NATHAN MICHAEL HARLEY
NPI 1083509285
Rehabilitation Counselor in Laurel, MD
NPI Status: Active since June 10, 2025
Contact Information
312 MARSHALL AVE STE 908
LAUREL, MD
ZIP 20707
Phone: (800) 994-5403
- Individual
- Male
- Rehabilitation Counselor
About NATHAN HARLEY
This page provides the complete NPI Profile along with additional information for Nathan Harley, a provider established in Laurel, Maryland with a medical specialization in Rehabilitation Counselor. The healthcare provider is registered in the NPI registry with number 1083509285 assigned on June 2025. The practitioner's primary taxonomy code is 225C00000X. The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1083509285
- Provider Name
- NATHAN MICHAEL HARLEY
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 312 MARSHALL AVE STE 908 LAUREL, MD 20707
- Location Phone
- (800) 994-5403
- Mailing Address
- 312 MARSHALL AVE STE 908 LAUREL, MD 20707
- Mailing Phone
- (800) 994-5403
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-10-2025
- Last Update Date
- 06-10-2025
- Code Navigator
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
Rehabilitation Counselor
- Taxonomy Code
- 225C00000X
- Type
- Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- License State
- MD
- Taxonomy Description
- An individual trained and educated in a systematic process of assisting persons with physical, mental, developmental, cognitive, and emotional disabilities to achieve their personal, career, and independent living goals assessment and appraisal, diagnosis and treatment planning, career (vocational) counseling, individual and group counseling interventions for adjustments to the medical and psychosocial impact of disability, case management, program evaluation and research, job analysis and placement counseling, and consultation on rehabilitation resources and technology. Certification generally requires a Master's degree with specialized courses in rehabilitation processes and technology.
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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 1083509285, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 55 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1083509285, enumerated as an "individual" on June 10, 2025.
The provider is located at 312 MARSHALL AVE STE 908 LAUREL, MD 20707 and the phone number is (800) 994-5403.
Rehabilitation Counselor with taxonomy code 225C00000X.
