Bassam Osman, MD, Sc, Ltd
NPI 1245437839 · Neurology Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bassam Osman, MD, Sc, Ltd is a Neurology Physician organization in Chicago, IL (NPI 1245437839).
Provider details
- NPI number
- 1245437839
- Entity type
- Organization
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Bassam Osman, Physician(630) 715-9327
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
18 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
- 2007-06-28
- Last updated
- 2013-10-03
Frequently asked questions
- What is Bassam Osman, MD, Sc, Ltd's NPI number?
- Bassam Osman, MD, Sc, Ltd's National Provider Identifier (NPI) is 1245437839, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Bassam Osman, MD, Sc, Ltd?
- Bassam Osman, MD, Sc, Ltd is classified in the NPPES registry as Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Bassam Osman, MD, Sc, Ltd located?
- Bassam Osman, MD, Sc, Ltd's practice location on file with NPPES is 2525 S Michigan Ave, Chicago, IL 60616-2333.
- What is Bassam Osman, MD, Sc, Ltd's phone number?
- The practice phone number listed in the NPPES registry for Bassam Osman, MD, Sc, Ltd is (630) 715-9327.
- Does Bassam Osman, MD, Sc, Ltd accept Medicare?
- Bassam Osman, MD, Sc, Ltd 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 Bassam Osman, MD, Sc, Ltd?
- The authorized official listed on Bassam Osman, MD, Sc, Ltd's NPPES record is Bassam Osman, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Bassam Osman, MD, Sc, Ltd's NPI active?
- Yes — Bassam Osman, MD, Sc, Ltd's NPI (1245437839) is active in the NPPES registry as of the last update on 2013-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.