What is Anna Lou's NPI number?

Anna Lou's National Provider Identifier (NPI) is 1649358185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Anna Lou's specialty?

Anna Lou is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).

Where is Anna Lou located?

Anna Lou's practice location on file with NPPES is 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598-3122.

What is Anna Lou's phone number?

The practice phone number listed in the NPPES registry for Anna Lou is (925) 939-3000.

Is Anna Lou's NPI active?

Yes — Anna Lou's NPI (1649358185) is active in the NPPES registry as of the last update on 2010-07-23.

IndividualActive

Anna Lou, MD

NPI 1649358185 · Physical Medicine & Rehabilitation Physician · Walnut Creek, CA

Anna Lou, MD is a Physical Medicine & Rehabilitation Physician provider in Walnut Creek, CA (NPI 1649358185).

Provider details

NPI number: 1649358185
Entity type: Individual
Primary specialty: Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: Yes
License: A50039 (CA)

Specialties & taxonomies

Physical Medicine & Rehabilitation PhysicianPrimary208100000XLicense A50039 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1601 Ygnacio Valley Rd

Walnut Creek, CA 94598-3122

Phone: (925) 939-3000

Street-level locationGet directions

More CA providers

Mailing address

1017 El Camino Real

Redwood City, CA 94063-1691

Enumerated: 2006-11-01
Last updated: 2010-07-23

Frequently asked questions

What is Anna Lou's NPI number?: Anna Lou's National Provider Identifier (NPI) is 1649358185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Anna Lou's specialty?: Anna Lou is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
Where is Anna Lou located?: Anna Lou's practice location on file with NPPES is 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598-3122.
What is Anna Lou's phone number?: The practice phone number listed in the NPPES registry for Anna Lou is (925) 939-3000.
Is Anna Lou's NPI active?: Yes — Anna Lou's NPI (1649358185) is active in the NPPES registry as of the last update on 2010-07-23.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.