Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. CATHERINE BISHOP OBROCEA PSY.D.
NPI 1245214840
Clinical Neuropsychologist in Gaithersburg, MD

Active since December 06, 2005
367 MAIN ST, SUITE 100, GAITHERSBURG, MD 20878(301) 519-0904(301) 519-0905 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Clinical Neuropsychologist

About CATHERINE OBROCEA

This page provides the complete NPI Profile along with additional information for Catherine Obrocea, a provider established in Gaithersburg, Maryland with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1245214840 assigned on December 2005. The practitioner's primary taxonomy code is 103G00000X with license number 04022 (MD). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1245214840
Provider Name
DR. CATHERINE BISHOP OBROCEA PSY.D.
Gender
Female
Entity Type
Individual
Location Address
367 MAIN ST SUITE 100 GAITHERSBURG, MD 20878
Location Phone
(301) 519-0904
Location Fax
(301) 519-0905
Mailing Address
367 MAIN ST SUITE 100 GAITHERSBURG, MD 20878
Mailing Phone
(301) 519-0904
Mailing Fax
(301) 519-0905
Is Sole Proprietor?
No
Enumeration Date
12-06-2005
Last Update Date
07-13-2026
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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.
04022
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.

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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 1245214840, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 4 + 1 + 8 + 8 + 8 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1245214840.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245214840, enumerated as an "individual" on December 06, 2005.

The provider is located at 367 MAIN ST SUITE 100 GAITHERSBURG, MD 20878 and the phone number is (301) 519-0904.

Clinical Neuropsychologist with taxonomy code 103G00000X.