DR. ALYSSA LAUREN PARZ O.D.
NPI 1548622426
Optometrist - Vision Therapy in Grand Rapids, MI

NPI Status: Active since March 22, 2016

Contact Information

3152 PEREGRINE DR NE
GRAND RAPIDS, MI
ZIP 49525
Phone: (616) 447-1444
Fax: (616) 447-1445

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  • Individual
  • Female
  • Optometrist
  • Vision Therapy

About ALYSSA PARZ

This page provides the complete NPI Profile along with additional information for Alyssa Parz, a provider established in Grand Rapids, Michigan with a medical specialization in Optometrist, focusing in vision therapy . The healthcare provider is registered in the NPI registry with number 1548622426 assigned on March 2016. The practitioner's primary taxonomy code is 152WV0400X with license number 4901004973 (MI). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1548622426
Provider Name
DR. ALYSSA LAUREN PARZ O.D.
Gender
Female
Entity Type
Individual
Location Address
3152 PEREGRINE DR NE GRAND RAPIDS, MI 49525
Location Phone
(616) 447-1444
Location Fax
(616) 447-1445
Mailing Address
3152 PEREGRINE DR NE GRAND RAPIDS, MI 49525
Mailing Phone
(616) 447-1444
Mailing Fax
(616) 447-1445
Is Sole Proprietor?
No
Enumeration Date
03-22-2016
Last Update Date
03-31-2021
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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

Optometrist Vision Therapy

Taxonomy Code
152WV0400X
Type
Eye and Vision Services Providers
License No.
4901004973
License State
MI
Taxonomy Description
Optometrists who specialize in vision therapy as a treatment process used to improve vision function. It includes a broad range of developmental and rehabilitative treatment programs individually prescribed to remediate specific sensory, motor and/or visual perceptual dysfunctions.

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)
1152W00000XEye and Vision Services Providers

Optometrist

4901004973 (MI)

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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 1548622426, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 8 + 8 + 1 + 2 + 2 + 4 + 4 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1548622426.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Dentist
3152 PEREGRINE DR NE, STE 200
GRAND RAPIDS, MI 49525
Optometrist (Vision Therapy)
3152 PEREGRINE DR NE, SUITE C205
GRAND RAPIDS, MI 49525
Surgery (Vascular Surgery)
3152 PEREGRINE DR NE, 100
GRAND RAPIDS, MI 49525
Recreation Therapist
3152 PEREGRINE DR NE
GRAND RAPIDS, MI 49525
Social Worker (Clinical)
3152 PEREGRINE DR NE
GRAND RAPIDS, MI 49525
Occupational Therapist (Pediatrics)
3152 PEREGRINE DR NE
GRAND RAPIDS, MI 49525
Occupational Therapist
3152 PEREGRINE DR NE
GRAND RAPIDS, MI 49525
Speech-Language Pathologist
3152 PEREGRINE DR NE
GRAND RAPIDS, MI 49525

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1548622426, enumerated as an "individual" on March 22, 2016.

The provider is located at 3152 PEREGRINE DR NE GRAND RAPIDS, MI 49525 and the phone number is (616) 447-1444.

Optometrist with taxonomy code 152WV0400X and a focus in Vision Therapy.