Gitanjali Sivasubramaniam, M.D.
NPI 1326334103 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gitanjali Sivasubramaniam, M.D. is a Family Medicine Physician provider in Chicago, IL (NPI 1326334103).
Provider details
- NPI number
- 1326334103
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 125060230 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-06-21
- Last updated
- 2019-12-27
- Certified
- 2019-12-27
Frequently asked questions
- What is Gitanjali Sivasubramaniam's NPI number?
- Gitanjali Sivasubramaniam's National Provider Identifier (NPI) is 1326334103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gitanjali Sivasubramaniam's specialty?
- Gitanjali Sivasubramaniam is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gitanjali Sivasubramaniam located?
- Gitanjali Sivasubramaniam's practice location on file with NPPES is 5359 W Fullerton Ave, Chicago, IL 60639-1450.
- What is Gitanjali Sivasubramaniam's phone number?
- The practice phone number listed in the NPPES registry for Gitanjali Sivasubramaniam is (773) 836-2785.
- Does Gitanjali Sivasubramaniam accept Medicare?
- Gitanjali Sivasubramaniam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gitanjali Sivasubramaniam's NPI active?
- Yes — Gitanjali Sivasubramaniam's NPI (1326334103) is active in the NPPES registry as of the last update on 2019-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.