Margaret Tran, OD
NPI 1801566880 · Optometrist · Chicago, IL
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Tran, OD is a Optometrist provider in Chicago, IL (NPI 1801566880).
Provider details
- NPI number
- 1801566880
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 046.011538 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-09-20
- Last updated
- 2021-09-20
- Certified
- 2021-09-16
Frequently asked questions
- What is Margaret Tran's NPI number?
- Margaret Tran's National Provider Identifier (NPI) is 1801566880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Tran's specialty?
- Margaret Tran is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Margaret Tran located?
- Margaret Tran's practice location on file with NPPES is 5021 N Springfield Ave, Chicago, IL 60625-6110.
- What is Margaret Tran's phone number?
- The practice phone number listed in the NPPES registry for Margaret Tran is (773) 964-5565.
- Does Margaret Tran accept Medicare?
- Margaret Tran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Tran's NPI active?
- Yes — Margaret Tran's NPI (1801566880) is active in the NPPES registry as of the last update on 2021-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.