Joon Kim, MD PHD
NPI 1730173030 · Rheumatology Physician · Grayslake, IL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joon Kim, MD PHD is a Rheumatology Physician provider in Grayslake, IL (NPI 1730173030).
Provider details
- NPI number
- 1730173030
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
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
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
892 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) |
|---|---|---|
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 264 | $134 |
| Administration of Chemotherapy Into Vein, Each Additional Hour96415 | 264 | $29 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 263 | $58 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 87 | $94 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 14 | $40 |
Typical Medicare-allowed amounts for these services range $29–$134 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 63 | 19 |
| Prednisone | 57 | 15 |
| Hydroxychloroquine Sulfate | 40 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 28 | 28 |
| Sulfasalazinebrand: Sulfasalazine Dr | 24 | — |
| Adalimumabbrand: Humira(cf) | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joon Kim's NPI number?
- Joon Kim's National Provider Identifier (NPI) is 1730173030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joon Kim's specialty?
- Joon Kim is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Joon Kim located?
- Joon Kim's practice location on file with NPPES is 925 Hoffner Dr, Grayslake, IL 60030-1670.
- What is Joon Kim's phone number?
- The practice phone number listed in the NPPES registry for Joon Kim is (847) 223-6330.
- Does Joon Kim accept Medicare?
- Joon Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joon Kim's NPI active?
- Yes — Joon Kim's NPI (1730173030) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.