Physician Profile
Jimmy H. Hwang, M.D. practices rheumatology in Northridge, CA. According to Medicare claims data, Jimmy cared for 137 Medicare patients across 629 services. The services billed most often include aspiration and/or injection of fluid from large joint, hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1316965494.
Factual summary compiled by Guide.md from public records; not written by this provider.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
18251 ROSCOE BLVD SUITE 102
Northridge, CA 91325
Within Rheumatology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Autoimmune
Bone
Bone Health
Connective Tissue
Genetic & Connective Tissue
Inflammatory
Joints
Nerve & Tendon
Skin & Soft Tissue
Skin & Vascular
Soft Tissue
Spine & Back
Vascular
Most searched procedures
Consultation
Consultations
Diagnostics & Injections
Education & Support
Imaging
Injections
Lab & Diagnostics
Lab Work
Medication Management
Pain Relief
Regenerative Medicine
629 services · 137 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
220 | More than most peers in Rheumatology |
| Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose | Drug given | J7321 |
216 | More often than most peers in Rheumatology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
99 | Less often than most peers in Rheumatology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
63 | As often as other peers in Rheumatology |
| Online digital evaluation and management service for an established patient for up to 7 days, total time 21 or more minutes | Office visit | 99423 |
19 | Too few peers to compare |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
12 | Less often than most peers in Rheumatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Jimmy H. Hwang is a rheumatologist in Northridge, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Jimmy H. Hwang is listed at 18251 Roscoe Blvd Suite 102, Northridge, CA 91325. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (818) 885-0588. Contact the office directly to confirm availability and scheduling.
NPI registry
Jimmy H. Hwang's National Provider Identifier is 1316965494. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Jimmy H. Hwang attended Other, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
Jimmy H. Hwang has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Jimmy H. Hwang performs procedures including aspiration and/or injection of fluid from large joint, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Jimmy H. Hwang. If this is you, claiming it is free.
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