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Charles Nielsen
NPI 1457615643 · Case Manager/Care Coordinator · Sacramento, CA
Charles Nielsen is a Case Manager/Care Coordinator provider in Sacramento, CA (NPI 1457615643).
Provider details
- NPI number
- 1457615643
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(73/100 index)
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
9343 Tech Center Dr
Sacramento, CA 95826-2563
Phone: (916) 388-6304
Street-level locationGet directions
Mailing address
3614 Cambridge Rd
Cameron Park, CA 95682-9019
Registry dates
- Enumerated
- 2012-07-02
- Last updated
- 2012-07-02
Frequently asked questions
- What is Charles Nielsen's NPI number?
- Charles Nielsen's National Provider Identifier (NPI) is 1457615643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Nielsen's specialty?
- Charles Nielsen is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Charles Nielsen located?
- Charles Nielsen's practice location on file with NPPES is 9343 Tech Center Dr, Sacramento, CA 95826-2563.
- What is Charles Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Charles Nielsen is (916) 388-6304.
- Is Charles Nielsen's NPI active?
- Yes — Charles Nielsen's NPI (1457615643) is active in the NPPES registry as of the last update on 2012-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.