WILLIAM R. STIXRUD, PH.D. AND ASSOCIATES LLC
NPI 1205016607
Clinical Neuropsychologist in Silver Spring, MD

NPI Status: Active since November 14, 2007

Contact Information

8720 GEORGIA AVE
SUITE 300
SILVER SPRING, MD
ZIP 20910
Phone: (301) 565-0534
Fax: (301) 565-2217

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  • Organization
  • Clinical Neuropsychologist

About WILLIAM R. STIXRUD, PH.D. AND ASSOCIATES LLC

This page provides the complete NPI Profile along with additional information for William R. Stixrud, Ph.d. And Associates Llc, a provider established in Silver Spring, Maryland operating as a Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1205016607 assigned on November 2007. The practitioner's primary taxonomy code is 103G00000X with license number 1963 (MD). The provider is registered as an organization and their NPI record was last updated 19 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Ms. Starr Stixrud (Administrative Director)

NPI
1205016607
Provider Name
WILLIAM R. STIXRUD, PH.D. AND ASSOCIATES LLC
Entity Type
Organization
Location Address
8720 GEORGIA AVE SUITE 300 SILVER SPRING, MD 20910
Location Phone
(301) 565-0534
Location Fax
(301) 565-2217
Mailing Address
8720 GEORGIA AVE SUITE 300 SILVER SPRING, MD 20910
Mailing Phone
(301) 565-0534
Mailing Fax
(301) 565-2217
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-14-2007
Last Update Date
11-14-2007
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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

Clinical Neuropsychologist

Taxonomy Code
103G00000X
Type
Behavioral Health & Social Service Providers
License No.
1963
License State
MD
Taxonomy Description
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MS. STARR STIXRUD

Authorized Official Title
ADMINISTRATIVE DIRECTOR
Authorized Official Phone
(301) 565-0534

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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 1205016607, we treat the final digit (7) 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 43. The final step is to find the difference between that total and the next multiple of ten (50 - 43 = 7).

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
0
Doubled → 0
Pos 4
5
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
6
Unchanged
Pos 9
0
Doubled → 0
Check
7
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 0 → 0 0 → 0 6 → 12 → 3 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 0 + 1 + 1 + 2 + 6 + 0 + 24 = 43

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

The next multiple of ten after 43 is 50. The difference is the calculated check digit.

50 - 43 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1205016607.

Other Providers at the Same Location


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

Psychologist
8720 GEORGIA AVE, 808
SILVER SPRING, MD 20910
Plastic Surgery
8720 GEORGIA AVE, SUITE 706
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 308
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 308
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, STE 808
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, #808
SILVER SPRING, MD 20910
Counselor (Mental Health)
8720 GEORGIA AVE, SUITE 808
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 905
SILVER SPRING, MD 20910
Clinical Neuropsychologist
8720 GEORGIA AVE, SUITE 300
SILVER SPRING, MD 20910
Clinical Neuropsychologist
8720 GEORGIA AVE, STE. 300
SILVER SPRING, MD 20910
Clinical Neuropsychologist
8720 GEORGIA AVE, STUIE 300
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 808
SILVER SPRING, MD 20910
Psychologist (Clinical)
8720 GEORGIA AVE, SUITE 1000
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 808
SILVER SPRING, MD 20910
Psychologist
8720 GEORGIA AVE, SUITE 300
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 808
SILVER SPRING, MD 20910
Psychologist
8720 GEORGIA AVE, SUITE 300
SILVER SPRING, MD 20910
Psychologist
8720 GEORGIA AVE, SUITE 300
SILVER SPRING, MD 20910
Social Worker (Clinical)
8720 GEORGIA AVE, SUITE 308
SILVER SPRING, MD 20910
Clinic/Center (Medical Specialty)
8720 GEORGIA AVE, SUITE 1005
SILVER SPRING, MD 20910

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205016607, enumerated as an "organization" on November 14, 2007.

The provider is located at 8720 GEORGIA AVE SUITE 300 SILVER SPRING, MD 20910 and the phone number is (301) 565-0534.

Clinical Neuropsychologist with taxonomy code 103G00000X.