What is John Duncan's NPI number?

John Duncan's National Provider Identifier (NPI) is 1376615088, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Duncan's specialty?

John Duncan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is John Duncan located?

John Duncan's practice location on file with NPPES is 200 Mcgee Rd, Anderson, SC 29625-2104.

What is John Duncan's phone number?

The practice phone number listed in the NPPES registry for John Duncan is (864) 260-2220.

Is John Duncan's NPI active?

Yes — John Duncan's NPI (1376615088) is active in the NPPES registry as of the last update on 2026-04-26.

IndividualActive

John Duncan

NPI 1376615088 · Mental Health Counselor · Anderson, SC

John Duncan is a Mental Health Counselor provider in Anderson, SC (NPI 1376615088).

Provider details

NPI number: 1376615088
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(84/100 index)

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

Registry tenure38% of score
19 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

200 Mcgee Rd

Anderson, SC 29625-2104

Phone: (864) 260-2220

Street-level locationGet directions

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Mailing address