JOHNS HOPKINS UNIVERSITY
NPI 1447105432
Counselor - Mental Health in Columbia, MD

NPI Status: Active since March 04, 2026

Contact Information

5755 CEDAR LN
COLUMBIA, MD
ZIP 21044
Phone: (410) 740-7890

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  • Organization
  • Counselor
  • Mental Health

About JOHNS HOPKINS UNIVERSITY

This page provides the complete NPI Profile along with additional information for Johns Hopkins University, a provider established in Columbia, Maryland operating as a Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1447105432 assigned on March 2026. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an organization and their NPI record was last updated March 2026. Johns Hopkins University operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Nicholas Giarratano (Director, Provider Enrollment)

NPI
1447105432
Provider Name
JOHNS HOPKINS UNIVERSITY
Entity Type
Organization
Location Address
5755 CEDAR LN COLUMBIA, MD 21044
Location Phone
(410) 740-7890
Mailing Address
6201 GREENLEIGH AVE MIDDLE RIVER, MD 21220
Mailing Phone
(410) 933-6423
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-04-2026
Last Update Date
03-04-2026
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A mental health counselor like Johns Hopkins University provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

NICHOLAS GIARRATANO

Authorized Official Title
DIRECTOR, PROVIDER ENROLLMENT
Authorized Official Phone
(410) 933-0000

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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 1447105432, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
1
Doubled → 2
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
3
Doubled → 6
Check
2
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 1 → 2 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 2 + 0 + 1 + 0 + 4 + 6 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1447105432.

Other Providers at the Same Location


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

Internal Medicine
5755 CEDAR LN, HOWARD COUNTY GENERAL HOSPITAL -CIMS
COLUMBIA, MD 21044
Pathology (Anatomic Pathology & Clinical Pathology)
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine (Emergency Medical Services)
5755 CEDAR LN
COLUMBIA, MD 21044
Pathology (Anatomic Pathology & Clinical Pathology)
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Specialist
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Obstetrics & Gynecology
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Hospitalist
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Emergency Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Pathology (Anatomic Pathology & Clinical Pathology)
5755 CEDAR LN
COLUMBIA, MD 21044
Psychiatry & Neurology (Clinical Neurophysiology)
5755 CEDAR LN
COLUMBIA, MD 21044
Psychiatry & Neurology (Psychiatry)
5755 CEDAR LN
COLUMBIA, MD 21044
Internal Medicine
5755 CEDAR LN
COLUMBIA, MD 21044
Social Worker (Clinical)
5755 CEDAR LN
COLUMBIA, MD 21044

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447105432, enumerated as an "organization" on March 04, 2026.

The provider is located at 5755 CEDAR LN COLUMBIA, MD 21044 and the phone number is (410) 740-7890.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.