DR. ROBERT OAKLEY RANDLE JR. PH.D.
NPI 1255475646
Psychologist - Forensic in Rockville, MD

NPI Status: Active since February 18, 2007

Contact Information

14728 LAKE TER
ROCKVILLE, MD
ZIP 20853
Phone: (301) 871-5705
Fax: (301) 871-5706

Get Directions Write a Review

  • Individual
  • Male
  • Psychologist
  • Forensic

About ROBERT RANDLE

This page provides the complete NPI Profile along with additional information for Robert Randle, a provider established in Rockville, Maryland with a medical specialization in Psychologist, focusing in forensic . The healthcare provider is registered in the NPI registry with number 1255475646 assigned on February 2007. The practitioner's primary taxonomy code is 103TF0200X with license number PSY572 (DC). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1255475646
Provider Name
DR. ROBERT OAKLEY RANDLE JR. PH.D.
Gender
Male
Entity Type
Individual
Location Address
14728 LAKE TER ROCKVILLE, MD 20853
Location Phone
(301) 871-5705
Location Fax
(301) 871-5706
Mailing Address
14728 LAKE TER ROCKVILLE, MD 20853
Mailing Phone
(301) 871-5705
Mailing Fax
(301) 871-5706
Is Sole Proprietor?
Yes
Enumeration Date
02-18-2007
Last Update Date
09-11-2025
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

Psychologist Forensic

Taxonomy Code
103TF0200X
Type
Behavioral Health & Social Service Providers
License No.
PSY572
License State
DC
Taxonomy Description
A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

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)
1103G00000XBehavioral Health & Social Service Providers

Clinical Neuropsychologist

PSY572 (DC)
2103TC0700XBehavioral Health & Social Service Providers

Psychologist
Clinical

0810000737 (VA)

Reviews for DR. ROBERT OAKLEY RANDLE JR. PH.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1255475646, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
7
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
Check
6
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 5 → 10 → 1 4 → 8 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 8 + 7 + 1 + 0 + 6 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1255475646.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255475646, enumerated as an "individual" on February 18, 2007.

The provider is located at 14728 LAKE TER ROCKVILLE, MD 20853 and the phone number is (301) 871-5705.

Psychologist with taxonomy code 103TF0200X and a focus in Forensic.