NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Amelia Lopez, PHYSICIAN ASSISTANT

Medical Physician Assistant in Merced, CA · enumerated 2007 · practices at Kenneth R Grossman MD Inc.

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

National Provider Identifier

1124153440

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Registry record

Entity type Individual (Type 1)
Name Mrs. Amelia Lopez
Credential PHYSICIAN ASSISTANT
Sex Female
Practice address 580 Collins Dr., Merced, CA, 95348
Fax (209) 383-6836
Enumeration date Feb 23, 2007
Last updated in NPPES Nov 12, 2019

Taxonomy & licenses

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA11657 (CA) Primary
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA11657 (CA) Secondary

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 specialty is Amelia Lopez?
Amelia Lopez is registered in NPPES with the primary taxonomy of Medical Physician Assistant. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-11-12.