John Hamilton, LCSW
NPI 1427617646 · Clinical Social Worker · Oceanside, CA
John Hamilton, LCSW is a Clinical Social Worker provider in Oceanside, CA (NPI 1427617646).
Provider details
- NPI number
- 1427617646
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
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
7 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
Mailing address
Registry dates
- Enumerated
- 2019-06-11
- Last updated
- 2021-08-29
- Certified
- 2021-08-29
Frequently asked questions
- What is John Hamilton's NPI number?
- John Hamilton's National Provider Identifier (NPI) is 1427617646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hamilton's specialty?
- John Hamilton is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Hamilton located?
- John Hamilton's practice location on file with NPPES is 3583 Newland Rd, Oceanside, CA 92056-4923.
- What is John Hamilton's phone number?
- The practice phone number listed in the NPPES registry for John Hamilton is (760) 685-4653.
- Is John Hamilton's NPI active?
- Yes — John Hamilton's NPI (1427617646) is active in the NPPES registry as of the last update on 2021-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.