Grant Boyken, RADT
NPI 1609549138 · Addiction (Substance Use Disorder) Counselor · Sacramento, CA
Grant Boyken, RADT is a Addiction (Substance Use Disorder) Counselor provider in Sacramento, CA (NPI 1609549138).
Provider details
- NPI number
- 1609549138
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- RADT
- Sex
- Male
- Sole proprietor
- No
- License
- R1437190721 (CA)
Specialties & taxonomies
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
4 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
Mailing address
Registry dates
- Enumerated
- 2021-07-29
- Last updated
- 2021-07-29
- Certified
- 2021-07-29
Frequently asked questions
- What is Grant Boyken's NPI number?
- Grant Boyken's National Provider Identifier (NPI) is 1609549138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Boyken's specialty?
- Grant Boyken is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Grant Boyken located?
- Grant Boyken's practice location on file with NPPES is 3600 Power Inn Rd Ste C, Sacramento, CA 95826-3826.
- What is Grant Boyken's phone number?
- The practice phone number listed in the NPPES registry for Grant Boyken is (916) 450-0700.
- Is Grant Boyken's NPI active?
- Yes — Grant Boyken's NPI (1609549138) is active in the NPPES registry as of the last update on 2021-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.