Physician Profile
Nayef MOHAMMED A. Kazzaz, M.D practices rheumatology in Riverside, CA. Nayef is also listed as specializing in internal medicine. Medicare claims data shows Nayef provided 2,324 services to 385 patients. The services billed most often include injection, methylprednisolone acetate, 1 mg, injection, denosumab, 1 mg, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
6180 BROCKTON AVE STE 204
Riverside, CA 92506
135 E Maxwell St Ste 401
Lexington, KY 40508
4244 Riverwalk Pkwy Ste 204
Riverside, CA 92505
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
2,324 services · 385 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
69 | As often as other peers in Rheumatology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
46 | As often as other peers in Rheumatology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
23 | Less often than most peers in Rheumatology |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
1,510 | As often as other peers in Rheumatology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
192 | Less often than most peers in Rheumatology |
| Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose | Drug given | J7321 |
84 | Less often than most peers in Rheumatology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
125 | As often as other 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 |
102 | 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 |
81 | Less often than most peers in Rheumatology |
| Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office visit | 99211 |
46 | More often than most peers in Rheumatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Nayef MOHAMMED A. Kazzaz is a rheumatologist in Riverside, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Rheumatology”.
NPI registry
Nayef MOHAMMED A. Kazzaz is listed at 6180 Brockton Ave Ste 204, Riverside, CA 92506. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (951) 781-7700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Nayef MOHAMMED A. Kazzaz's National Provider Identifier is 1316234693. 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
Nayef MOHAMMED A. Kazzaz attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
Nayef MOHAMMED A. Kazzaz has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Nayef MOHAMMED A. Kazzaz performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance; reads or performs imaging such as dxa bone density measurement of hip, pelvis, spine; provides treatments such as administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle, 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 Nayef MOHAMMED A. Kazzaz. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.