NAYEF MOHAMMED A. KAZZAZ (M.D) – Rheumatology Physician, NPI 1316234693
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
102 RHEUMATOLOGY in KY
Provider Addresses for NAYEF MOHAMMED A. KAZZAZ (M.D)
740 S LIMESTONE J509
LEXINGTON, KY 405360001
Phone:
Type: Mailing
135 E MAXWELL ST STE 401
LEXINGTON, KY 405082617
Phone: (859) 323-6700
Type: Location
6180 BROCKTON AVE STE 204
RIVERSIDE, CA 925062233
Phone: (951) 781-7700
Fax: (951) 781-0313
Type: Mailing
135 E Maxwell St Ste 401
Lexington, KY 405082617
Phone: (859) 323-6700
Type: Location
4244 Riverwalk Pkwy Ste 204
Riverside, CA 925053372
Phone: (951) 781-7700
Fax: (951) 781-0313
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 54 Open Payments records for all available years, with a total value of $1,150.
Total Amount is formed as General ($1,150) + Research ($0) + Ownership ($0) = $1,150.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Amgen Inc. ($332).
Total Amount
$1,150
General + Research + Ownership
Payments
54
Total payment records
General Amount
$1,150
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $332 |
| ABBVIE INC. | $170 |
| Janssen Biotech, Inc. | $112 |
| Horizon Therapeutics plc | $86 |
| E.R. Squibb & Sons, L.L.C. | $68 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-02-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20210218002433 | I | Rheumatology | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 105 | 60 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 85 | 49 | $0 |
| 20611 | Aspiration and/or injection of fluid large joint using ultrasound guidance | 54 | 12 | $0 |
| 99211 | Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 37 | 37 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 37 | 37 | $0 |
Insurance plans in this area (ZIP 40536)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Rheumatology, Internal Medicine | CA | |
| Rheumatology, Internal Medicine | CA |
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