Tony Chon, M.D.
NPI 1558349324 · Internal Medicine Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tony Chon, M.D. is a Internal Medicine Physician provider in Rochester, MN (NPI 1558349324).
Provider details
- NPI number
- 1558349324
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 45688 (MN)
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
20 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
397 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) |
|---|---|---|
| Acupuncture, Each Additional 15 Minutes97811 | 93 | $29 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 90 | $117 |
| Acupuncture, Initial 15 Minutes97810 | 88 | $39 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 34 | $78 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 31 | $171 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 23 | $81 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-03
- Last updated
- 2020-08-12
- Certified
- 2020-08-12
Frequently asked questions
- What is Tony Chon's NPI number?
- Tony Chon's National Provider Identifier (NPI) is 1558349324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tony Chon's specialty?
- Tony Chon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tony Chon located?
- Tony Chon's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Tony Chon's phone number?
- The practice phone number listed in the NPPES registry for Tony Chon is (507) 284-2511.
- Does Tony Chon accept Medicare?
- Tony Chon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tony Chon's NPI active?
- Yes — Tony Chon's NPI (1558349324) is active in the NPPES registry as of the last update on 2020-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.