MR. JEFFREY CHARLES SCHAFFNIT USCG CORPSMAN,EMT II
NPI 1811070808
Military Health Care Provider in Sitka, AK

NPI Status: Active since October 23, 2006

Contact Information

611 AIRPORT DR
MEDICAL DEPT
SITKA, AK
ZIP 99835
Phone: (907) 966-5469
Fax: (907) 966-5491

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  • Individual
  • Male
  • Military Health Care Provider

About JEFFREY SCHAFFNIT

This page provides the complete NPI Profile along with additional information for Jeffrey Schaffnit, a provider established in Sitka, Alaska with a medical specialization in Military Health Care Provider. The healthcare provider is registered in the NPI registry with number 1811070808 assigned on October 2006. The practitioner's primary taxonomy code is 171000000X. The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1811070808
Provider Name
MR. JEFFREY CHARLES SCHAFFNIT USCG CORPSMAN,EMT II
Gender
Male
Entity Type
Individual
Location Address
611 AIRPORT DR MEDICAL DEPT SITKA, AK 99835
Location Phone
(907) 966-5469
Location Fax
(907) 966-5491
Mailing Address
1 LIFESAVER DR APT C SITKA, AK 99835
Mailing Phone
(907) 966-2311
Is Sole Proprietor?
No
Enumeration Date
10-23-2006
Last Update Date
09-11-2025
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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

Military Health Care Provider

Taxonomy Code
171000000X
Type
Other Service Providers
Taxonomy Description
Active duty military health care providers not otherwise classified who need to be separately identified for operational, clinical, or administrative processes.

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)
1146M00000XEmergency Medical Service Providers

Emergency Medical Technician, Intermediate

05251001 (AK)

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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 1811070808, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
0
Doubled → 0
Pos 6
7
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
Check
8
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 1 → 2 0 → 0 0 → 0 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 0 + 7 + 0 + 8 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1811070808.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Technician, Other
611 AIRPORT DR
SITKA, AK 99835
Technician, Other
611 AIRPORT DR
SITKA, AK 99835
Military Health Care Provider
611 AIRPORT DR
SITKA, AK 99835
Military Health Care Provider
611 AIRPORT DR
SITKA, AK 99835
Military Health Care Provider
611 AIRPORT DR
SITKA, AK 99835
Technician, Other
611 AIRPORT DR
SITKA, AK 99835
Dentist (General Practice)
611 AIRPORT DR
SITKA, AK 99835
Military/U.S. Coast Guard Pharmacy
611 AIRPORT DR
SITKA, AK 99835
Clinic/Center (Military/U.S. Coast Guard Outpatient)
611 AIRPORT DR
SITKA, AK 99835

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811070808, enumerated as an "individual" on October 23, 2006.

The provider is located at 611 AIRPORT DR MEDICAL DEPT SITKA, AK 99835 and the phone number is (907) 966-5469.

Military Health Care Provider with taxonomy code 171000000X.