What is Joseph John's NPI number?

Joseph John's National Provider Identifier (NPI) is 1427871615, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Joseph John's specialty?

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

Where is Joseph John located?

Joseph John's practice location on file with NPPES is 2424 Alcott St Unit 1026, Denver, CO 80211-4907.

What is Joseph John's phone number?

The practice phone number listed in the NPPES registry for Joseph John is (303) 351-2639.

Is Joseph John's NPI active?

Yes — Joseph John's NPI (1427871615) is active in the NPPES registry as of the last update on 2025-07-07.

IndividualActive

Joseph John

NPI 1427871615 · Social Worker · Denver, CO

Joseph John is a Social Worker provider in Denver, CO (NPI 1427871615).

Provider details

NPI number: 1427871615
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes
License: 0009925682 (CO)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 0009925682 (CO)
Behavioral Health & Social Service Providers

Profile Score

Established profile(55/100 index)

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

Registry tenure38% of score
1 yr 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

2424 Alcott St Unit 1026

Denver, CO 80211-4907

Phone: (303) 351-2639

Street-level locationGet directions

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Mailing address