On Site Dermatology of Illinois PLLC
NPI 1437859592 · Dermatology Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
On Site Dermatology of Illinois PLLC is a Dermatology Physician organization in Chicago, IL (NPI 1437859592).
Provider details
- NPI number
- 1437859592
- Entity type
- Organization
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Animesh Sinha, Manager(561) 314-2000
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Mailing address
Registry dates
- Enumerated
- 2023-03-07
- Last updated
- 2023-04-07
- Certified
- 2023-04-07
Frequently asked questions
- What is On Site Dermatology of Illinois PLLC's NPI number?
- On Site Dermatology of Illinois PLLC's National Provider Identifier (NPI) is 1437859592, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is On Site Dermatology of Illinois PLLC?
- On Site Dermatology of Illinois PLLC is classified in the NPPES registry as Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is On Site Dermatology of Illinois PLLC located?
- On Site Dermatology of Illinois PLLC's practice location on file with NPPES is 2960 N Lake Shore Dr, Chicago, IL 60657-5600.
- What is On Site Dermatology of Illinois PLLC's phone number?
- The practice phone number listed in the NPPES registry for On Site Dermatology of Illinois PLLC is (877) 345-5300.
- Does On Site Dermatology of Illinois PLLC accept Medicare?
- On Site Dermatology of Illinois PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for On Site Dermatology of Illinois PLLC?
- The authorized official listed on On Site Dermatology of Illinois PLLC's NPPES record is Animesh Sinha, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is On Site Dermatology of Illinois PLLC's NPI active?
- Yes — On Site Dermatology of Illinois PLLC's NPI (1437859592) is active in the NPPES registry as of the last update on 2023-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.