DR. PATRICIA C RIZZO (MD) – Medical Oncology Physician, NPI 1881602027
Medical Oncology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
368 HEMATOLOGY/ONCOLOGY in VA
Provider Addresses for DR. PATRICIA C RIZZO (MD)
1800 N Beauregard St Ste 350
Alexandria, VA 223111725
Phone: (703) 933-8125
Fax: (703) 933-8216
Type: Location
1800 N Beauregard St Ste 210
Alexandria, VA 223111735
Phone: (703) 933-8125
Fax: (703) 933-8216
Type: Location
3300 Gallows Rd
Falls Church, VA 220423307
Phone: (703) 776-4001
Fax: (703) 776-7113
Type: Location
3600 Joseph Siewick Dr
Fairfax, VA 220331709
Phone: (703) 391-3600
Fax: (703) 391-3414
Type: Location
4320 Seminary Rd
Alexandria, VA 223041535
Phone: (703) 504-3000
Fax: (703) 504-3388
Type: Location
3580 Joseph Siewick Dr Ste 403
Fairfax, VA 220331764
Phone: (703) 391-4395
Fax: (703) 391-4394
Type: Location
3020 Hamaker Court
Ste. 101
Fairfax, VA 22031
Phone: (703) 849-0040
Fax: (703) 849-0037
Type: Location
PO BOX 37174
BALTIMORE, MD 212973174
Phone: (571) 423-5699
Fax: (571) 423-5698
Type: Mailing
8081 INNOVATION PARK DR
FAIRFAX, VA 220314867
Phone: (571) 472-4724
Fax: (571) 472-0241
Type: Location
Hamaker Court, Merrifield, Fairfax (city), Virginia, United States
STE. 101
FAIRFAX, VA 22031
Phone: (703) 849-0040
Fax: (703) 849-0037
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2019-10-21
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20090923000066 | I | Medical Oncology | DC | TBD |
| I20191021001389 | I | Hematology/Oncology | VA | 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 | 330 | 217 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 239 | 70 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 66 | 66 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 36 | 32 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 27 | 22 | $0 |
Insurance plans in this area (ZIP 22311)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | HI | |
| H E M A T O L O G Y | WA | |
| - | VIR | |
| - | IL | |
| Orthopedic Surgery | VA | |
| - | VA | |
| Diagnostic Radiology | VA | |
| General Surgery | CT | |
| - | VA | |
| N E U R O S U R G E R Y | VA |
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