Ian Klonk, MD
NPI 1952808099 · Diagnostic Radiology Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Klonk, MD is a Diagnostic Radiology Physician provider in Columbus, OH (NPI 1952808099).
Provider details
- NPI number
- 1952808099
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 35.138602 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
553 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 111 | $8 |
| Ct Scan of Chest With Contrast71260 | 111 | $51 |
| Ct Scan of Chest Without Contrast71250 | 72 | $48 |
| Ct Scan of Chest With Contrast71260 | 41 | $51 |
| Screening Mammography77067 | 41 | $34 |
| Screening 3d Breast Mammography77063 | 32 | $27 |
| Ct Scan of Chest Without Contrast71250 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-06
- Last updated
- 2023-06-05
- Certified
- 2023-06-05
Frequently asked questions
- What is Ian Klonk's NPI number?
- Ian Klonk's National Provider Identifier (NPI) is 1952808099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Klonk's specialty?
- Ian Klonk is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Klonk located?
- Ian Klonk's practice location on file with NPPES is 395 W 12th Ave, Columbus, OH 43210-1267.
- What is Ian Klonk's phone number?
- The practice phone number listed in the NPPES registry for Ian Klonk is (614) 293-8315.
- Does Ian Klonk accept Medicare?
- Ian Klonk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Klonk's NPI active?
- Yes — Ian Klonk's NPI (1952808099) is active in the NPPES registry as of the last update on 2023-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.