What is Aaron Lesser's NPI number?

Aaron Lesser's National Provider Identifier (NPI) is 1083223937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Aaron Lesser's specialty?

Aaron Lesser is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Aaron Lesser located?

Aaron Lesser's practice location on file with NPPES is 4856 Innovation Dr, Fort Collins, CO 80525-5539.

What is Aaron Lesser's phone number?

The practice phone number listed in the NPPES registry for Aaron Lesser is (970) 494-4200.

Is Aaron Lesser's NPI active?

Yes — Aaron Lesser's NPI (1083223937) is active in the NPPES registry as of the last update on 2025-02-14.

IndividualActive

Aaron Lesser, RN

NPI 1083223937 · Registered Nurse · Fort Collins, CO

Aaron Lesser, RN is a Registered Nurse provider in Fort Collins, CO (NPI 1083223937).

Provider details

NPI number: 1083223937
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Male
Sole proprietor: No
License: RN.1701702 (CO)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN.1701702 (CO)
Nursing Service Providers

Profile Score

Established profile(64/100 index)

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

Registry tenure38% of score
5 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

4856 Innovation Dr

Fort Collins, CO 80525-5539

Phone: (970) 494-4200

Fax: (844) 270-1824

Street-level locationGet directions

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Mailing address