MRS. REBECCA LYNNE MACISAAC NURSE PRACTITIONER
NPI 1205018744
Nurse Practitioner in Livermore, CA

NPI Status: Active since November 27, 2007

Contact Information

7000 EAST AVE
LIVERMORE, CA
ZIP 94550
Phone: (925) 422-8920

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  • Individual
  • Female
  • Nurse Practitioner

About REBECCA MACISAAC

This page provides the complete NPI Profile along with additional information for Rebecca Macisaac, a provider established in Livermore, California with a medical specialization in Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1205018744 assigned on November 2007. The practitioner's primary taxonomy code is 363L00000X with license number 95004504 (CA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1205018744
Provider Name
MRS. REBECCA LYNNE MACISAAC NURSE PRACTITIONER
Gender
Female
Entity Type
Individual
Location Address
7000 EAST AVE LIVERMORE, CA 94550
Location Phone
(925) 422-8920
Mailing Address
7011 EAST AVE, BUILDING 925 MS9112 LIVERMORE, CA 94550
Mailing Phone
(925) 294-6032
Is Sole Proprietor?
No
Enumeration Date
11-27-2007
Last Update Date
11-30-2021
Code Navigator

A nurse practitioner (NP) like Rebecca Macisaac 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

Taxonomy Code
363L00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
95004504
License State
CA
Taxonomy Description
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

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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 1205018744, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
0
Doubled → 0
Pos 4
5
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
7
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 0 → 0 0 → 0 8 → 16 → 7 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 0 + 1 + 1 + 6 + 7 + 8 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1205018744.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Specialist
7000 EAST AVE, BUILDING 663 HSD
LIVERMORE, CA 94550
Physical Therapist (Hand)
7000 EAST AVE, B663 R1066 L-723
LIVERMORE, CA 94550
Registered Nurse (Occupational Health)
7000 EAST AVE
LIVERMORE, CA 94550
Physician Assistant (Medical)
7000 EAST AVE
LIVERMORE, CA 94550
Registered Nurse
7000 EAST AVE
LIVERMORE, CA 94550
Registered Nurse (Occupational Health)
7000 EAST AVE
LIVERMORE, CA 94550
Registered Nurse
7000 EAST AVE
LIVERMORE, CA 94550
Registered Nurse (Case Management)
7000 EAST AVE
LIVERMORE, CA 94550
Preventive Medicine (Occupational Medicine)
7000 EAST AVE
LIVERMORE, CA 94550

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205018744, enumerated as an "individual" on November 27, 2007.

The provider is located at 7000 EAST AVE LIVERMORE, CA 94550 and the phone number is (925) 422-8920.

Nurse Practitioner with taxonomy code 363L00000X.