MS. MARGARET CONSTANCE ERHART NURSE PRACTITIONER
NPI 1649214032
Nurse Practitioner - Family in Tucson, AZ

NPI Status: Active since June 15, 2006

Contact Information

SOUTHERN ARIZONA VETERANS AFFAIRS HEALTH CARE SYST
3601 SOUTH 6TH AVENUE DEPARTMENT 2112
TUCSON, AZ
ZIP 85723
Phone: (520) 792-1450
Fax: (520) 629-4603

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  • Individual
  • Female
  • Nurse Practitioner
  • Family

About MARGARET ERHART

This page provides the complete NPI Profile along with additional information for Margaret Erhart, a provider established in Tucson, Arizona with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1649214032 assigned on June 2006. The practitioner's primary taxonomy code is 363LF0000X with license number AP1892 (AZ). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI
1649214032
Provider Name
MS. MARGARET CONSTANCE ERHART NURSE PRACTITIONER
Gender
Female
Entity Type
Individual
Location Address
SOUTHERN ARIZONA VETERANS AFFAIRS HEALTH CARE SYST 3601 SOUTH 6TH AVENUE DEPARTMENT 2112 TUCSON, AZ 85723
Location Phone
(520) 792-1450
Location Fax
(520) 629-4603
Mailing Address
SOUTHERN ARIZONA VETERANS AFFAIRS HEALTH CARE SYST 3601 SOUTH 6TH AVENUE DEPARTMENT 2112 TUCSON, AZ 85723
Mailing Phone
(520) 792-1450
Mailing Fax
(520) 629-4603
Is Sole Proprietor?
Yes
Enumeration Date
06-15-2006
Last Update Date
07-21-2022
Code Navigator

A nurse practitioner (NP) like Margaret Erhart 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 Family

Taxonomy Code
363LF0000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
AP1892
License State
AZ

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)
1372500000XNursing Service Related Providers

Chore Provider

NP 1892, RN 126306 (AZ)

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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 1649214032, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
1
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
3
Doubled → 6
Check
2
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 4 → 8 2 → 4 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 4 + 1 + 8 + 0 + 6 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1649214032.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649214032, enumerated as an "individual" on June 15, 2006.

The provider is located at SOUTHERN ARIZONA VETERANS AFFAIRS HEALTH CARE SYST 3601 SOUTH 6TH AVENUE DEPARTMENT 2112 TUCSON, AZ 85723 and the phone number is (520) 792-1450.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.