MS. MICHAELA VAN ANTWERP MS, OTR/L
NPI 1194249094
Occupational Therapist - Neurorehabilitation in Waltham, MA

NPI Status: Active since August 01, 2017

Contact Information

179 BEAR HILL RD STE 105
WALTHAM, MA
ZIP 02451
Phone: (781) 895-9500
Fax: (781) 895-4800

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Occupational Therapist
Neurorehabilitation

About MICHAELA VAN ANTWERP

This page provides the complete NPI Profile along with additional information for Michaela Van Antwerp, a provider established in Waltham, Massachusetts with a medical specialization in Occupational Therapist, focusing in neurorehabilitation . The healthcare provider is registered in the NPI registry with number 1194249094 assigned on August 2017. The practitioner's primary taxonomy code is 225XN1300X with license number 12384 (MA). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI: 1194249094
Provider Name: MS. MICHAELA VAN ANTWERP MS, OTR/L
Gender: Female
Entity Type: Individual
Location Address: 179 BEAR HILL RD STE 105 WALTHAM, MA 02451
Location Phone: (781) 895-9500
Location Fax: (781) 895-4800
Mailing Address: 179 BEAR HILL RD STE 105 WALTHAM, MA 02451
Mailing Phone: (781) 895-9500
Mailing Fax: (781) 895-4800
Is Sole Proprietor?: No
Enumeration Date: 08-01-2017
Last Update Date: 07-21-2022
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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: Occupational Therapist Neurorehabilitation
Taxonomy Code: 225XN1300X
Type: Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.: 12384
License State: MA

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 1194249094, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

Check

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 9 → 18 → 9 2 → 4 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 4 + 4 + 1 + 8 + 0 + 1 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1194249094.