What is Karen Matsumura-Lem's NPI number?

Karen Matsumura-Lem's National Provider Identifier (NPI) is 1235271891, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Karen Matsumura-Lem's specialty?

Karen Matsumura-Lem is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Karen Matsumura-Lem located?

Karen Matsumura-Lem's practice location on file with NPPES is 309 E. Second Street, Pomona, CA 91766-1854.

What is Karen Matsumura-Lem's phone number?

The practice phone number listed in the NPPES registry for Karen Matsumura-Lem is (909) 469-8607.

Is Karen Matsumura-Lem's NPI active?

Yes — Karen Matsumura-Lem's NPI (1235271891) is active in the NPPES registry as of the last update on 2023-08-07.

IndividualActive

Karen Matsumura-Lem, D.D.S.

NPI 1235271891 · Dentist · Pomona, CA

Karen Matsumura-Lem, D.D.S. is a Dentist provider in Pomona, CA (NPI 1235271891).

Provider details

NPI number: 1235271891
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: D.D.S.
Sex: Female
Sole proprietor: No
License: 44030 (CA)

Specialties & taxonomies

DentistPrimary122300000XLicense 44030 (CA)
Dental Providers

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

309 E. Second Street

Pomona, CA 91766-1854

Phone: (909) 469-8607

Street-level locationGet directions

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Mailing address