Anh Bui, M.D.
NPI 1841421104 · Internal Medicine Physician · Evanston, IL
Enrolled with Medicare as Order and Referring Only - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anh Bui, M.D. is a Internal Medicine Physician provider in Evanston, IL (NPI 1841421104).
Provider details
- NPI number
- 1841421104
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 125056199 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-08-05
- Last updated
- 2009-08-05
Frequently asked questions
- What is Anh Bui's NPI number?
- Anh Bui's National Provider Identifier (NPI) is 1841421104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anh Bui's specialty?
- Anh Bui is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anh Bui located?
- Anh Bui's practice location on file with NPPES is 2650 Ridge Ave, Evanston, IL 60201-1718.
- What is Anh Bui's phone number?
- The practice phone number listed in the NPPES registry for Anh Bui is (847) 570-2509.
- Does Anh Bui accept Medicare?
- Anh Bui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anh Bui's NPI active?
- Yes — Anh Bui's NPI (1841421104) is active in the NPPES registry as of the last update on 2009-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.