DR. LAURENCE CLIFFORD LEFF D.M.D.
NPI 1750645057
Dentist - Endodontics in Montclair, NJ

NPI Status: Active since July 02, 2012

Contact Information

460 BLOOMFIELD AVE
SUITE 311
MONTCLAIR, NJ
ZIP 07042
Phone: (973) 783-3535
Fax: (973) 783-4707

Get Directions Write a Review

  • Individual
  • Male
  • Dentist
  • Endodontics
  • Accepts Insurance

About LAURENCE LEFF

This page provides the complete NPI Profile along with additional information for Laurence Leff, a provider established in Montclair, New Jersey with a medical specialization in Dentist, focusing in endodontics . The healthcare provider is registered in the NPI registry with number 1750645057 assigned on July 2012. The practitioner's primary taxonomy code is 1223E0200X with license number 15317 (NJ). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1750645057
Provider Name
DR. LAURENCE CLIFFORD LEFF D.M.D.
Gender
Male
Entity Type
Individual
Location Address
460 BLOOMFIELD AVE SUITE 311 MONTCLAIR, NJ 07042
Location Phone
(973) 783-3535
Location Fax
(973) 783-4707
Mailing Address
460 BLOOMFIELD AVE SUITE 311 MONTCLAIR, NJ 07042
Mailing Phone
(973) 783-3535
Mailing Fax
(973) 783-4707
Is Sole Proprietor?
Yes
Enumeration Date
07-02-2012
Last Update Date
07-02-2012
Code Navigator

A dentist like Laurence Leff is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

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

Dentist Endodontics

Taxonomy Code
1223E0200X
Type
Dental Providers
License No.
15317
License State
NJ
Taxonomy Description
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • HRI Essential Plus Plan - HMO
  • HRI Essential Plus Plan - PPO
  • HRI Preventive Family Plan - HMO
  • HRI Preventive Family Plan - PPO
  • HRI Total Care Plan - HMO
  • HRI Total Care Plan - PPO
  • Humana Dental Smart Choice - PPO
  • Humana Dental Smart Choice - Basic - PPO
  • Humana Dental Smart Choice - High - PPO
  • Humana Dental Smart Choice - Lite - PPO
  • Humana Dental Smart Choice - Low - PPO
  • Paramount Dental Essential Plus Plan - EPO
  • Paramount Dental Preventive Family Plan - EPO
  • Paramount Dental Total Care Plan - EPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Reviews for DR. LAURENCE CLIFFORD LEFF D.M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI 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 1750645057, we treat the final digit (7) 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 43. The final step is to find the difference between that total and the next multiple of ten (50 - 43 = 7).

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
7
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
7
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 5 → 10 → 1 6 → 12 → 3 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 0 + 0 + 1 + 2 + 4 + 1 + 0 + 0 + 1 + 0 + 24 = 43

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

The next multiple of ten after 43 is 50. The difference is the calculated check digit.

50 - 43 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1750645057.

Other Providers at the Same Location


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

Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042
Psychologist (Clinical)
460 BLOOMFIELD AVE, SUITE 307
MONTCLAIR, NJ 07042
Dentist
460 BLOOMFIELD AVE, SUITE 311
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 305
MONTCLAIR, NJ 07042
Psychologist
460 BLOOMFIELD AVE
MONTCLAIR, NJ 07042
Psychologist
460 BLOOMFIELD AVE
MONTCLAIR, NJ 07042
Dietitian, Registered
460 BLOOMFIELD AVE
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 211
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 307
MONTCLAIR, NJ 07042
Psychologist
460 BLOOMFIELD AVE, 3RD FLOOR SUITE 305
MONTCLAIR, NJ 07042
Social Worker
460 BLOOMFIELD AVE, SUITE 304
MONTCLAIR, NJ 07042
Marriage & Family Therapist
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 307
MONTCLAIR, NJ 07042
Psychiatry & Neurology (Child & Adolescent Psychiatry)
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042
Psychiatry & Neurology (Child & Adolescent Psychiatry)
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042
Specialist
460 BLOOMFIELD AVE, SUITE 400
MONTCLAIR, NJ 07042
Psychologist (Clinical)
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042
Social Worker (Clinical)
460 BLOOMFIELD AVE, SUITE 209
MONTCLAIR, NJ 07042

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1750645057, enumerated as an "individual" on July 02, 2012.

The provider is located at 460 BLOOMFIELD AVE SUITE 311 MONTCLAIR, NJ 07042 and the phone number is (973) 783-3535.

Dentist with taxonomy code 1223E0200X and a focus in Endodontics.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Montana, Blue Cross. Please consult your insurance carrier or call the provider to verify.