MRS. ASTRID JOHANSON BLOCK RN, CNS
NPI 1528267465
Clinical Nurse Specialist - Gerontology in Palo Alto, CA

NPI Status: Active since July 12, 2007

Contact Information

300 PASTEUR DR
PALO ALTO, CA
ZIP 94304
Phone: (510) 409-1503

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  • Individual
  • Female
  • Clinical Nurse Specialist
  • Gerontology

About ASTRID BLOCK

This page provides the complete NPI Profile along with additional information for Astrid Block, a provider established in Palo Alto, California with a medical specialization in Clinical Nurse Specialist, focusing in gerontology . The healthcare provider is registered in the NPI registry with number 1528267465 assigned on July 2007. The practitioner's primary taxonomy code is 364SG0600X with license number 2256 (CA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1528267465
Provider Name
MRS. ASTRID JOHANSON BLOCK RN, CNS
Gender
Female
Entity Type
Individual
Location Address
300 PASTEUR DR PALO ALTO, CA 94304
Location Phone
(510) 409-1503
Mailing Address
300 PASTEUR DR PALO ALTO, CA 94304
Mailing Phone
(510) 409-1503
Is Sole Proprietor?
No
Enumeration Date
07-12-2007
Last Update Date
11-27-2021
Code Navigator

A Clinical Nurse Specialist (CNS) like Astrid Block is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.

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

Clinical Nurse Specialist Gerontology

Taxonomy Code
364SG0600X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
2256
License State
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 1528267465, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 4 + 6 + 1 + 4 + 4 + 1 + 2 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1528267465.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Anesthesiology
300 PASTEUR DR
PALO ALTO, CA 94304
Pediatrics
300 PASTEUR DR, SUMC - PEDS PHYSICIAN BILLING MC: 5530
PALO ALTO, CA 94304
Physical Therapist
300 PASTEUR DR
PALO ALTO, CA 94304
Physical Medicine & Rehabilitation
300 PASTEUR DR
PALO ALTO, CA 94304
Internal Medicine (Gastroenterology)
300 PASTEUR DR
PALO ALTO, CA 94304
Anesthesiology
300 PASTEUR DR, DEPARTMENT OF ANESTHESIA, H3580
PALO ALTO, CA 94304
Emergency Medicine
300 PASTEUR DR
PALO ALTO, CA 94304
Nurse Practitioner (Pediatrics)
300 PASTEUR DR
PALO ALTO, CA 94304
Psychologist
300 PASTEUR DR
PALO ALTO, CA 94304
Nurse Practitioner
300 PASTEUR DR
PALO ALTO, CA 94304
Nurse Practitioner
300 PASTEUR DR, #G313
PALO ALTO, CA 94304
Pharmacist
300 PASTEUR DR
PALO ALTO, CA 94304
General Acute Care Hospital
300 PASTEUR DR
PALO ALTO, CA 94304
Radiology (Diagnostic Radiology)
300 PASTEUR DR
PALO ALTO, CA 94304
Emergency Medicine
300 PASTEUR DR, ALWAY BUILDING, ROOM M121
PALO ALTO, CA 94304
Physician Assistant
300 PASTEUR DR
PALO ALTO, CA 94304
Physician Assistant (Medical)
300 PASTEUR DR, BOSWELL CLINIC A11, ROOM A104
PALO ALTO, CA 94304
Occupational Therapist
300 PASTEUR DR
PALO ALTO, CA 94304
Registered Nurse
300 PASTEUR DR
PALO ALTO, CA 94304
Nurse Practitioner
300 PASTEUR DR
PALO ALTO, CA 94304

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528267465, enumerated as an "individual" on July 12, 2007.

The provider is located at 300 PASTEUR DR PALO ALTO, CA 94304 and the phone number is (510) 409-1503.

Clinical Nurse Specialist with taxonomy code 364SG0600X and a focus in Gerontology.