John Kwak, MD
NPI 1871694653 · Hospitalist Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kwak, MD is a Hospitalist Physician provider in Columbus, OH (NPI 1871694653).
Provider details
- NPI number
- 1871694653
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35069383 (OH)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-09-26
- Last updated
- 2007-12-14
Frequently asked questions
- What is John Kwak's NPI number?
- John Kwak's National Provider Identifier (NPI) is 1871694653, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kwak's specialty?
- John Kwak is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is John Kwak located?
- John Kwak's practice location on file with NPPES is 3525 Olentangy River Rd, Columbus, OH 43214-3937.
- What is John Kwak's phone number?
- The practice phone number listed in the NPPES registry for John Kwak is (614) 255-6900.
- Does John Kwak accept Medicare?
- John Kwak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kwak's NPI active?
- Yes — John Kwak's NPI (1871694653) is active in the NPPES registry as of the last update on 2007-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.