Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Thellie Rupert Ainsley Jr., M. D.

Hospitalist Physician in Pinehurst, NC · enumerated 2007.

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

National Provider Identifier

1548381924

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Registry record

Entity type Individual (Type 1)

Name Dr. Thellie Rupert Ainsley Jr.

Credential M. D.

Sex Male

Practice address 155 Memorial Dr, Pinehurst, NC, 28374

Phone (910) 715-2164

Fax (910) 715-4493

Enumeration date Apr 3, 2007

Last updated in NPPES Apr 16, 2013

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 25545 (NC) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 25545 (NC) 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
110199352	Other	NC	PALMETTO GBA RAILROAD MEDICARE
8910451	Medicaid	NC	-

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.

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Frequently asked questions

What is the NPI number for Thellie Ainsley?

The National Provider Identifier (NPI) for Thellie Ainsley is 1548381924, a Type 1 (individual) record in the CMS NPPES registry.

Where does Thellie Ainsley practice?

The practice location on file with NPPES is in Pinehurst, NC. 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 2013-04-16.