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Roger Ewing, MD
NPI 1801823612 · Gastroenterology Physician · Iowa City, IA
Roger Ewing, MD is a Gastroenterology Physician provider in Iowa City, IA (NPI 1801823612).
Provider details
- NPI number
- 1801823612
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25693 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 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
540 E Jefferson St
Suite 102
Iowa City, IA 52245-2477
Phone: (319) 337-5997
Fax: (319) 358-2665
Street-level locationGet directions
Mailing address
Po Box 2027
Iowa City, IA 52244-2027
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2012-12-20
Frequently asked questions
- What is Roger Ewing's NPI number?
- Roger Ewing's National Provider Identifier (NPI) is 1801823612, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Ewing's specialty?
- Roger Ewing is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Ewing located?
- Roger Ewing's practice location on file with NPPES is 540 E Jefferson St, Iowa City, IA 52245-2477.
- What is Roger Ewing's phone number?
- The practice phone number listed in the NPPES registry for Roger Ewing is (319) 337-5997.
- Is Roger Ewing's NPI active?
- Yes — Roger Ewing's NPI (1801823612) is active in the NPPES registry as of the last update on 2012-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.