JOAN E LERNER O.T.R. - L.
NPI 1679606123
Occupational Therapist - Neurorehabilitation in Santa Cruz, CA

NPI Status: Active since March 13, 2007

Contact Information

608 BUTTON ST
SANTA CRUZ, CA
ZIP 95060
Phone: (831) 429-6348
Fax: (831) 429-6348

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  • Individual
  • Female
  • Occupational Therapist
  • Neurorehabilitation

About JOAN LERNER

This page provides the complete NPI Profile along with additional information for Joan Lerner, a provider established in Santa Cruz, California with a medical specialization in Occupational Therapist, focusing in neurorehabilitation . The healthcare provider is registered in the NPI registry with number 1679606123 assigned on March 2007. The practitioner's primary taxonomy code is 225XN1300X with license number OT3411 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1679606123
Provider Name
JOAN E LERNER O.T.R. - L.
Other Name
JOAN ELIZABETH LERNER-DURHAM O.T.R. - L.
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
608 BUTTON ST SANTA CRUZ, CA 95060
Location Phone
(831) 429-6348
Location Fax
(831) 429-6348
Mailing Address
608 BUTTON ST SANTA CRUZ, CA 95060
Mailing Phone
(831) 429-6348
Mailing Fax
(831) 429-6348
Is Sole Proprietor?
Yes
Enumeration Date
03-13-2007
Last Update Date
09-11-2025
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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.
OT3411
License State
CA

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)
1225XP0200XRespiratory, Developmental, Rehabilitative and Restorative Service Providers

Occupational Therapist
Pediatrics

OT 3411 (CA)

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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 1679606123, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
Check
3
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 6 → 12 → 3 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 2 + 0 + 1 + 2 + 1 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1679606123.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679606123, enumerated as an "individual" on March 13, 2007.

The provider is located at 608 BUTTON ST SANTA CRUZ, CA 95060 and the phone number is (831) 429-6348.

Occupational Therapist with taxonomy code 225XN1300X and a focus in Neurorehabilitation.