JOSHUA ALSTON
NPI 1225922289
Registered Nurse - School in Baltimore, MD

NPI Status: Active since June 04, 2025

Contact Information

655 W LOMBARD ST
BALTIMORE, MD
ZIP 21201
Phone: (410) 706-0501

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  • Individual
  • Male
  • Registered Nurse
  • School

About JOSHUA ALSTON

This page provides the complete NPI Profile along with additional information for Joshua Alston, a provider established in Baltimore, Maryland with a medical specialization in Registered Nurse, focusing in school . The healthcare provider is registered in the NPI registry with number 1225922289 assigned on June 2025. The practitioner's primary taxonomy code is 163WS0200X with license number R243594 (MD). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1225922289
Provider Name
JOSHUA ALSTON
Gender
Male
Entity Type
Individual
Location Address
655 W LOMBARD ST BALTIMORE, MD 21201
Location Phone
(410) 706-0501
Mailing Address
655 W LOMBARD ST BALTIMORE, MD 21201
Mailing Phone
(410) 706-0501
Is Sole Proprietor?
No
Enumeration Date
06-04-2025
Last Update Date
06-04-2025
Code Navigator

A registered nurse (RN) like Joshua Alston coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.

Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.

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

Registered Nurse School

Taxonomy Code
163WS0200X
Type
Nursing Service Providers
License No.
R243594
License State
MD

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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 1225922289, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 1 + 8 + 2 + 4 + 2 + 1 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1225922289.

Other Providers at the Same Location


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

Nurse Practitioner (Primary Care)
655 W LOMBARD ST, 345
BALTIMORE, MD 21201
Advanced Practice Midwife
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (Community Health)
655 W LOMBARD ST, SUITE 425B
BALTIMORE, MD 21201
Nurse Practitioner (Family)
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (Emergency)
655 W LOMBARD ST
BALTIMORE, MD 21201
Nurse Practitioner (Family)
655 W LOMBARD ST
BALTIMORE, MD 21201
Nurse Practitioner (Critical Care Medicine)
655 W LOMBARD ST
BALTIMORE, MD 21201
Student in an Organized Health Care Education/Training Program
655 W LOMBARD ST
BALTIMORE, MD 21201
Student in an Organized Health Care Education/Training Program
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (School)
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse
655 W LOMBARD ST
BALTIMORE, MD 21201
Student in an Organized Health Care Education/Training Program
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (General Practice)
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (General Practice)
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (General Practice)
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse (General Practice)
655 W LOMBARD ST
BALTIMORE, MD 21201
Registered Nurse
655 W LOMBARD ST
BALTIMORE, MD 21201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225922289, enumerated as an "individual" on June 04, 2025.

The provider is located at 655 W LOMBARD ST BALTIMORE, MD 21201 and the phone number is (410) 706-0501.

Registered Nurse with taxonomy code 163WS0200X and a focus in School.