What is Jay Pensler's NPI number?

Jay Pensler's National Provider Identifier (NPI) is 1003831322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jay Pensler's specialty?

Jay Pensler is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Jay Pensler located?

Jay Pensler's practice location on file with NPPES is 680 N Lake Shore Dr, Chicago, IL 60611-4546.

What is Jay Pensler's phone number?

The practice phone number listed in the NPPES registry for Jay Pensler is (312) 642-7777.

Is Jay Pensler's NPI active?

Yes — Jay Pensler's NPI (1003831322) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Jay Pensler, M.D.

NPI 1003831322 · Specialist · Chicago, IL

Jay Pensler, M.D. is a Specialist provider in Chicago, IL (NPI 1003831322).

Provider details

NPI number: 1003831322
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: M.D.
Sex: Male
Sole proprietor: Yes

Practice location

680 N Lake Shore Dr

Suite 1125

Chicago, IL 60611-4546

Phone: (312) 642-7777

Fax: (312) 642-3333

Street-level locationGet directions

More IL providers

Mailing address

680 N Lake Shore Dr

Chicago, IL 60611-4546

Specialties & taxonomies

SpecialistPrimary174400000X
Other 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
20 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.

Enumerated: 2006-07-13
Last updated: 2007-07-08

Frequently asked questions

What is Jay Pensler's NPI number?: Jay Pensler's National Provider Identifier (NPI) is 1003831322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Jay Pensler's specialty?: Jay Pensler is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
Where is Jay Pensler located?: Jay Pensler's practice location on file with NPPES is 680 N Lake Shore Dr, Chicago, IL 60611-4546.
What is Jay Pensler's phone number?: The practice phone number listed in the NPPES registry for Jay Pensler is (312) 642-7777.
Is Jay Pensler's NPI active?: Yes — Jay Pensler's NPI (1003831322) is active in the NPPES registry as of the last update on 2007-07-08.

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