ISAIAH POLSTRA
NPI 1295524544
Case Management in Sacramento, CA

NPI Status: Active since May 03, 2025

Contact Information

1609 BOWLING GREEN DR
SACRAMENTO, CA
ZIP 95815
Phone: (916) 880-0272

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  • Individual
  • Case Management

About ISAIAH POLSTRA

This page provides the complete NPI Profile along with additional information for Isaiah Polstra, a provider established in Sacramento, California operating as a Case Management. The healthcare provider is registered in the NPI registry with number 1295524544 assigned on May 2025. The practitioner's primary taxonomy code is 251B00000X. The provider is registered as an individual and their NPI record was last updated one year ago.

NPI
1295524544
Provider Name
ISAIAH POLSTRA
Gender
Entity Type
Individual
Location Address
1609 BOWLING GREEN DR SACRAMENTO, CA 95815
Location Phone
(916) 880-0272
Mailing Address
5318 LONG CANYON DR FAIR OAKS, CA 95628
Mailing Phone
(916) 880-0272
Is Sole Proprietor?
Yes
Enumeration Date
05-03-2025
Last Update Date
05-03-2025
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Location Map

Secondary Locations

  • 5407 Martin Luther King Jr Blvd
    Sacramento, CA 95820
    (916) 880-0272

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

Case Management

Taxonomy Code
251B00000X
Type
Agencies
Taxonomy Description
An organization that is responsible for providing case management services. The agency provides services which assist an individual in gaining access to needed medical, social, educational, and/or other services. Case management services may be used to locate, coordinate, and monitor necessary appropriate services. It may be used to encourage the use of cost-effective medical care by referrals to appropriate providers and to discourage over utilization of costly services. Case management may also serve to provide necessary coordination of non-medical services such as vocational rehabilitation, education, employment, when the services provided enable the individual to function at the highest level.

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)
1101YA0400XBehavioral Health & Social Service Providers

Counselor
Addiction (Substance Use Disorder)

 

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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 1295524544, 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
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
5
Unchanged
Pos 9
4
Doubled → 8
Check
4
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 5 → 10 → 1 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 8 + 5 + 1 + 0 + 2 + 8 + 5 + 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 1295524544.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1295524544, enumerated as an "individual" on May 03, 2025.

The provider is located at 1609 BOWLING GREEN DR SACRAMENTO, CA 95815 and the phone number is (916) 880-0272.

Case Management with taxonomy code 251B00000X.