ERNEST GORLESKI A PROFESSIONAL MEDICAL COMPANY
NPI 1265361901
Clinic/Center - Mental Health (Including Community Mental Health Center) in Havre De Grace, MD

NPI Status: Active since May 18, 2026

Contact Information

422 S STOKES ST
HAVRE DE GRACE, MD
ZIP 21078
Phone: (410) 688-3792
Fax: (410) 939-0072

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  • Organization
  • Clinic/Center
  • Mental Health (Including Community Menta...

About ERNEST GORLESKI A PROFESSIONAL MEDICAL COMPANY

This page provides the complete NPI Profile along with additional information for Ernest Gorleski A Professional Medical Company, a provider established in Havre De Grace, Maryland operating as a Clinic/center, focusing in mental health (including community mental health center) . The healthcare provider is registered in the NPI registry with number 1265361901 assigned on May 2026. The practitioner's primary taxonomy code is 261QM0801X. The provider is registered as an organization and their NPI record was last updated May 2026. Ernest Gorleski A Professional Medical Company 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 Ernest Glenn Gorleski (President)

NPI
1265361901
Provider Name
ERNEST GORLESKI A PROFESSIONAL MEDICAL COMPANY
Entity Type
Organization
Location Address
422 S STOKES ST HAVRE DE GRACE, MD 21078
Location Phone
(410) 688-3792
Location Fax
(410) 939-0072
Mailing Address
913 EUGENE DR HAVRE DE GRACE, MD 21078
Mailing Phone
(410) 688-3792
Mailing Fax
(410) 939-0072
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-18-2026
Last Update Date
05-18-2026
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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

Clinic/Center Mental Health (Including Community Mental Health Center)

Taxonomy Code
261QM0801X
Type
Ambulatory Health Care Facilities

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)
1363LP0808XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner
Psychiatric/Mental Health

 

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

ERNEST GLENN GORLESKI

Authorized Official Title
PRESIDENT
Authorized Official Phone
(410) 688-3792

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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 1265361901, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 6 + 6 + 2 + 9 + 0 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1265361901.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Clinic/Center (Primary Care)
422 S STOKES ST
HAVRE DE GRACE, MD 21078
Nurse Practitioner (Psychiatric/Mental Health)
422 S STOKES ST
HAVRE DE GRACE, MD 21078

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265361901, enumerated as an "organization" on May 18, 2026.

The provider is located at 422 S STOKES ST HAVRE DE GRACE, MD 21078 and the phone number is (410) 688-3792.

Clinic/Center with taxonomy code 261QM0801X and a focus in Mental Health (Including Community Mental Health Center).