Ju-Un Park, MD
NPI 1871858191 · Internal Medicine Physician · Rockville, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ju-Un Park, MD is a Internal Medicine Physician provider in Rockville, MD (NPI 1871858191).
Provider details
- NPI number
- 1871858191
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D77204 (MD)
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
13 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
- 2012-07-12
- Last updated
- 2015-10-30
Frequently asked questions
- What is Ju-Un Park's NPI number?
- Ju-Un Park's National Provider Identifier (NPI) is 1871858191, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ju-Un Park's specialty?
- Ju-Un Park is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ju-Un Park located?
- Ju-Un Park's practice location on file with NPPES is 6000 Executive Blvd, Rockville, MD 20852-3803.
- What is Ju-Un Park's phone number?
- The practice phone number listed in the NPPES registry for Ju-Un Park is (301) 468-8999.
- Does Ju-Un Park accept Medicare?
- Ju-Un Park is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ju-Un Park's NPI active?
- Yes — Ju-Un Park's NPI (1871858191) is active in the NPPES registry as of the last update on 2015-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.