NANCY C CHAN R. PH.
NPI 1881879351
Pharmacist - Geriatric in Pacifica, CA

NPI Status: Active since January 03, 2008

Contact Information

455 BEAUMONT BLVD
PACIFICA, CA
ZIP 94044
Phone: (650) 335-5185
Fax: (650) 742-2632

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  • Individual
  • Female
  • Pharmacist
  • Geriatric

About NANCY CHAN

This page provides the complete NPI Profile along with additional information for Nancy Chan, a provider established in Pacifica, California with a medical specialization in Pharmacist, focusing in geriatric . The healthcare provider is registered in the NPI registry with number 1881879351 assigned on January 2008. The practitioner's primary taxonomy code is 1835G0303X with license number 39859 (CA). The provider is registered as an individual and her NPI record was last updated 18 years ago.

NPI
1881879351
Provider Name
NANCY C CHAN R. PH.
Gender
Female
Entity Type
Individual
Location Address
455 BEAUMONT BLVD PACIFICA, CA 94044
Location Phone
(650) 335-5185
Location Fax
(650) 742-2632
Mailing Address
455 BEAUMONT BLVD PACIFICA, CA 94044
Mailing Phone
(650) 335-5185
Mailing Fax
(650) 742-2632
Is Sole Proprietor?
No
Enumeration Date
01-03-2008
Last Update Date
01-03-2008
Code Navigator

A pharmacist like Nancy Chan fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.

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

Pharmacist Geriatric

Taxonomy Code
1835G0303X
Type
Pharmacy Service Providers
License No.
39859
License State
CA
Taxonomy Description
A pharmacist who is certified in geriatric pharmacy practice is designated as a Certified Geriatric Pharmacist (CGP). To become certified, candidates are expected to be knowledgeable about principles of geriatric pharmacotherapy and the provision of pharmaceutical care to the elderly.

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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 1881879351, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
8
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 8 → 16 → 7 8 → 16 → 7 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 6 + 7 + 1 + 8 + 3 + 1 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1881879351.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881879351, enumerated as an "individual" on January 03, 2008.

The provider is located at 455 BEAUMONT BLVD PACIFICA, CA 94044 and the phone number is (650) 335-5185.

Pharmacist with taxonomy code 1835G0303X and a focus in Geriatric.