Sun Yun Won MD
NPI 1255506069 · Obstetrics & Gynecology Physician · Chicago, IL
Sun Yun Won MD is a Obstetrics & Gynecology Physician organization in Chicago, IL (NPI 1255506069).
Provider details
- NPI number
- 1255506069
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sung Yun Won, Provider(773) 275-5518
- License
- 036102499 (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
18 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
- 2008-04-23
- Last updated
- 2008-04-23
Frequently asked questions
- What is Sun Yun Won MD's NPI number?
- Sun Yun Won MD's National Provider Identifier (NPI) is 1255506069, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sun Yun Won MD?
- Sun Yun Won MD is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Sun Yun Won MD located?
- Sun Yun Won MD's practice location on file with NPPES is 5140 N California Ave, Chicago, IL 60625-3645.
- What is Sun Yun Won MD's phone number?
- The practice phone number listed in the NPPES registry for Sun Yun Won MD is (773) 275-5518.
- Who is the authorized official for Sun Yun Won MD?
- The authorized official listed on Sun Yun Won MD's NPPES record is Sung Yun Won, Provider. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sun Yun Won MD's NPI active?
- Yes — Sun Yun Won MD's NPI (1255506069) is active in the NPPES registry as of the last update on 2008-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.