Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Tammy Watkins Williams, MD

Pediatrics Physician in Cartersville, GA · enumerated 2006 · practices at Harbin Clinic, LLC.

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

National Provider Identifier

1629134606

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Registry record

Entity type Individual (Type 1)

Name Tammy Watkins Williams

Credential MD

Sex Female

Practice address 200 Gentilly Blvd, Cartersville, GA, 30120

Phone (470) 490-6860

Fax (678) 721-9457

Enumeration date Dec 28, 2006

Last updated in NPPES Jul 10, 2025

Taxonomy & licenses

208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License 051563 (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
000949396A	Medicaid	GA	-

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 Tammy Williams?

The National Provider Identifier (NPI) for Tammy Williams is 1629134606, a Type 1 (individual) record in the CMS NPPES registry.

Where does Tammy Williams practice?

The practice location on file with NPPES is in Cartersville, 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 2025-07-10.