IndividualActive
Mark Jacobson, LCSW
NPI 1801935531 · Clinical Social Worker · Roseville, CA
Mark Jacobson, LCSW is a Clinical Social Worker provider in Roseville, CA (NPI 1801935531).
Provider details
- NPI number
- 1801935531
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20685 (CA)
Specialties & taxonomies
Behavioral Health & Social Service 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
1677 Eureka Rd Ste 203
Roseville, CA 95661-3039
Phone: (916) 783-2633
Fax: (916) 783-9721
Street-level locationGet directions
Mailing address
1677 Eureka Rd Ste 203
Roseville, CA 95661-3039
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Jacobson's NPI number?
- Mark Jacobson's National Provider Identifier (NPI) is 1801935531, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Jacobson's specialty?
- Mark Jacobson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Jacobson located?
- Mark Jacobson's practice location on file with NPPES is 1677 Eureka Rd Ste 203, Roseville, CA 95661-3039.
- What is Mark Jacobson's phone number?
- The practice phone number listed in the NPPES registry for Mark Jacobson is (916) 783-2633.
- Is Mark Jacobson's NPI active?
- Yes — Mark Jacobson's NPI (1801935531) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.