What is Gage Sullivan's NPI number?

Gage Sullivan's National Provider Identifier (NPI) is 1306621099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gage Sullivan's specialty?

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

Where is Gage Sullivan located?

Gage Sullivan's practice location on file with NPPES is 1028 Walnut St, Yankton, SD 57078-2910.

What is Gage Sullivan's phone number?

The practice phone number listed in the NPPES registry for Gage Sullivan is (605) 665-4606.

Is Gage Sullivan's NPI active?

Yes — Gage Sullivan's NPI (1306621099) is active in the NPPES registry as of the last update on 2023-08-30.

IndividualActive

Gage Sullivan

NPI 1306621099 · Counselor · Yankton, SD

Gage Sullivan is a Counselor provider in Yankton, SD (NPI 1306621099).

Provider details

NPI number: 1306621099
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(51/100 index)

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

Registry tenure38% of score
2 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

1028 Walnut St

Yankton, SD 57078-2910

Phone: (605) 665-4606

Street-level locationGet directions

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Mailing address