address
94 OLD SHORT HILLS RD DEPARTMENT OF RADIOLOGY LIVINGSTON, NJ 07039
Location Phone
(973) 322-5800
Mailing Address
PO BOX 1733 FREDERICK, MD 21702
Mailing Phone
(301) 663-4357
Is Sole Proprietor?
No
Enumeration Date
06-18-2006
Last Update Date
07-13-2026
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
MA51387
License State
NJ
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

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NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1922043306, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
3
Doubled → 6
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 0 → 0 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 4 + 2 + 0 + 4 + 6 + 3 + 0 + 24 = 54

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1922043306.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Anesthesiology
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Physician Assistant
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Surgery (Surgical Critical Care)
94 OLD SHORT HILLS RD, CARDIAC SURGICAL SERVICE
LIVINGSTON, NJ 07039
Internal Medicine (Critical Care Medicine)
94 OLD SHORT HILLS RD, SUITE E1-01
LIVINGSTON, NJ 07039
Surgery (Surgical Critical Care)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Surgery (Surgical Critical Care)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Pediatrics (Pediatric Critical Care Medicine)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine (Medical Oncology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Pediatrics (Pediatric Critical Care Medicine)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Pediatrics (Pediatric Nephrology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Pediatrics (Pediatric Hematology-Oncology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Transplant Surgery
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Obstetrics & Gynecology
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Surgery (Surgical Oncology)
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039
Internal Medicine
94 OLD SHORT HILLS RD
LIVINGSTON, NJ 07039

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922043306, enumerated as an "individual" on June 18, 2006.

The provider is located at 94 OLD SHORT HILLS RD DEPARTMENT OF RADIOLOGY LIVINGSTON, NJ 07039 and the phone number is (973) 322-5800.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.