DR. LEONARD KRISTAL M.D.
NPI 1871533810
Dermatology - Pediatric Dermatology in East Setauket, NY

NPI Status: Active since June 07, 2006

Contact Information

181 N BELLE MEAD RD
EAST SETAUKET, NY
ZIP 11733
Phone: (631) 444-4200

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  • Individual
  • Male
  • Dermatology
  • Pediatric Dermatology

About LEONARD KRISTAL

This page provides the complete NPI Profile along with additional information for Leonard Kristal, a provider established in East Setauket, New York with a medical specialization in Dermatology, focusing in pediatric dermatology . The healthcare provider is registered in the NPI registry with number 1871533810 assigned on June 2006. The practitioner's primary taxonomy code is 207NP0225X with license number 183687 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1871533810
Provider Name
DR. LEONARD KRISTAL M.D.
Gender
Male
Entity Type
Individual
Location Address
181 N BELLE MEAD RD EAST SETAUKET, NY 11733
Location Phone
(631) 444-4200
Mailing Address
PO BOX 1559 STONY BROOK, NY 11790
Mailing Phone
(631) 444-4200
Is Sole Proprietor?
Yes
Enumeration Date
06-07-2006
Last Update Date
07-08-2007
Code Navigator

A dermatologist like Leonard Kristal is a medical specialty involving the management of skin conditions and diseases. Dermatologists diagnose some sexually transmitted diseases, warts, cancer, acne, dermatitis and may offer cosmetic treatments, and therapies that reduce age spots and wrinkles.

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

Dermatology Pediatric Dermatology

Taxonomy Code
207NP0225X
Type
Allopathic & Osteopathic Physicians
License No.
183687
License State
NY
Taxonomy Description
A pediatric dermatologist has, through additional special training, developed expertise in the treatment of specific skin disease categories with emphasis on those diseases which predominate in infants, children and adolescents.

Insurance Plans Accepted

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

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

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

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
70F191MEDICARE ID-TYPE UNSPECIFIED (04)NY 
70F19OTHER (01)NYEMPIRE BC/BS
01211072MEDICAID (05)NY 
E62578MEDICARE UPIN (02)NY 
4564409OTHER (01)NYAETNA

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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 1871533810, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
8
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
8
Unchanged
Pos 9
1
Doubled → 2
Check
0
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 7 → 14 → 5 5 → 10 → 1 3 → 6 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 4 + 1 + 1 + 0 + 3 + 6 + 8 + 2 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1871533810.

Other Providers at the Same Location


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

Dermatology
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Physician Assistant
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Orthopaedic Surgery
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Dietitian, Registered
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Dietitian, Registered
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Social Worker (Clinical)
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
181 N BELLE MEAD RD, SPINE & SCOLIOSIS CENTER
EAST SETAUKET, NY 11733
Nurse Practitioner (Family)
181 N BELLE MEAD RD, SUITE 2
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD, FAMILY MEDICINE SUITE 2
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Family Medicine
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Dermatology
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Dietitian, Registered
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Dietitian, Registered
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733
Nurse Practitioner (Adult Health)
181 N BELLE MEAD RD
EAST SETAUKET, NY 11733

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871533810, enumerated as an "individual" on June 07, 2006.

The provider is located at 181 N BELLE MEAD RD EAST SETAUKET, NY 11733 and the phone number is (631) 444-4200.

Dermatology with taxonomy code 207NP0225X and a focus in Pediatric Dermatology.

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