Seong Yoon Kim, MD
NPI 1558920652 · Internal Medicine Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seong Yoon Kim, MD is a Internal Medicine Physician provider in Worcester, MA (NPI 1558920652).
Provider details
- NPI number
- 1558920652
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 292895 (MA)
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
7 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
576 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 177 | $80 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 143 | $53 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 96 | $67 |
| Administration of Influenza Virus VaccineG0008 | 52 | $33 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 30 | $105 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians and |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 93 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 437 | 138 |
| Losartan Potassium | 268 | 83 |
| Amlodipine Besylate | 218 | 66 |
| Lisinopril | 204 | 66 |
| Omeprazole | 189 | 53 |
| Metformin Hcl | 180 | 55 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-12
- Last updated
- 2022-08-30
- Certified
- 2022-08-30
Frequently asked questions
- What is Seong Yoon Kim's NPI number?
- Seong Yoon Kim's National Provider Identifier (NPI) is 1558920652, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seong Yoon Kim's specialty?
- Seong Yoon Kim is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Seong Yoon Kim located?
- Seong Yoon Kim's practice location on file with NPPES is 1 W Boylston St, Worcester, MA 01605-1265.
- What is Seong Yoon Kim's phone number?
- The practice phone number listed in the NPPES registry for Seong Yoon Kim is (508) 854-2636.
- Does Seong Yoon Kim accept Medicare?
- Seong Yoon Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seong Yoon Kim's NPI active?
- Yes — Seong Yoon Kim's NPI (1558920652) is active in the NPPES registry as of the last update on 2022-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.