Dianna James, MD
NPI 1942404769 · Obstetrics & Gynecology Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dianna James, MD is a Obstetrics & Gynecology Physician provider in Iowa City, IA (NPI 1942404769).
Provider details
- NPI number
- 1942404769
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD-56255 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 500 E Market StIowa City, IA 52245-2633Phone: (319) 356-2294Fax: (319) 384-7346
Registry dates
- Enumerated
- 2007-06-14
- Last updated
- 2026-02-17
- Certified
- 2026-02-17
Frequently asked questions
- What is Dianna James's NPI number?
- Dianna James's National Provider Identifier (NPI) is 1942404769, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dianna James's specialty?
- Dianna James is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Dianna James located?
- Dianna James's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is Dianna James's phone number?
- The practice phone number listed in the NPPES registry for Dianna James is (319) 356-2294.
- Does Dianna James accept Medicare?
- Dianna James is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dianna James's NPI active?
- Yes — Dianna James's NPI (1942404769) is active in the NPPES registry as of the last update on 2026-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.