What is Heejung Koh's NPI number?

Heejung Koh's National Provider Identifier (NPI) is 1619035870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Heejung Koh's specialty?

Heejung Koh is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).

Where is Heejung Koh located?

Heejung Koh's practice location on file with NPPES is 18742 Colima Rd, Rowland Heights, CA 91748-2916.

What is Heejung Koh's phone number?

The practice phone number listed in the NPPES registry for Heejung Koh is (626) 854-1001.

Is Heejung Koh's NPI active?

Yes — Heejung Koh's NPI (1619035870) is active in the NPPES registry as of the last update on 2026-01-21.

IndividualActive

Heejung Koh, O.D.

NPI 1619035870 · Optometrist · Rowland Heights, CA

Heejung Koh, O.D. is a Optometrist provider in Rowland Heights, CA (NPI 1619035870).

Provider details

NPI number: 1619035870
Entity type: Individual
Primary specialty: OptometristEye and Vision Services Providers
Credential: O.D.
Sex: Female
Sole proprietor: Yes
License: 12818 TPA (CA)

Specialties & taxonomies

OptometristPrimary152W00000XLicense 12818 TPA (CA)
Eye and Vision Services Providers

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 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

18742 Colima Rd

Rowland Heights, CA 91748-2916

Phone: (626) 854-1001

Street-level locationGet directions

More CA providers

Mailing address