MR. JEFFREY DULAY CHAN
NPI 1770843112
Nurse Practitioner - Family in El Centro, CA

NPI Status: Active since May 18, 2012

Contact Information

1605 SCOTT AVE STE 400
EL CENTRO, CA
ZIP 92243
Phone: (760) 352-3108
Fax: (760) 352-3234

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  • Individual
  • Male
  • Nurse Practitioner
  • Family

About JEFFREY CHAN

This page provides the complete NPI Profile along with additional information for Jeffrey Chan, a provider established in El Centro, California with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1770843112 assigned on May 2012. The practitioner's primary taxonomy code is 363LF0000X with license number 95018570 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1770843112
Provider Name
MR. JEFFREY DULAY CHAN
Gender
Male
Entity Type
Individual
Location Address
1605 SCOTT AVE STE 400 EL CENTRO, CA 92243
Location Phone
(760) 352-3108
Location Fax
(760) 352-3234
Mailing Address
1450 S IMPERIAL AVE EL CENTRO, CA 92243
Mailing Phone
(760) 352-3108
Mailing Fax
(760) 352-3234
Is Sole Proprietor?
No
Enumeration Date
05-18-2012
Last Update Date
01-12-2024
Code Navigator

A nurse practitioner (NP) like Jeffrey Chan 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.
95018570
License State
CA

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)
1163WH0200XNursing Service Providers

Registered Nurse
Home Health

698955 (CA)
2363L00000XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner

95018570 (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 1770843112, 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
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 7 → 14 → 5 8 → 16 → 7 3 → 6 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 1 + 6 + 4 + 6 + 1 + 2 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1770843112.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770843112, enumerated as an "individual" on May 18, 2012.

The provider is located at 1605 SCOTT AVE STE 400 EL CENTRO, CA 92243 and the phone number is (760) 352-3108.

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