JEFFREY WILLIAM WYLIE SAMUELSON CPHT
NPI 1649634239
Pharmacy Technician in San Francisco, CA

NPI Status: Active since April 08, 2016

Contact Information

2175 MARKET STREET
UNIT 122
SAN FRANCISCO, CA
ZIP 94114
Phone: (628) 895-9508
Fax: (628) 895-9509

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  • Individual
  • Male
  • Pharmacy Technician

About JEFFREY SAMUELSON

This page provides the complete NPI Profile along with additional information for Jeffrey Samuelson, a provider established in San Francisco, California with a medical specialization in Pharmacy Technician. The healthcare provider is registered in the NPI registry with number 1649634239 assigned on April 2016. The practitioner's primary taxonomy code is 183700000X with license number 134195 (CA). The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI
1649634239
Provider Name
JEFFREY WILLIAM WYLIE SAMUELSON CPHT
Other Name
JEFFREY W SAMUELSON CPHT
Other Name Type
Professional Name (2)
Gender
Male
Entity Type
Individual
Location Address
2175 MARKET STREET UNIT 122 SAN FRANCISCO, CA 94114
Location Phone
(628) 895-9508
Location Fax
(628) 895-9509
Mailing Address
1423 BROADWAY STE 122 OAKLAND, CA 94612
Mailing Phone
(510) 984-4916
Mailing Fax
(628) 895-9509
Is Sole Proprietor?
Yes
Enumeration Date
04-08-2016
Last Update Date
09-26-2020
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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

Pharmacy Technician

Taxonomy Code
183700000X
Type
Pharmacy Service Providers
License No.
134195
License State
CA
Taxonomy Description
A person who works under the direct supervision of a licensed pharmacist and performs many pharmacy-related functions that do not require the professional judgment of a pharmacist.

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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 1649634239, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
6
Unchanged
Pos 3
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
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 4 → 8 6 → 12 → 3 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 1 + 2 + 3 + 8 + 2 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1649634239.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649634239, enumerated as an "individual" on April 08, 2016.

The provider is located at 2175 MARKET STREET UNIT 122 SAN FRANCISCO, CA 94114 and the phone number is (628) 895-9508.

Pharmacy Technician with taxonomy code 183700000X.