Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Maureen Ludwig, NP

Adult Health Nurse Practitioner in Rocklin, CA · enumerated 2014.

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

National Provider Identifier

1932516390

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Registry record

Entity type Individual (Type 1)

Name Maureen Ludwig

Credential NP

Sex Female

Practice address 3031 Stanford Ranch Rd # 2-448, Rocklin, CA, 95765

Phone (415) 328-3456

Fax (800) 856-1434

Enumeration date Jul 17, 2014

Last updated in NPPES Jul 14, 2015

Taxonomy & licenses

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 321577 (CA) Primary

363LC1500X Community Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 321577 (CA) Secondary

364SX0106X Occupational Health Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License 321577 (CA) Secondary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential

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 Maureen Ludwig?

The National Provider Identifier (NPI) for Maureen Ludwig is 1932516390, a Type 1 (individual) record in the CMS NPPES registry.

Where does Maureen Ludwig practice?

The practice location on file with NPPES is in Rocklin, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-07-14.