MARY A TIMMERMAN FNP
NPI 1427485465
Nurse Practitioner - Primary Care in Petaluma, CA

NPI Status: Active since October 05, 2013

Contact Information

715 SOUTHPOINT BLVD
PETALUMA, CA
ZIP 94954
Phone: (707) 778-6019

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  • Individual
  • Female
  • Nurse Practitioner
  • Primary Care

About MARY TIMMERMAN

This page provides the complete NPI Profile along with additional information for Mary Timmerman, a provider established in Petaluma, California with a medical specialization in Nurse Practitioner, focusing in primary care . The healthcare provider is registered in the NPI registry with number 1427485465 assigned on October 2013. The practitioner's primary taxonomy code is 363LP2300X with license number 18181 (CA). The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1427485465
Provider Name
MARY A TIMMERMAN FNP
Gender
Female
Entity Type
Individual
Location Address
715 SOUTHPOINT BLVD PETALUMA, CA 94954
Location Phone
(707) 778-6019
Mailing Address
69 PLATA CT NOVATO, CA 94947
Mailing Phone
(415) 408-3689
Is Sole Proprietor?
Yes
Enumeration Date
10-05-2013
Last Update Date
10-05-2013
Code Navigator

A nurse practitioner (NP) like Mary Timmerman 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 Primary Care

Taxonomy Code
363LP2300X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
18181
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 1427485465, 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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
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 4 → 8 5 → 10 → 1 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 8 + 8 + 1 + 0 + 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 1427485465.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Nurse Practitioner (Obstetrics & Gynecology)
715 SOUTHPOINT BLVD, SUITE C
PETALUMA, CA 94954
Internal Medicine (Nephrology)
715 SOUTHPOINT BLVD, SUITE C
PETALUMA, CA 94954
Nurse Practitioner (Family)
715 SOUTHPOINT BLVD, SUITE C
PETALUMA, CA 94954
Internal Medicine (Nephrology)
715 SOUTHPOINT BLVD, SUITE C
PETALUMA, CA 94954

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427485465, enumerated as an "individual" on October 05, 2013.

The provider is located at 715 SOUTHPOINT BLVD PETALUMA, CA 94954 and the phone number is (707) 778-6019.

Nurse Practitioner with taxonomy code 363LP2300X and a focus in Primary Care.