What is Leonard Sonnenschein's NPI number?

Leonard Sonnenschein's National Provider Identifier (NPI) is 1003745910, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Leonard Sonnenschein's specialty?

Leonard Sonnenschein is listed in the NPPES registry with a primary specialty of Research Clinic/Center (Ambulatory Health Care Facilities).

Where is Leonard Sonnenschein located?

Leonard Sonnenschein's practice location on file with NPPES is 6617 Nw 24th Ave, Boca Raton, FL 33496-3635.

What is Leonard Sonnenschein's phone number?

The practice phone number listed in the NPPES registry for Leonard Sonnenschein is (314) 609-2798.

Is Leonard Sonnenschein's NPI active?

Yes — Leonard Sonnenschein's NPI (1003745910) is active in the NPPES registry as of the last update on 2026-05-16.

IndividualActive

Leonard Sonnenschein

NPI 1003745910 · Research Clinic/Center · Boca Raton, FL

Leonard Sonnenschein is a Research Clinic/Center provider in Boca Raton, FL (NPI 1003745910).

Provider details

NPI number: 1003745910
Entity type: Individual
Primary specialty: Research Clinic/CenterAmbulatory Health Care Facilities
Sex: Male
Sole proprietor: Yes

Practice location

6617 Nw 24th Ave

Boca Raton, FL 33496-3635

Phone: (314) 609-2798

Street-level locationGet directions

More FL providers

Mailing address

6617 Nw 24th Ave

Boca Raton, FL 33496-3635

Specialties & taxonomies

Research Clinic/CenterPrimary261QR1100X
Ambulatory Health Care Facilities

Profile Score

Basic profile(47/100 index)

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

Registry tenure38% of score
Under 1 yr in 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.

Enumerated: 2026-05-16
Last updated: 2026-05-16
Certified: 2026-05-16

Frequently asked questions

What is Leonard Sonnenschein's NPI number?: Leonard Sonnenschein's National Provider Identifier (NPI) is 1003745910, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Leonard Sonnenschein's specialty?: Leonard Sonnenschein is listed in the NPPES registry with a primary specialty of Research Clinic/Center (Ambulatory Health Care Facilities).
Where is Leonard Sonnenschein located?: Leonard Sonnenschein's practice location on file with NPPES is 6617 Nw 24th Ave, Boca Raton, FL 33496-3635.
What is Leonard Sonnenschein's phone number?: The practice phone number listed in the NPPES registry for Leonard Sonnenschein is (314) 609-2798.
Is Leonard Sonnenschein's NPI active?: Yes — Leonard Sonnenschein's NPI (1003745910) is active in the NPPES registry as of the last update on 2026-05-16.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions