HOSPITAL MEDICINE SERVICES OF GA LLC
NPI 1891653655
Hospitalist in Savannah, GA

NPI Status: Active since January 12, 2026

Contact Information

4700 WATERS AVE
SAVANNAH, GA
ZIP 31404
Phone: (912) 350-7020

Get Directions Write a Review

  • Organization
  • Hospitalist

About HOSPITAL MEDICINE SERVICES OF GA LLC

This page provides the complete NPI Profile along with additional information for Hospital Medicine Services Of Ga Llc, a provider established in Savannah, Georgia operating as a Hospitalist. The healthcare provider is registered in the NPI registry with number 1891653655 assigned on January 2026. The practitioner's primary taxonomy code is 208M00000X. The provider is registered as an organization and their NPI record was last updated January 2026. Hospital Medicine Services Of Ga Llc 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 Vyvyan Derouen (Vice President)

NPI
1891653655
Provider Name
HOSPITAL MEDICINE SERVICES OF GA LLC
Entity Type
Organization
Location Address
4700 WATERS AVE SAVANNAH, GA 31404
Location Phone
(912) 350-7020
Mailing Address
2000 HEALTH PARK DR BRENTWOOD, TN 37027
Mailing Phone
(615) 373-7406
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-12-2026
Last Update Date
01-12-2026
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

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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

VYVYAN DEROUEN

Authorized Official Title
VICE PRESIDENT
Authorized Official Phone
(615) 373-5076

Reviews for HOSPITAL MEDICINE SERVICES OF GA LLC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1891653655, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
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 9 → 18 → 9 6 → 12 → 3 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 2 + 5 + 6 + 6 + 1 + 0 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1891653655.

Other Providers at the Same Location


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

Nurse Anesthetist, Certified Registered
4700 WATERS AVE
SAVANNAH, GA 31404
Radiology (Radiation Oncology)
4700 WATERS AVE
SAVANNAH, GA 31404
Radiology (Radiation Oncology)
4700 WATERS AVE
SAVANNAH, GA 31404
Radiology (Diagnostic Radiology)
4700 WATERS AVE
SAVANNAH, GA 31404
Emergency Medicine
4700 WATERS AVE, C/O HOLLI MORGAN
SAVANNAH, GA 31404
Emergency Medicine
4700 WATERS AVE
SAVANNAH, GA 31404
Emergency Medicine
4700 WATERS AVE
SAVANNAH, GA 31404
Emergency Medicine
4700 WATERS AVE
SAVANNAH, GA 31404
Nurse Anesthetist, Certified Registered
4700 WATERS AVE
SAVANNAH, GA 31404
Internal Medicine (Pulmonary Disease)
4700 WATERS AVE, SUITE 507
SAVANNAH, GA 31404
Pediatrics (Pediatric Hematology-Oncology)
4700 WATERS AVE
SAVANNAH, GA 31404
Pediatrics (Pediatric Critical Care Medicine)
4700 WATERS AVE
SAVANNAH, GA 31404
Specialist/Technologist (Athletic Trainer)
4700 WATERS AVE, REHAB INSTITUTE - SPORTSONE
SAVANNAH, GA 31404
Surgery
4700 WATERS AVE, 2ND FLOOR, GA EAR BLDG.
SAVANNAH, GA 31404
Hospitalist
4700 WATERS AVE, MEMORIAL HEALTH HOSPITALISTS
SAVANNAH, GA 31404
Anesthesiologist Assistant
4700 WATERS AVE
SAVANNAH, GA 31404
Nurse Anesthetist, Certified Registered
4700 WATERS AVE
SAVANNAH, GA 31404
Nurse Anesthetist, Certified Registered
4700 WATERS AVE
SAVANNAH, GA 31404
Nurse Anesthetist, Certified Registered
4700 WATERS AVE
SAVANNAH, GA 31404
Nurse Anesthetist, Certified Registered
4700 WATERS AVE
SAVANNAH, GA 31404

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891653655, enumerated as an "organization" on January 12, 2026.

The provider is located at 4700 WATERS AVE SAVANNAH, GA 31404 and the phone number is (912) 350-7020.

Hospitalist with taxonomy code 208M00000X.