Bruce Rosenzweig, M.D.
NPI 1770568156 · Obstetrics & Gynecology Physician · Chicago, IL
Bruce Rosenzweig, M.D. is a Obstetrics & Gynecology Physician provider in Chicago, IL (NPI 1770568156).
Provider details
- NPI number
- 1770568156
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036071719 (IL)
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
20 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
- 2005-12-08
- Last updated
- 2022-03-21
- Certified
- 2022-03-21
Frequently asked questions
- What is Bruce Rosenzweig's NPI number?
- Bruce Rosenzweig's National Provider Identifier (NPI) is 1770568156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bruce Rosenzweig's specialty?
- Bruce Rosenzweig is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Bruce Rosenzweig located?
- Bruce Rosenzweig's practice location on file with NPPES is 175 E Delaware Pl Apt 8909, Chicago, IL 60611-7754.
- What is Bruce Rosenzweig's phone number?
- The practice phone number listed in the NPPES registry for Bruce Rosenzweig is (312) 399-2702.
- Is Bruce Rosenzweig's NPI active?
- Yes — Bruce Rosenzweig's NPI (1770568156) is active in the NPPES registry as of the last update on 2022-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.