John Sykes, CSC-AD
NPI 1831370790 · Addiction (Substance Use Disorder) Counselor · Centreville, MD
John Sykes, CSC-AD is a Addiction (Substance Use Disorder) Counselor provider in Centreville, MD (NPI 1831370790).
Provider details
- NPI number
- 1831370790
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CSC-AD
- Sex
- Male
- Sole proprietor
- No
- License
- SC0358 (MD)
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
18 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
- 2007-11-20
- Last updated
- 2007-11-20
Frequently asked questions
- What is John Sykes's NPI number?
- John Sykes's National Provider Identifier (NPI) is 1831370790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sykes's specialty?
- John Sykes is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is John Sykes located?
- John Sykes's practice location on file with NPPES is 205 N Liberty St, Centreville, MD 21617-1022.
- What is John Sykes's phone number?
- The practice phone number listed in the NPPES registry for John Sykes is (410) 758-1306.
- Is John Sykes's NPI active?
- Yes — John Sykes's NPI (1831370790) is active in the NPPES registry as of the last update on 2007-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.