Lisa Sienkiewicz, LMFT
NPI 1154850873 · Marriage & Family Therapist · Corona, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lisa Sienkiewicz, LMFT is a Marriage & Family Therapist provider in Corona, CA (NPI 1154850873).
Provider details
- NPI number
- 1154850873
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 132386 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 233 S Quintana DrAnaheim, CA 92807-4029Phone: (714) 202-2100
Registry dates
- Enumerated
- 2017-06-06
- Last updated
- 2025-02-18
- Certified
- 2025-02-18
Frequently asked questions
- What is Lisa Sienkiewicz's NPI number?
- Lisa Sienkiewicz's National Provider Identifier (NPI) is 1154850873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lisa Sienkiewicz's specialty?
- Lisa Sienkiewicz is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Lisa Sienkiewicz located?
- Lisa Sienkiewicz's practice location on file with NPPES is 4160 Temescal Canyon Rd Ste 205, Corona, CA 92883-4624.
- What is Lisa Sienkiewicz's phone number?
- The practice phone number listed in the NPPES registry for Lisa Sienkiewicz is (858) 279-1223.
- Does Lisa Sienkiewicz accept Medicare?
- Lisa Sienkiewicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lisa Sienkiewicz's NPI active?
- Yes — Lisa Sienkiewicz's NPI (1154850873) is active in the NPPES registry as of the last update on 2025-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.