TIDE AND BRANCH PSYCHIATRY LLC
NPI 1679458566
Clinic/Center - Adult Mental Health in Savannah, GA

NPI Status: Active since August 08, 2025

Contact Information

37 W FAIRMONT AVE STE 317
SAVANNAH, GA
ZIP 31406
Phone: (912) 216-2499
Fax: (866) 771-6261

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  • Organization
  • Clinic/Center
  • Adult Mental Health
  • CLIA Number: 11D2335677
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 12-15-2027

About TIDE AND BRANCH PSYCHIATRY LLC

This page provides the complete NPI Profile along with additional information for Tide And Branch Psychiatry Llc, a provider established in Savannah, Georgia operating as a Clinic/center, focusing in adult mental health . The healthcare provider is registered in the NPI registry with number 1679458566 assigned on August 2025. The practitioner's primary taxonomy code is 261QM0850X. The provider is registered as an organization and their NPI record was last updated April 2026. The authorized official of this NPI record is Calysta Medley Tilley (Co-owner)

NPI
1679458566
Provider Name
TIDE AND BRANCH PSYCHIATRY LLC
Entity Type
Organization
Location Address
37 W FAIRMONT AVE STE 317 SAVANNAH, GA 31406
Location Phone
(912) 216-2499
Location Fax
(866) 771-6261
Mailing Address
37 W FAIRMONT AVE STE 317 SAVANNAH, GA 31406
Mailing Phone
(912) 216-2499
Mailing Fax
(866) 771-6261
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-08-2025
Last Update Date
04-14-2026
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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 Adult Mental Health

Taxonomy Code
261QM0850X
Type
Ambulatory Health Care Facilities
Taxonomy Description
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in adults.

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

CALYSTA MEDLEY TILLEY

Authorized Official Title
CO-OWNER
Authorized Official Phone
(912) 216-2499

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
11D2335677
Facility Type
Physician Office
Certificate Effective Date
December 16, 2025
Certificate Expiration Date
December 15, 2027
Laboratory Director
PAIGE L. MARNELL
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Tide And Branch Psychiatry 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 1679458566, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
6
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 7 → 14 → 5 4 → 8 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 8 + 5 + 1 + 6 + 5 + 1 + 2 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1679458566.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Physician Assistant
37 W FAIRMONT AVE STE 317
SAVANNAH, GA 31406

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679458566, enumerated as an "organization" on August 08, 2025.

The provider is located at 37 W FAIRMONT AVE STE 317 SAVANNAH, GA 31406 and the phone number is (912) 216-2499.

Clinic/Center with taxonomy code 261QM0850X and a focus in Adult Mental Health.