CYNTHIA CHEUNG PHARMD
NPI 1831756121
Pharmacist in Oakland, CA

NPI Status: Active since May 22, 2019

Contact Information

350 HAWTHORNE AVE
OAKLAND, CA
ZIP 94609
Phone: (510) 869-6524

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  • Individual
  • Female
  • Pharmacist

About CYNTHIA CHEUNG

This page provides the complete NPI Profile along with additional information for Cynthia Cheung, a provider established in Oakland, California with a medical specialization in Pharmacist. The healthcare provider is registered in the NPI registry with number 1831756121 assigned on May 2019. The practitioner's primary taxonomy code is 183500000X with license number PCT.0014437 (CT). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1831756121
Provider Name
CYNTHIA CHEUNG PHARMD
Gender
Female
Entity Type
Individual
Location Address
350 HAWTHORNE AVE OAKLAND, CA 94609
Location Phone
(510) 869-6524
Mailing Address
1422 HAWK CT SUNNYVALE, CA 94087
Is Sole Proprietor?
Yes
Enumeration Date
05-22-2019
Last Update Date
09-11-2024
Code Navigator

A pharmacist like Cynthia Cheung 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

Taxonomy Code
183500000X
Type
Pharmacy Service Providers
License No.
PCT.0014437
License State
CT
Taxonomy Description
An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.

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)
1183500000XPharmacy Service Providers

Pharmacist

88090 (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 1831756121, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
5
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
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 3 → 6 7 → 14 → 5 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 + 8 + 6 + 1 + 1 + 4 + 5 + 1 + 2 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1831756121.

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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831756121, enumerated as an "individual" on May 22, 2019.

The provider is located at 350 HAWTHORNE AVE OAKLAND, CA 94609 and the phone number is (510) 869-6524.

Pharmacist with taxonomy code 183500000X.