LEIF ODD HOLGERSEN M.D.
NPI 1083661250
Surgery - Pediatric Surgery in Hartsdale, NY

NPI Status: Active since May 31, 2006

Contact Information

141 S CENTRAL AVE
HARTSDALE, NY
ZIP 10530
Phone: (914) 337-2455
Fax: (914) 380-6713

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  • Individual
  • Male
  • Surgery
  • Pediatric Surgery

About LEIF HOLGERSEN

This page provides the complete NPI Profile along with additional information for Leif Holgersen, a provider established in Hartsdale, New York with a medical specialization in Surgery, focusing in pediatric surgery . The healthcare provider is registered in the NPI registry with number 1083661250 assigned on May 2006. The practitioner's primary taxonomy code is 2086S0120X with license number 097983 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1083661250
Provider Name
LEIF ODD HOLGERSEN M.D.
Gender
Male
Entity Type
Individual
Location Address
141 S CENTRAL AVE HARTSDALE, NY 10530
Location Phone
(914) 337-2455
Location Fax
(914) 380-6713
Mailing Address
PO BOX 667 PURCHASE, NY 10577
Mailing Phone
(914) 337-2455
Mailing Fax
(914) 380-6713
Is Sole Proprietor?
Yes
Enumeration Date
05-31-2006
Last Update Date
07-08-2007
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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

Surgery Pediatric Surgery

Taxonomy Code
2086S0120X
Type
Allopathic & Osteopathic Physicians
License No.
097983
License State
NY
Taxonomy Description
A surgeon with expertise in the management of surgical conditions in premature and newborn 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.

*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
644511MEDICARE ID-TYPE UNSPECIFIED (04)NY 
00166087MEDICAID (05)NY 
A63610MEDICARE UPIN (02) 

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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 1083661250, 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 8 → 16 → 7 6 → 12 → 3 1 → 2 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 1 + 2 + 6 + 2 + 2 + 1 + 0 + 24 = 50

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

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

50 - 50 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1083661250.

Other Providers at the Same Location


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

Audiologist (Assistive Technology Practitioner)
141 S CENTRAL AVE, SUITE 101 CARE OF A SPINGARN
HARTSDALE, NY 10530
Radiology (Diagnostic Radiology)
141 S CENTRAL AVE
HARTSDALE, NY 10530
Radiology (Diagnostic Radiology)
141 S CENTRAL AVE, C/O HARTSDALE IMAGING
HARTSDALE, NY 10530
Psychiatry & Neurology (Neurology)
141 S CENTRAL AVE
HARTSDALE, NY 10530
Radiology (Diagnostic Radiology)
141 S CENTRAL AVE
HARTSDALE, NY 10530
Radiology (Diagnostic Radiology)
141 S CENTRAL AVE
HARTSDALE, NY 10530
Radiology (Diagnostic Radiology)
141 S CENTRAL AVE
HARTSDALE, NY 10530
Radiology (Diagnostic Radiology)
141 S CENTRAL AVE
HARTSDALE, NY 10530
Obstetrics & Gynecology
141 S CENTRAL AVE, SUITE 101
HARTSDALE, NY 10530
Obstetrics & Gynecology (Gynecology)
141 S CENTRAL AVE, SUITE 201
HARTSDALE, NY 10530
Specialist
141 S CENTRAL AVE, STE 207
HARTSDALE, NY 10530
Speech-Language Pathologist
141 S CENTRAL AVE, SUITE #305
HARTSDALE, NY 10530
Chiropractor
141 S CENTRAL AVE
HARTSDALE, NY 10530
Chiropractor (Neurology)
141 S CENTRAL AVE, SUITE 305
HARTSDALE, NY 10530
Clinical Medical Laboratory
141 S CENTRAL AVE
HARTSDALE, NY 10530
Speech-Language Pathologist
141 S CENTRAL AVE
HARTSDALE, NY 10530
Speech-Language Pathologist
141 S CENTRAL AVE, SUITE 300
HARTSDALE, NY 10530
Speech-Language Pathologist
141 S CENTRAL AVE, SUITE 300
HARTSDALE, NY 10530
Speech-Language Pathologist
141 S CENTRAL AVE, SUITE 300
HARTSDALE, NY 10530
Psychologist (School)
141 S CENTRAL AVE
HARTSDALE, NY 10530

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083661250, enumerated as an "individual" on May 31, 2006.

The provider is located at 141 S CENTRAL AVE HARTSDALE, NY 10530 and the phone number is (914) 337-2455.

Surgery with taxonomy code 2086S0120X and a focus in Pediatric Surgery.

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