MARGARET LOYET
NPI 1053246629
Clinical Nurse Specialist - Critical Care Medicine in Washington, DC

NPI Status: Active since June 16, 2026

Contact Information

3700 O ST NW
WASHINGTON, DC
ZIP 20057
Phone: (202) 687-0100

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  • Individual
  • Female
  • Clinical Nurse Specialist
  • Critical Care Medicine

About MARGARET LOYET

This page provides the complete NPI Profile along with additional information for Margaret Loyet, a provider established in Washington, District Of Columbia with a medical specialization in Clinical Nurse Specialist, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1053246629 assigned on June 2026. The practitioner's primary taxonomy code is 364SC0200X with license number RN60939106 (WA). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1053246629
Provider Name
MARGARET LOYET
Gender
Female
Entity Type
Individual
Location Address
3700 O ST NW WASHINGTON, DC 20057
Location Phone
(202) 687-0100
Mailing Address
1724 WILLARD ST NW APT 2 WASHINGTON, DC 20009
Is Sole Proprietor?
No
Enumeration Date
06-16-2026
Last Update Date
06-16-2026
Code Navigator

A Clinical Nurse Specialist (CNS) like Margaret Loyet 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 Critical Care Medicine

Taxonomy Code
364SC0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
RN60939106
License State
WA

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)
1163WC0200XNursing Service Providers

Registered Nurse
Critical Care Medicine

RN500023803 (DC)

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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 1053246629, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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
0
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
6
Unchanged
Pos 9
2
Doubled → 4
Check
9
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 5 → 10 → 1 2 → 4 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 0 + 3 + 4 + 4 + 1 + 2 + 6 + 4 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1053246629.

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

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3700 O ST NW
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Registered Nurse
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Registered Nurse
3700 O ST NW
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Registered Nurse (Critical Care Medicine)
3700 O ST NW
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Clinic/Center (Rehabilitation)
3700 O ST NW, C/O THOMPSON ATHLETIC CENTER
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3700 O ST NW
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3700 O ST NW
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3700 O ST NW
WASHINGTON, DC 20057
Registered Nurse (Critical Care Medicine)
3700 O ST NW
WASHINGTON, DC 20057
Registered Nurse
3700 O ST NW
WASHINGTON, DC 20057
Registered Nurse
3700 O ST NW
WASHINGTON, DC 20057
Registered Nurse (Critical Care Medicine)
3700 O ST NW
WASHINGTON, DC 20057
Registered Nurse
3700 O ST NW
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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053246629, enumerated as an "individual" on June 16, 2026.

The provider is located at 3700 O ST NW WASHINGTON, DC 20057 and the phone number is (202) 687-0100.

Clinical Nurse Specialist with taxonomy code 364SC0200X and a focus in Critical Care Medicine.