What is Darin Ferguson's NPI number?

Darin Ferguson's National Provider Identifier (NPI) is 1528411949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Darin Ferguson's specialty?

Darin Ferguson is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Darin Ferguson located?

Darin Ferguson's practice location on file with NPPES is 768 Pleasant Valley Rd, Diamond Springs, CA 95619-9260.

What is Darin Ferguson's phone number?

The practice phone number listed in the NPPES registry for Darin Ferguson is (530) 621-6290.

Is Darin Ferguson's NPI active?

Yes — Darin Ferguson's NPI (1528411949) is active in the NPPES registry as of the last update on 2026-05-04.

IndividualActive

Darin Ferguson

NPI 1528411949 · Social Worker · Diamond Springs, CA

Darin Ferguson is a Social Worker provider in Diamond Springs, CA (NPI 1528411949).

Provider details

NPI number: 1528411949
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes
License: 106603 (CA)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 106603 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(71/100 index)

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
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

768 Pleasant Valley Rd

Diamond Springs, CA 95619-9260

Phone: (530) 621-6290

Fax: (530) 295-2532

Street-level locationGet directions

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Mailing address