DR. JOSHUA RANDALL BROWN DMD
NPI 1467027193
Dentist - General Practice in Agana Heights, GU

NPI Status: Active since May 25, 2021

Contact Information

U.S. NAVAL HOSPITAL GUAM
FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU
ZIP 96910
Phone: (671) 344-9340

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  • Individual
  • Male
  • Dentist
  • General Practice

About JOSHUA BROWN

This page provides the complete NPI Profile along with additional information for Joshua Brown, a provider established in Agana Heights, Guam with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1467027193 assigned on May 2021. The practitioner's primary taxonomy code is 1223G0001X with license number 10609 (KY). The provider is registered as an individual and his NPI record was last updated February 2026.

NPI
1467027193
Provider Name
DR. JOSHUA RANDALL BROWN DMD
Gender
Male
Entity Type
Individual
Location Address
U.S. NAVAL HOSPITAL GUAM FARENHOLT AVE, BLDG 50 AGANA HEIGHTS, GU 96910
Location Phone
(671) 344-9340
Mailing Address
U.S. NAVAL HOSPITAL GUAM PSC 455 BOX 208 FPO, AP 96540
Is Sole Proprietor?
No
Enumeration Date
05-25-2021
Last Update Date
02-06-2026
Code Navigator

A dentist like Joshua Brown is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
10609
License State
KY
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

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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 1467027193, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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
4
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
7
Unchanged
Pos 5
0
Doubled → 0
Pos 6
2
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 6 → 12 → 3 0 → 0 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 2 + 7 + 0 + 2 + 1 + 4 + 1 + 1 + 8 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1467027193.

Other Providers at the Same Location


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

Military Health Care Provider (Independent Duty Corpsman)
U.S. NAVAL HOSPITAL GUAM, BLDG 1 FARENHOLT AVE
AGANA HEIGHTS, GU 96910
Pathology (Anatomic Pathology & Clinical Pathology)
U.S. NAVAL HOSPITAL GUAM, BUILDING #50 FARENHOLT AVE.
AGANA HEIGHTS, GU 96910
Radiology (Diagnostic Radiology)
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Pharmacist (Pharmacotherapy)
U.S. NAVAL HOSPITAL GUAM, FAREBHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Dentist (General Practice)
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVENUE
AGANA HEIGHTS, GU 96910
Physician Assistant
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Emergency Medicine
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Emergency Medicine
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Dentist (General Practice)
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVE
AGANA HEIGHTS, GU 96910
Dentist (Oral and Maxillofacial Surgery)
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Nurse Anesthetist, Certified Registered
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVENUE
AGANA HEIGHTS, GU 96910
Physician Assistant
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVE
AGANA HEIGHTS, GU 96910
Internal Medicine
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVENUE
AGANA HEIGHTS, GU 96910
Family Medicine
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVENUE
AGANA HEIGHTS, GU 96910
Family Medicine
U.S. NAVAL HOSPITAL GUAM, BLDG 50 AGANA H
AGANA HEIGHTS, GU 96910
Pediatrics
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVENUE
AGANA HEIGHTS, GU 96910
Dentist
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVENUE
AGANA HEIGHTS, GU 96910
Internal Medicine
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910
Emergency Medicine
U.S. NAVAL HOSPITAL GUAM, BLDG 50, FARENHOLT AVE
AGANA HEIGHTS, GU 96910
Pharmacist
U.S. NAVAL HOSPITAL GUAM, FARENHOLT AVE, BLDG 50
AGANA HEIGHTS, GU 96910

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1467027193, enumerated as an "individual" on May 25, 2021.

The provider is located at U.S. NAVAL HOSPITAL GUAM FARENHOLT AVE, BLDG 50 AGANA HEIGHTS, GU 96910 and the phone number is (671) 344-9340.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.