Idun Hallgreen, MD
NPI 1548955420 · Student in an Organized Health Care Education/Training Program · Elmhurst, NY
Idun Hallgreen, MD is a Student in an Organized Health Care Education/Training Program provider in Elmhurst, NY (NPI 1548955420).
Provider details
- NPI number
- 1548955420
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Mailing address
Registry dates
- Enumerated
- 2023-04-06
- Last updated
- 2025-01-24
- Certified
- 2023-04-06
Frequently asked questions
- What is Idun Hallgreen's NPI number?
- Idun Hallgreen's National Provider Identifier (NPI) is 1548955420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Idun Hallgreen's specialty?
- Idun Hallgreen is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Idun Hallgreen located?
- Idun Hallgreen's practice location on file with NPPES is 7901 Broadway, Elmhurst, NY 11373-1329.
- What is Idun Hallgreen's phone number?
- The practice phone number listed in the NPPES registry for Idun Hallgreen is (718) 334-3542.
- Is Idun Hallgreen's NPI active?
- Yes — Idun Hallgreen's NPI (1548955420) is active in the NPPES registry as of the last update on 2025-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.