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Robert Greenberg, M.D.
NPI 1669685905 · Pediatrics Physician · Chicago, IL
Robert Greenberg, M.D. is a Pediatrics Physician provider in Chicago, IL (NPI 1669685905).
Provider details
- NPI number
- 1669685905
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036117373 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
225 E Chicago Ave # 55
Chicago, IL 60611-2991
Phone: (312) 227-4000
Fax: (312) 227-9525
Street-level locationGet directions
Mailing address
225 E Chicago Ave # 55
Chicago, IL 60611-2991
Registry dates
- Enumerated
- 2007-05-07
- Last updated
- 2024-08-12
- Certified
- 2024-08-12
Frequently asked questions
- What is Robert Greenberg's NPI number?
- Robert Greenberg's National Provider Identifier (NPI) is 1669685905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Greenberg's specialty?
- Robert Greenberg is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Greenberg located?
- Robert Greenberg's practice location on file with NPPES is 225 E Chicago Ave # 55, Chicago, IL 60611-2991.
- What is Robert Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Robert Greenberg is (312) 227-4000.
- Is Robert Greenberg's NPI active?
- Yes — Robert Greenberg's NPI (1669685905) is active in the NPPES registry as of the last update on 2024-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.