Eric Tseng O.D., Prof. Corp.
NPI 1164664280 · Optometrist · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Tseng O.D., Prof. Corp. is a Optometrist organization in Chicago, IL (NPI 1164664280).
Provider details
- NPI number
- 1164664280
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Eric Tseng, President(773) 303-8279
- License
- 046010071 (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
17 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
- 2009-04-03
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Eric Tseng O.D., Prof. Corp.'s NPI number?
- Eric Tseng O.D., Prof. Corp.'s National Provider Identifier (NPI) is 1164664280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Eric Tseng O.D., Prof. Corp.?
- Eric Tseng O.D., Prof. Corp. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Eric Tseng O.D., Prof. Corp. located?
- Eric Tseng O.D., Prof. Corp.'s practice location on file with NPPES is 9928 S Western Ave, Chicago, IL 60643-1831.
- What is Eric Tseng O.D., Prof. Corp.'s phone number?
- The practice phone number listed in the NPPES registry for Eric Tseng O.D., Prof. Corp. is (773) 303-8279.
- Does Eric Tseng O.D., Prof. Corp. accept Medicare?
- Eric Tseng O.D., Prof. Corp. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Eric Tseng O.D., Prof. Corp.?
- The authorized official listed on Eric Tseng O.D., Prof. Corp.'s NPPES record is Eric Tseng, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Eric Tseng O.D., Prof. Corp.'s NPI active?
- Yes — Eric Tseng O.D., Prof. Corp.'s NPI (1164664280) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.