Natalie Sievert
NPI 1023351434 · Marriage & Family Therapist · Kentfield, CA
Natalie Sievert is a Marriage & Family Therapist provider in Kentfield, CA (NPI 1023351434).
Provider details
- NPI number
- 1023351434
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
13 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Mailing address
Registry dates
- Enumerated
- 2013-04-03
- Last updated
- 2020-07-08
- Certified
- 2020-07-08
Frequently asked questions
- What is Natalie Sievert's NPI number?
- Natalie Sievert's National Provider Identifier (NPI) is 1023351434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Sievert's specialty?
- Natalie Sievert is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Natalie Sievert located?
- Natalie Sievert's practice location on file with NPPES is 1135 Sir Francis Drake Blvd Apt 8, Kentfield, CA 94904-1435.
- What is Natalie Sievert's phone number?
- The practice phone number listed in the NPPES registry for Natalie Sievert is (415) 302-2940.
- Is Natalie Sievert's NPI active?
- Yes — Natalie Sievert's NPI (1023351434) is active in the NPPES registry as of the last update on 2020-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.