Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ralph Esker Mayberry, M.D.

Family Medicine Physician in Sierra Vista, AZ · enumerated 2006 · practices at Family Health Center of Sierra Vista, PC.

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

National Provider Identifier

1063487486

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Registry record

Entity type Individual (Type 1)

Name Ralph Esker Mayberry

Credential M.D.

Sex Male

Practice address 1800 E Wilcox Dr, Sierra Vista, AZ, 85635

Phone (520) 459-3116

Fax (520) 459-7397

Enumeration date Feb 20, 2006

Last updated in NPPES Dec 5, 2007

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 16890 (AZ) 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
286444	Medicaid	AZ	-
CH7902	Other	AZ	RAILROAD MEDICARE
3336424011	Other	AZ	CIGNA
4114162	Other	AZ	AETNA
1Z4100	Other	AZ	HEALTHNET
AZ0262820	Other	AZ	BCBS ARIZONA
08001448	Other	AZ	UNITED HEALTHCARE

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 Ralph Mayberry?

The National Provider Identifier (NPI) for Ralph Mayberry is 1063487486, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ralph Mayberry practice?

The practice location on file with NPPES is in Sierra Vista, AZ. 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 2007-12-05.