Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Guy Ruedas Maclang, MD

Q: What is the NPI number for Guy Maclang?

The National Provider Identifier (NPI) for Guy Maclang is 1417900234, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Savannah, GA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1417900234

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Registry record

Entity type Individual (Type 1)

Name Dr. Guy Ruedas Maclang

Credential MD

Sex Male

Practice address 5354 Reynolds St Ste 424, Savannah, GA, 31405

Phone (912) 819-5999

Fax (912) 819-5980

Enumeration date May 19, 2006

Last updated in NPPES Oct 29, 2020

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 57534 (GA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
189912	Other	NC	MEDCOST ID
7681859	Other	NC	AETNA ID
6149376	Other	NC	CIGNA ID
89011C5	Medicaid	NC	-
5703177	Other	NC	FIRST HEALTH ID
142TU	Other	NC	BC/BS ID

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Guy Maclang?

The National Provider Identifier (NPI) for Guy Maclang is 1417900234, a Type 1 (individual) record in the CMS NPPES registry.

Where does Guy Maclang practice?

The practice location on file with NPPES is in Savannah, GA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-10-29.