DR. CELIA ETHEL WALDMAN ED.D
NPI 1831407105
Specialist/Technologist in New York, NY

NPI Status: Active since September 20, 2010

Contact Information

201 E 79TH ST
NEW YORK, NY
ZIP 10075
Phone: (917) 379-9536

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  • Individual
  • Female
  • Specialist/Technologist

About CELIA WALDMAN

This page provides the complete NPI Profile along with additional information for Celia Waldman, a provider established in New York, New York with a medical specialization in Specialist/technologist. The healthcare provider is registered in the NPI registry with number 1831407105 assigned on September 2010. The practitioner's primary taxonomy code is 235500000X with license number 417618 (NY). The provider is registered as an individual and her NPI record was last updated 16 years ago.

NPI
1831407105
Provider Name
DR. CELIA ETHEL WALDMAN ED.D
Gender
Female
Entity Type
Individual
Location Address
201 E 79TH ST NEW YORK, NY 10075
Location Phone
(917) 379-9536
Mailing Address
201 E 79TH ST NEW YORK, NY 10075
Mailing Phone
(917) 379-9536
Is Sole Proprietor?
Yes
Enumeration Date
09-20-2010
Last Update Date
09-20-2010
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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

Specialist/Technologist

Taxonomy Code
235500000X
Type
Speech, Language and Hearing Service Providers
License No.
417618
License State
NY
Taxonomy Description
General classification identifying speech, language and hearing services individuals who are trained on a specific piece of equipment or technical procedure.

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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 1831407105, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 8 + 0 + 1 + 4 + 1 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1831407105.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Ophthalmology
201 E 79TH ST
NEW YORK, NY 10075

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831407105, enumerated as an "individual" on September 20, 2010.

The provider is located at 201 E 79TH ST NEW YORK, NY 10075 and the phone number is (917) 379-9536.

Specialist/Technologist with taxonomy code 235500000X.