What is Insup Hong's NPI number?

Insup Hong's National Provider Identifier (NPI) is 1588479968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Insup Hong's specialty?

Insup Hong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Insup Hong located?

Insup Hong's practice location on file with NPPES is 3249 S. Oak Park Ave, Berwyn, IL 60402.

What is Insup Hong's phone number?

The practice phone number listed in the NPPES registry for Insup Hong is (708) 783-3425.

Is Insup Hong's NPI active?

Yes — Insup Hong's NPI (1588479968) is active in the NPPES registry as of the last update on 2026-05-19.

IndividualActive

Insup Hong, MD

NPI 1588479968 · Internal Medicine Physician · Berwyn, IL

Insup Hong, MD is a Internal Medicine Physician provider in Berwyn, IL (NPI 1588479968).

Provider details

NPI number: 1588479968
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 125.087742 (IL)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 125.087742 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(55/100 index)

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

Registry tenure38% of score
1 yr 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

3249 S. Oak Park Ave

Berwyn, IL 60402

Phone: (708) 783-3425

Street-level locationGet directions

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Mailing address