MARGARIE DAVIS REGISTERED NURSE
NPI 1629432125
Registered Nurse - Psychiatric/Mental Health, Adult in San Mateo, CA

NPI Status: Active since April 11, 2016

Contact Information

1950 ALAMEDA DE LAS PULGAS STE 240
SAN MATEO, CA
ZIP 94403
Phone: (650) 573-2661
Fax: (650) 522-9830

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  • Individual
  • Female
  • Registered Nurse
  • Psychiatric/Mental Health, Adult

About MARGARIE DAVIS

This page provides the complete NPI Profile along with additional information for Margarie Davis, a provider established in San Mateo, California with a medical specialization in Registered Nurse, focusing in psychiatric/mental health, adult . The healthcare provider is registered in the NPI registry with number 1629432125 assigned on April 2016. The practitioner's primary taxonomy code is 163WP0809X with license number 683448 (CA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1629432125
Provider Name
MARGARIE DAVIS REGISTERED NURSE
Gender
Female
Entity Type
Individual
Location Address
1950 ALAMEDA DE LAS PULGAS STE 240 SAN MATEO, CA 94403
Location Phone
(650) 573-2661
Location Fax
(650) 522-9830
Mailing Address
1950 ALAMEDA DE LAS PULGAS STE 240 SAN MATEO, CA 94403
Mailing Phone
(650) 573-2661
Mailing Fax
(650) 522-9830
Is Sole Proprietor?
Yes
Enumeration Date
04-11-2016
Last Update Date
03-23-2021
Code Navigator

A registered nurse (RN) like Margarie Davis coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.

Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.

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

Registered Nurse Psychiatric/Mental Health, Adult

Taxonomy Code
163WP0809X
Type
Nursing Service Providers
License No.
683448
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 1629432125, 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
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
3
Unchanged
Pos 7
2
Doubled → 4
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
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 4 → 8 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 + 6 + 4 + 9 + 8 + 3 + 4 + 1 + 4 + 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 1629432125.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Marriage & Family Therapist
1950 ALAMEDA DE LAS PULGAS STE 240
SAN MATEO, CA 94403

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629432125, enumerated as an "individual" on April 11, 2016.

The provider is located at 1950 ALAMEDA DE LAS PULGAS STE 240 SAN MATEO, CA 94403 and the phone number is (650) 573-2661.

Registered Nurse with taxonomy code 163WP0809X and a focus in Psychiatric/Mental Health, Adult.