DR. ALEXANDER M FAIRHURST PHARMD
NPI 1023959673
Pharmacist - Critical Care in Providence, RI

NPI Status: Active since April 06, 2026

Contact Information

164 SUMMIT AVE
PROVIDENCE, RI
ZIP 02906
Phone: (401) 793-3040

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  • Individual
  • Male
  • Pharmacist
  • Critical Care

About ALEXANDER FAIRHURST

This page provides the complete NPI Profile along with additional information for Alexander Fairhurst, a provider established in Providence, Rhode Island with a medical specialization in Pharmacist, focusing in critical care . The healthcare provider is registered in the NPI registry with number 1023959673 assigned on April 2026. The practitioner's primary taxonomy code is 1835C0205X with license number RPH05556 (RI). The provider is registered as an individual and his NPI record was last updated April 2026.

NPI
1023959673
Provider Name
DR. ALEXANDER M FAIRHURST PHARMD
Gender
Male
Entity Type
Individual
Location Address
164 SUMMIT AVE PROVIDENCE, RI 02906
Location Phone
(401) 793-3040
Mailing Address
164 SUMMIT AVE PROVIDENCE, RI 02906
Is Sole Proprietor?
No
Enumeration Date
04-06-2026
Last Update Date
04-06-2026
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A pharmacist like Alexander Fairhurst 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 Critical Care

Taxonomy Code
1835C0205X
Type
Pharmacy Service Providers
License No.
RPH05556
License State
RI
Taxonomy Description
A licensed pharmacist who has demonstrated specialized knowledge and skill in the delivery of patient care services by pharmacists, as integral members of interprofessional teams, working to ensure the safe and effective use of medications in critically ill patients.

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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 1023959673, 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
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 2 → 4 9 → 18 → 9 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 1 + 8 + 5 + 1 + 8 + 6 + 1 + 4 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1023959673.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Anesthesiology
164 SUMMIT AVE
PROVIDENCE, RI 02906
Nurse Anesthetist, Certified Registered
164 SUMMIT AVE
PROVIDENCE, RI 02906
Nurse Anesthetist, Certified Registered
164 SUMMIT AVE
PROVIDENCE, RI 02906
Nurse Anesthetist, Certified Registered
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine
164 SUMMIT AVE
PROVIDENCE, RI 02906
Nurse Anesthetist, Certified Registered
164 SUMMIT AVE
PROVIDENCE, RI 02906
Nurse Anesthetist, Certified Registered
164 SUMMIT AVE
PROVIDENCE, RI 02906
Psychiatry & Neurology (Psychiatry)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine (Pulmonary Disease)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Registered Nurse (Psychiatric/Mental Health, Adult)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine (Cardiovascular Disease)
164 SUMMIT AVE
PROVIDENCE, RI 02906
Internal Medicine (Hematology & Oncology)
164 SUMMIT AVE, FAIN 3
PROVIDENCE, RI 02906
Occupational Therapist
164 SUMMIT AVE
PROVIDENCE, RI 02906
Pathology (Anatomic Pathology)
164 SUMMIT AVE, DEPARTMENT OF PATHOLOGY
PROVIDENCE, RI 02906
Internal Medicine (Infectious Disease)
164 SUMMIT AVE, FAIN BLDG., SUITE E
PROVIDENCE, RI 02906
Internal Medicine (Infectious Disease)
164 SUMMIT AVE, FAIN BLDG, SUITE E
PROVIDENCE, RI 02906
Internal Medicine (Infectious Disease)
164 SUMMIT AVE, FAIN BLDG., SUITE E
PROVIDENCE, RI 02906

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023959673, enumerated as an "individual" on April 06, 2026.

The provider is located at 164 SUMMIT AVE PROVIDENCE, RI 02906 and the phone number is (401) 793-3040.

Pharmacist with taxonomy code 1835C0205X and a focus in Critical Care.