What is William Seyfried's NPI number?

William Seyfried's National Provider Identifier (NPI) is 1306424593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Seyfried's specialty?

William Seyfried is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is William Seyfried located?

William Seyfried's practice location on file with NPPES is 3031 C St, Sacramento, CA 95816-3326.

What is William Seyfried's phone number?

The practice phone number listed in the NPPES registry for William Seyfried is (916) 442-2396.

Is William Seyfried's NPI active?

Yes — William Seyfried's NPI (1306424593) is active in the NPPES registry as of the last update on 2021-03-30.

IndividualActive

William Seyfried

NPI 1306424593 · Behavior Technician · Sacramento, CA

William Seyfried is a Behavior Technician provider in Sacramento, CA (NPI 1306424593).

Provider details

NPI number: 1306424593
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(56/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 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

3031 C St

Sacramento, CA 95816-3326

Phone: (916) 442-2396

Street-level locationGet directions

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Mailing address