HAROLD D GREENFIELD, DMD, PA
NPI 1750485223
Dentist - General Practice in Lawrenceville, NJ

NPI Status: Active since September 12, 2006

Contact Information

3100 PRINCETON PIKE
BLDG 3
LAWRENCEVILLE, NJ
ZIP 08648
Phone: (609) 896-1313
Fax: (609) 482-4133

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  • Organization
  • Dentist
  • General Practice

About HAROLD D GREENFIELD, DMD, PA

This page provides the complete NPI Profile along with additional information for Harold D Greenfield, Dmd, Pa, a provider established in Lawrenceville, New Jersey operating as a Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1750485223 assigned on September 2006. The practitioner's primary taxonomy code is 1223G0001X with license number DI0012110 (NJ). The provider is registered as an organization and their NPI record was last updated 6 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Harold D Greenfield Dmd (Dentist/president)

NPI
1750485223
Provider Name
HAROLD D GREENFIELD, DMD, PA
Entity Type
Organization
Location Address
3100 PRINCETON PIKE BLDG 3 LAWRENCEVILLE, NJ 08648
Location Phone
(609) 896-1313
Location Fax
(609) 482-4133
Mailing Address
3100 PRINCETON PIKE BLDG 3 LAWRENCEVILLE, NJ 08648
Mailing Phone
(609) 896-1313
Mailing Fax
(609) 482-4133
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-12-2006
Last Update Date
08-22-2020
Code Navigator

A dentist like Harold D Greenfield, Dmd, Pa 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 General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
DI0012110
License State
NJ
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. HAROLD D GREENFIELD DMD

Authorized Official Title
DENTIST/PRESIDENT
Authorized Official Phone
(609) 896-1313

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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 1750485223, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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

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 + 8 + 8 + 1 + 0 + 2 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1750485223.

Other Providers at the Same Location


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

Internal Medicine
3100 PRINCETON PIKE
LAWRENCEVILLE, NJ 08648
Internal Medicine
3100 PRINCETON PIKE
LAWRENCEVILLE, NJ 08648
Internal Medicine
3100 PRINCETON PIKE
LAWRENCEVILLE, NJ 08648
Internal Medicine
3100 PRINCETON PIKE, BUILDING 4, SUITE I
LAWRENCEVILLE, NJ 08648
Internal Medicine
3100 PRINCETON PIKE, BUILDING 4 SUITE K
LAWRENCEVILLE, NJ 08648
Social Worker (Clinical)
3100 PRINCETON PIKE, BLDG 4 STE C
LAWRENCEVILLE, NJ 08648
Ophthalmology
3100 PRINCETON PIKE, BUILDING 1
LAWRENCEVILLE, NJ 08648
Orthopaedic Surgery
3100 PRINCETON PIKE, BUILDING 1
LAWRENCEVILLE, NJ 08648
Dentist (General Practice)
3100 PRINCETON PIKE, BLDG 2
LAWRENCEVILLE, NJ 08648
Neurological Surgery
3100 PRINCETON PIKE, BLDG ONE SUITE A
LAWRENCEVILLE, NJ 08648
Internal Medicine (Rheumatology)
3100 PRINCETON PIKE, BLDG. 3 SUITE D
LAWRENCEVILLE, NJ 08648
Social Worker (Clinical)
3100 PRINCETON PIKE, SUITE 4C
LAWRENCEVILLE, NJ 08648
Dentist (General Practice)
3100 PRINCETON PIKE, BLDG 2
LAWRENCEVILLE, NJ 08648
Dentist (General Practice)
3100 PRINCETON PIKE, BLDG 2
LAWRENCEVILLE, NJ 08648
Dentist (Oral and Maxillofacial Surgery)
3100 PRINCETON PIKE, BLDG. 4 - SUITE F
LAWRENCEVILLE, NJ 08648
Psychologist (Clinical)
3100 PRINCETON PIKE, BUILDING 3B
LAWRENCEVILLE, NJ 08648
Internal Medicine
3100 PRINCETON PIKE, BLDG 4, SUITE I
LAWRENCEVILLE, NJ 08648
Dentist
3100 PRINCETON PIKE, BUILDING 3
LAWRENCEVILLE, NJ 08648
Psychologist (Clinical)
3100 PRINCETON PIKE, BUILDING 3, SUITE 1C
LAWRENCEVILLE, NJ 08648
Neurological Surgery
3100 PRINCETON PIKE, BLDG ONE SUITE A
LAWRENCEVILLE, NJ 08648

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1750485223, enumerated as an "organization" on September 12, 2006.

The provider is located at 3100 PRINCETON PIKE BLDG 3 LAWRENCEVILLE, NJ 08648 and the phone number is (609) 896-1313.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.