ADDICTION TREATMENT OF MARYLAND
NPI 1649009234
Community Based Residential Treatment Facility, Mental Illness in Essex, MD

NPI Status: Active since July 31, 2024

Contact Information

23 SIDEWELL CT
ESSEX, MD
ZIP 21221
Phone: (443) 376-6800

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  • Organization
  • Community Based Residential Treatment Fa...
  • CLIA Number: 21D2177159
  • CLIA Cert. Type: Other - OUTPATIENT SUB ABUSE PROG
  • CLIA Exp. Date: 01-06-2028

About ADDICTION TREATMENT OF MARYLAND

This page provides the complete NPI Profile along with additional information for Addiction Treatment Of Maryland, a provider established in Essex, Maryland operating as a Community Based Residential Treatment Facility, Mental Illness. The healthcare provider is registered in the NPI registry with number 1649009234 assigned on July 2024. The practitioner's primary taxonomy code is 320800000X. The provider is registered as an organization and their NPI record was last updated 2 years ago. The authorized official of this NPI record is Mrs. Christina Dimemmo (Coo)

NPI
1649009234
Provider Name
ADDICTION TREATMENT OF MARYLAND
Entity Type
Organization
Location Address
23 SIDEWELL CT ESSEX, MD 21221
Location Phone
(443) 376-6800
Mailing Address
9 CENTER PL BALTIMORE, MD 21222
Mailing Phone
(443) 904-8955
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-31-2024
Last Update Date
07-31-2024
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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

Community Based Residential Treatment Facility, Mental Illness

Taxonomy Code
320800000X
Type
Residential Treatment Facilities
Taxonomy Description
A home-like residential facility providing psychiatric treatment and psycho/social rehabilitative services to individuals diagnosed with mental illness.

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

MRS. CHRISTINA DIMEMMO

Authorized Official Title
COO
Authorized Official Phone
(443) 376-6800

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
21D2177159
Facility Type
Other - OUTPATIENT SUB ABUSE PROG
Certificate Effective Date
January 07, 2026
Certificate Expiration Date
January 06, 2028
Laboratory Director
CHRISTIE SIMON-WATERMAN
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Addiction Treatment Of Maryland to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1649009234, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
6
Unchanged
Pos 3
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
Check
4
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 0 → 0 9 → 18 → 9 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 0 + 0 + 1 + 8 + 2 + 6 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1649009234.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649009234, enumerated as an "organization" on July 31, 2024.

The provider is located at 23 SIDEWELL CT ESSEX, MD 21221 and the phone number is (443) 376-6800.

Community Based Residential Treatment Facility, Mental Illness with taxonomy code 320800000X.