GARRETT TREATMENT CENTER, LLC
NPI 1992221055
Clinic/Center in Oakland, MD
NPI Status: Active since August 20, 2017
Contact Information
233 EAST ALDER STREET
SUITE A
OAKLAND, MD
ZIP 21550
Phone: (301) 616-6042
- Organization
- Clinic/Center
- CLIA Number: 21D2220436
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 04-12-2027
About GARRETT TREATMENT CENTER, LLC
This page provides the complete NPI Profile along with additional information for Garrett Treatment Center, Llc, a provider established in Oakland, Maryland operating as a Clinic/center. The healthcare provider is registered in the NPI registry with number 1992221055 assigned on August 2017. The practitioner's primary taxonomy code is 261Q00000X. The provider is registered as an organization and their NPI record was last updated 9 years ago. The authorized official of this NPI record is Richard Perry Md (Physician)
- NPI
- 1992221055
- Provider Name
- GARRETT TREATMENT CENTER, LLC
- Entity Type
- Organization
- Location Address
- 233 EAST ALDER STREET SUITE A OAKLAND, MD 21550
- Location Phone
- (301) 616-6042
- Mailing Address
- 233 E ALDER ST STE A OAKLAND, MD 21550
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 08-20-2017
- Last Update Date
- 09-25-2017
- Code Navigator
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
Clinic/Center
- Taxonomy Code
- 261Q00000X
- Type
- Ambulatory Health Care Facilities
- Taxonomy Description
- A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).
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
- 21D2220436
- Facility Type
- Physician Office
- Certificate Effective Date
- April 13, 2025
- Certificate Expiration Date
- April 12, 2027
- Laboratory Director
- DR. RICHARD G. PERRY
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Garrett Treatment Center, Llc 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 1992221055, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 55 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1992221055, enumerated as an "organization" on August 20, 2017.
The provider is located at 233 EAST ALDER STREET SUITE A OAKLAND, MD 21550 and the phone number is (301) 616-6042.
Clinic/Center with taxonomy code 261Q00000X.
