Jaiwoo Chung, MD
NPI 1891312468 · Family Medicine Physician · Sumter, SC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jaiwoo Chung, MD is a Family Medicine Physician provider in Sumter, SC (NPI 1891312468).
Provider details
- NPI number
- 1891312468
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 84635 (SC)
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
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
212 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 105 | $121 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 33 | $73 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 27 | $162 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 18 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 17 | $110 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 |
Practice location
Mailing address
Additional practice locations (1)
- 129 N Washington StSumter, SC 29150-4949Phone: (803) 774-6980Fax: (803) 434-3955
Registry dates
- Enumerated
- 2020-06-30
- Last updated
- 2023-05-08
- Certified
- 2023-05-08
Frequently asked questions
- What is Jaiwoo Chung's NPI number?
- Jaiwoo Chung's National Provider Identifier (NPI) is 1891312468, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jaiwoo Chung's specialty?
- Jaiwoo Chung is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jaiwoo Chung located?
- Jaiwoo Chung's practice location on file with NPPES is Tandem Health, Sumter, SC 29150.
- What is Jaiwoo Chung's phone number?
- The practice phone number listed in the NPPES registry for Jaiwoo Chung is (803) 774-4500.
- Does Jaiwoo Chung accept Medicare?
- Jaiwoo Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jaiwoo Chung's NPI active?
- Yes — Jaiwoo Chung's NPI (1891312468) is active in the NPPES registry as of the last update on 2023-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.