DR. HANNAH SASSON GRUSHKOWSKY NP
NPI 1598378697
Nurse Practitioner - Adult Health in Thousand Oaks, CA

NPI Status: Active since August 28, 2020

Contact Information

3180 WILLOW LN # 206
THOUSAND OAKS, CA
ZIP 91361
Phone: (601) 376-9663

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  • Individual
  • Female
  • Nurse Practitioner
  • Adult Health

About HANNAH GRUSHKOWSKY

This page provides the complete NPI Profile along with additional information for Hannah Grushkowsky, a provider established in Thousand Oaks, California with a medical specialization in Nurse Practitioner, focusing in adult health . The healthcare provider is registered in the NPI registry with number 1598378697 assigned on August 2020. The practitioner's primary taxonomy code is 363LA2200X with license number 95009744 (CA). The provider is registered as an individual and her NPI record was last updated 6 years ago.

NPI
1598378697
Provider Name
DR. HANNAH SASSON GRUSHKOWSKY NP
Gender
Female
Entity Type
Individual
Location Address
3180 WILLOW LN # 206 THOUSAND OAKS, CA 91361
Location Phone
(601) 376-9663
Mailing Address
5922 CORBIN AVE TARZANA, CA 91356
Mailing Phone
(818) 448-1840
Is Sole Proprietor?
No
Enumeration Date
08-28-2020
Last Update Date
08-28-2020
Code Navigator

A nurse practitioner (NP) like Hannah Grushkowsky is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

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

Nurse Practitioner Adult Health

Taxonomy Code
363LA2200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
95009744
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)
1363LF0000XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner
Family

95009744 (CA)
2363LG0600XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner
Gerontology

95009744 (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 1598378697, we treat the final digit (7) 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 83. The final step is to find the difference between that total and the next multiple of ten (90 - 83 = 7).

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
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
3
Doubled → 6
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
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 3 → 6 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 6 + 7 + 1 + 6 + 6 + 1 + 8 + 24 = 83

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

The next multiple of ten after 83 is 90. The difference is the calculated check digit.

90 - 83 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1598378697.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598378697, enumerated as an "individual" on August 28, 2020.

The provider is located at 3180 WILLOW LN # 206 THOUSAND OAKS, CA 91361 and the phone number is (601) 376-9663.

Nurse Practitioner with taxonomy code 363LA2200X and a focus in Adult Health.