Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Ann M Hester, M.D.

Q: What is the NPI number for Ann Hester?

The National Provider Identifier (NPI) for Ann Hester is 1508904426, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Glen Burnie, MD · enumerated 2007.

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

National Provider Identifier

1508904426

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Registry record

Entity type Individual (Type 1)

Name Dr. Ann M Hester

Credential M.D.

Sex Female

Practice address 301 Hospital Dr, Glen Burnie, MD, 21061

Phone (410) 787-4000

Enumeration date Feb 2, 2007

Last updated in NPPES Apr 16, 2008

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License D55915 (MD) 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
860787	Other	-	NCPPO
90116001	Other	MD	CAREFIRST BLUE CROSS
2698639	Other	-	AETNA HMO
201610	Other	-	JOHNS HOPKINS HEALTHCARE
4648282	Other	-	AETNA PPO
F551-0044	Other	DC	CAREFIRST BLUE CROSS

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 Ann Hester?

The National Provider Identifier (NPI) for Ann Hester is 1508904426, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ann Hester practice?

The practice location on file with NPPES is in Glen Burnie, MD. 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 2008-04-16.