Walter Stoller, MD
NPI 1255404885 · Endocrinology, Diabetes & Metabolism Physician · Chicago, IL
Walter Stoller, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Chicago, IL (NPI 1255404885).
Provider details
- NPI number
- 1255404885
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036066542 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2016-05-16
Frequently asked questions
- What is Walter Stoller's NPI number?
- Walter Stoller's National Provider Identifier (NPI) is 1255404885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Stoller's specialty?
- Walter Stoller is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Stoller located?
- Walter Stoller's practice location on file with NPPES is 259 E Erie St, Chicago, IL 60611-2987.
- What is Walter Stoller's phone number?
- The practice phone number listed in the NPPES registry for Walter Stoller is (312) 926-6000.
- Is Walter Stoller's NPI active?
- Yes — Walter Stoller's NPI (1255404885) is active in the NPPES registry as of the last update on 2016-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.