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Marshall Sparberg, M.D.
NPI 1700852571 · Gastroenterology Physician · Chicago, IL
Marshall Sparberg, M.D. is a Gastroenterology Physician provider in Chicago, IL (NPI 1700852571).
Provider details
- NPI number
- 1700852571
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(84/100 index)
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
83% 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
676 N Saint Clair St
Suite 1525
Chicago, IL 60611-2927
Phone: (312) 944-7080
Fax: (312) 266-0478
Street-level locationGet directions
Mailing address
1730 Park St
Naperville, IL 60563-2688
Registry dates
- Enumerated
- 2006-02-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marshall Sparberg's NPI number?
- Marshall Sparberg's National Provider Identifier (NPI) is 1700852571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Sparberg's specialty?
- Marshall Sparberg is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Sparberg located?
- Marshall Sparberg's practice location on file with NPPES is 676 N Saint Clair St, Chicago, IL 60611-2927.
- What is Marshall Sparberg's phone number?
- The practice phone number listed in the NPPES registry for Marshall Sparberg is (312) 944-7080.
- Is Marshall Sparberg's NPI active?
- Yes — Marshall Sparberg's NPI (1700852571) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.