Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Joanna A Cooper, M.D.

Neurology Physician in Berkeley, CA · enumerated 2006.

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

National Provider Identifier

1558477018

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Registry record

Entity type Individual (Type 1)

Name Joanna A Cooper

Credential M.D.

Sex Female

Practice address 2850 Telegraph Ave Ste 110, Berkeley, CA, 94705

Phone (510) 204-8140

Fax (510) 506-7721

Enumeration date Aug 21, 2006

Last updated in NPPES Jan 20, 2021

Taxonomy & licenses

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians · License A35454 (CA) Primary

2084S0012X Sleep Medicine (Psychiatry & Neurology) Physician Allopathic & Osteopathic Physicians · License A35454 (CA) Secondary

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
A35454	Other	CA	STATE MEDICAL LICENSE

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 Joanna Cooper?

The National Provider Identifier (NPI) for Joanna Cooper is 1558477018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joanna Cooper practice?

The practice location on file with NPPES is in Berkeley, CA. 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 2021-01-20.