Elsa Chiyo Iwai
NPI 1457215667 · Certified Registered Nurse Anesthetist · Chicago, IL
Elsa Chiyo Iwai is a Certified Registered Nurse Anesthetist provider in Chicago, IL (NPI 1457215667).
Provider details
- NPI number
- 1457215667
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 209034455 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-12-11
- Last updated
- 2026-03-27
- Certified
- 2026-03-27
Frequently asked questions
- What is Elsa Chiyo Iwai's NPI number?
- Elsa Chiyo Iwai's National Provider Identifier (NPI) is 1457215667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elsa Chiyo Iwai's specialty?
- Elsa Chiyo Iwai is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elsa Chiyo Iwai located?
- Elsa Chiyo Iwai's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Elsa Chiyo Iwai's phone number?
- The practice phone number listed in the NPPES registry for Elsa Chiyo Iwai is (888) 824-0200.
- Is Elsa Chiyo Iwai's NPI active?
- Yes — Elsa Chiyo Iwai's NPI (1457215667) is active in the NPPES registry as of the last update on 2026-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.