DR. PAMELA LUDMER M.D.
NPI 1669690061
Pediatrics - Adolescent Medicine in Purchase, NY

NPI Status: Active since April 23, 2007

Contact Information

2900 PURCHASE ST
STUDENT HEALTH CENTER
PURCHASE, NY
ZIP 10577
Phone: (914) 323-5245
Fax: (914) 323-5257

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  • Individual
  • Female
  • Pediatrics
  • Adolescent Medicine

About PAMELA LUDMER

This page provides the complete NPI Profile along with additional information for Pamela Ludmer, a pediatrician established in Purchase, New York with a medical specialization in Pediatrics, focusing in adolescent medicine . The healthcare provider is registered in the NPI registry with number 1669690061 assigned on April 2007. The practitioner's primary taxonomy code is 2080A0000X with license number 210653 (NY). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1669690061
Provider Name
DR. PAMELA LUDMER M.D.
Gender
Female
Entity Type
Individual
Location Address
2900 PURCHASE ST STUDENT HEALTH CENTER PURCHASE, NY 10577
Location Phone
(914) 323-5245
Location Fax
(914) 323-5257
Mailing Address
149 KELBOURNE AVE SLEEPY HOLLOW, NY 10591
Mailing Phone
(914) 332-1961
Is Sole Proprietor?
Yes
Enumeration Date
04-23-2007
Last Update Date
09-11-2025
Code Navigator

A pediatrician like Pamela Ludmer is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, etc.

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

Pediatrics Adolescent Medicine

Taxonomy Code
2080A0000X
Type
Allopathic & Osteopathic Physicians
License No.
210653
License State
NY
Taxonomy Description
A pediatrician who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207RA0000XAllopathic & Osteopathic Physicians

Internal Medicine
Adolescent Medicine

210653 (NY)

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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 1669690061, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 2 + 9 + 0 + 0 + 1 + 2 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1669690061.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Psychologist
2900 PURCHASE ST
PURCHASE, NY 10577
Psychologist
2900 PURCHASE ST
PURCHASE, NY 10577
Specialist/Technologist (Athletic Trainer)
2900 PURCHASE ST
PURCHASE, NY 10577

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669690061, enumerated as an "individual" on April 23, 2007.

The provider is located at 2900 PURCHASE ST STUDENT HEALTH CENTER PURCHASE, NY 10577 and the phone number is (914) 323-5245.

Pediatrics with taxonomy code 2080A0000X and a focus in Adolescent Medicine.