PATRICK CLARK
NPI 1992458673
Pharmacist - Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Greenfield, MA

NPI Status: Active since February 01, 2022

Contact Information

5 PIERCE ST
GREENFIELD, MA
ZIP 01301
Phone: (413) 773-3801

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  • Individual
  • Male
  • Pharmacist
  • Pharmacist Clinician (PhC)/ Clinical Pha...

About PATRICK CLARK

This page provides the complete NPI Profile along with additional information for Patrick Clark, a provider established in Greenfield, Massachusetts with a medical specialization in Pharmacist, focusing in pharmacist clinician (phc)/ clinical pharmacy specialist . The healthcare provider is registered in the NPI registry with number 1992458673 assigned on February 2022. The practitioner's primary taxonomy code is 1835P0018X with license number PH25373 (MA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1992458673
Provider Name
PATRICK CLARK
Gender
Male
Entity Type
Individual
Location Address
5 PIERCE ST GREENFIELD, MA 01301
Location Phone
(413) 773-3801
Mailing Address
217 GREYSTONE AVE WEST SPRINGFIELD, MA 01089
Mailing Phone
(617) 216-1069
Is Sole Proprietor?
No
Enumeration Date
02-01-2022
Last Update Date
08-16-2023
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A pharmacist like Patrick Clark 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 Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist

Taxonomy Code
1835P0018X
Type
Pharmacy Service Providers
License No.
PH25373
License State
MA
Taxonomy Description
Pharmacist Clinician/Clinical Pharmacy Specialist is a pharmacist with additional training and an expanded scope of practice that may include prescriptive authority, therapeutic management, and disease management.

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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 1992458673, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
3
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 9 → 18 → 9 4 → 8 8 → 16 → 7 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 8 + 5 + 1 + 6 + 6 + 1 + 4 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1992458673.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Pharmacist
5 PIERCE ST
GREENFIELD, MA 01301
Pharmacist
5 PIERCE ST
GREENFIELD, MA 01301
Pharmacist
5 PIERCE ST
GREENFIELD, MA 01301
Pharmacist
5 PIERCE ST
GREENFIELD, MA 01301
Pharmacy
5 PIERCE ST
GREENFIELD, MA 01301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992458673, enumerated as an "individual" on February 01, 2022.

The provider is located at 5 PIERCE ST GREENFIELD, MA 01301 and the phone number is (413) 773-3801.

Pharmacist with taxonomy code 1835P0018X and a focus in Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist.