DR. MARSHALL HEASTER PHARMD
NPI 1922372234
Pharmacist - Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Fairbanks, AK

NPI Status: Active since March 05, 2012

Contact Information

3755 AIRPORT WAY
FAIRBANKS, AK
ZIP 99709
Phone: (907) 474-1433

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

About MARSHALL HEASTER

This page provides the complete NPI Profile along with additional information for Marshall Heaster, a provider established in Fairbanks, Alaska 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 1922372234 assigned on March 2012. The practitioner's primary taxonomy code is 1835P0018X with license number 1769 (AK). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1922372234
Provider Name
DR. MARSHALL HEASTER PHARMD
Gender
Male
Entity Type
Individual
Location Address
3755 AIRPORT WAY FAIRBANKS, AK 99709
Location Phone
(907) 474-1433
Mailing Address
3755 AIRPORT WAY FAIRBANKS, AK 99709
Mailing Phone
(907) 474-1433
Is Sole Proprietor?
No
Enumeration Date
03-05-2012
Last Update Date
05-22-2026
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A pharmacist like Marshall Heaster 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.
1769
License State
AK
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 1922372234, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
3
Doubled → 6
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
Check
4
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 3 → 6 2 → 4 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 6 + 7 + 4 + 2 + 6 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1922372234.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Eyewear Supplier
3755 AIRPORT WAY
FAIRBANKS, AK 99709
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FAIRBANKS, AK 99709
Pharmacist
3755 AIRPORT WAY, ATTN: PHARMACY
FAIRBANKS, AK 99709
Pharmacist
3755 AIRPORT WAY
FAIRBANKS, AK 99709
Pharmacist
3755 AIRPORT WAY
FAIRBANKS, AK 99709
Pharmacist
3755 AIRPORT WAY
FAIRBANKS, AK 99709
Optometrist
3755 AIRPORT WAY
FAIRBANKS, AK 99709
Pharmacist
3755 AIRPORT WAY
FAIRBANKS, AK 99709
Pharmacy (Community/Retail Pharmacy)
3755 AIRPORT WAY
FAIRBANKS, AK 99709
Pharmacist
3755 AIRPORT WAY
FAIRBANKS, AK 99709

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922372234, enumerated as an "individual" on March 05, 2012.

The provider is located at 3755 AIRPORT WAY FAIRBANKS, AK 99709 and the phone number is (907) 474-1433.

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