CHARMAINE JOYCE LIM ILAGAN
NPI 1225598287
Pathology - Anatomic Pathology & Clinical Pathology in Washington, DC

NPI Status: Active since March 24, 2019

Contact Information

111 MICHIGAN AVE NW
WASHINGTON, DC
ZIP 20010
Phone: (202) 476-5000

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  • Individual
  • Female
  • Pathology
  • Anatomic Pathology & Clinical Pathology

About CHARMAINE JOYCE ILAGAN

This page provides the complete NPI Profile along with additional information for Charmaine Joyce Ilagan, a provider established in Washington, District Of Columbia with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology . The healthcare provider is registered in the NPI registry with number 1225598287 assigned on March 2019. The practitioner's primary taxonomy code is 207ZP0102X with license number MD210003059 (DC). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1225598287
Provider Name
CHARMAINE JOYCE LIM ILAGAN
Gender
Female
Entity Type
Individual
Location Address
111 MICHIGAN AVE NW WASHINGTON, DC 20010
Location Phone
(202) 476-5000
Mailing Address
111 MICHIGAN AVE NW WASHINGTON, DC 20010
Is Sole Proprietor?
No
Enumeration Date
03-24-2019
Last Update Date
07-10-2025
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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

Pathology Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
License No.
MD210003059
License State
DC
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

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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 1225598287, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
7
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 5 → 10 → 1 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 1 + 0 + 9 + 1 + 6 + 2 + 1 + 6 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1225598287.

Other Providers at the Same Location


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

Physical Medicine & Rehabilitation
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Anesthesiology (Pediatric Anesthesiology)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics (Pediatric Allergy/Immunology)
111 MICHIGAN AVE NW, 111 MICHIGAN AVENUE, NW
WASHINGTON, DC 20010
Pediatrics
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Internal Medicine
111 MICHIGAN AVE NW, CHILDREN'S NATIONAL MEDICAL CENTER
WASHINGTON, DC 20010
Pediatrics (Pediatric Pulmonology)
111 MICHIGAN AVE NW, CHILDREN'S NATIONAL MEDICAL CENTER, SUITE 1030
WASHINGTON, DC 20010
Internal Medicine (Cardiovascular Disease)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics (Pediatric Gastroenterology)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics (Pediatric Critical Care Medicine)
111 MICHIGAN AVE NW, CMIO
WASHINGTON, DC 20010
Pediatrics
111 MICHIGAN AVE NW, GASTROENTEROLOGY, WW2.5
WASHINGTON, DC 20010
Nurse Practitioner (Pediatrics)
111 MICHIGAN AVE NW, UROLOGY
WASHINGTON, DC 20010
Pediatrics (Pediatric Critical Care Medicine)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Nurse Practitioner
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics
111 MICHIGAN AVE NW, WEST WING, FLOOR 1.5 SUITE 600
WASHINGTON, DC 20010
Pediatrics (Pediatric Emergency Medicine)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics (Pediatric Nephrology)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Anesthesiology
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics (Pediatric Emergency Medicine)
111 MICHIGAN AVE NW, CNMC- DIVISION OF EMERGENCY MEDICINE
WASHINGTON, DC 20010
Pediatrics (Pediatric Cardiology)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225598287, enumerated as an "individual" on March 24, 2019.

The provider is located at 111 MICHIGAN AVE NW WASHINGTON, DC 20010 and the phone number is (202) 476-5000.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.