What is Karen Hummel's NPI number?

Karen Hummel's National Provider Identifier (NPI) is 1326856089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Karen Hummel's specialty?

Karen Hummel is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is Karen Hummel located?

Karen Hummel's practice location on file with NPPES is 64 Vellisimo Dr, Aliso Viejo, CA 92656-8041.

What is Karen Hummel's phone number?

The practice phone number listed in the NPPES registry for Karen Hummel is (949) 874-4246.

Is Karen Hummel's NPI active?

Yes — Karen Hummel's NPI (1326856089) is active in the NPPES registry as of the last update on 2024-12-26.

IndividualActive

Karen Hummel, PHD

NPI 1326856089 · Clinical Psychologist · Aliso Viejo, CA

Karen Hummel, PHD is a Clinical Psychologist provider in Aliso Viejo, CA (NPI 1326856089).

Provider details

NPI number: 1326856089
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Female
Sole proprietor: Yes
License: PSY33759 (CA)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense PSY33759 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(55/100 index)

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

Registry tenure38% of score
1 yr 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

64 Vellisimo Dr

Aliso Viejo, CA 92656-8041

Phone: (949) 874-4246

Street-level locationGet directions

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Mailing address