NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mousumi Mukerji, RN, CNM

Psychiatric/Mental Health Nurse Practitioner in Sacramento, CA · enumerated 2006.

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

National Provider Identifier

1336116748

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Registry record

Entity type Individual (Type 1)
Name Mousumi Mukerji
Credential RN, CNM
Sex Female
Practice address Sacramento, CA, 95838
Enumeration date Mar 3, 2006
Last updated in NPPES Jun 20, 2018

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95009054 (CA) Primary
163W00000X Registered Nurse Nursing Service Providers · License 595477 (CA) Secondary
367A00000X Advanced Practice Midwife Physician Assistants & Advanced Practice Nursing Providers · License 1553 (CA) Secondary
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN 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.

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Frequently asked questions

How do I verify Mousumi Mukerji's NPI record?
Cross-check NPI 1336116748 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1336116748 active?
Yes, as of the latest NPPES snapshot, NPI 1336116748 is active (record last updated 2018-06-20).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-20.