DR. NATALIA ZARZHEVSKY (MD, PHD) – Diagnostic Radiology Physician, NPI 1043338924
Diagnostic Radiology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
4,800 DIAGNOSTIC RADIOLOGY in CA
Provider Addresses for DR. NATALIA ZARZHEVSKY (MD, PHD)
PO BOX 3194
NAPA, CA 945580319
Phone: (707) 261-7880
Fax: (707) 256-3508
Type: Mailing
3800 JANES RD
ARCATA, CA 955214742
Phone: (707) 825-4972
Fax: (707) 825-4919
Type: Location
2801 ATLANTIC AVE
LONG BEACH, CA 90806
Phone: (562) 933-1550
Fax: (562) 933-1502
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.
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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: 2011-09-06
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 |
|---|---|---|---|---|
| I20110906000669 | I | Diagnostic Radiology | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 116 | 103 | $0 |
| 71260 | Ct scan of chest with contrast | 34 | 34 | $0 |
| 71250 | Ct scan of chest without contrast | 30 | 30 | $0 |
| 71046 | X-ray of chest, 2 views | 25 | 25 | $0 |
| 71275 | Ct scan of blood vessels of chest with contrast | 16 | 16 | $0 |
Insurance plans in this area (ZIP 94558)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CA | 71010 | X-ray of chest, 1 view, front | 1171 | 678 |
| DIAGNOSTIC RADIOLOGY | CA | 71250 | CT scan chest | 104 | 93 |
| DIAGNOSTIC RADIOLOGY | CA | 73140 | X-ray of fingers, minimum of 2 views | 47 | 40 |
| DIAGNOSTIC RADIOLOGY | CA | 74177 | CT scan of abdomen and pelvis with contrast | 262 | 232 |
| DIAGNOSTIC RADIOLOGY | CA | 76830 | Ultrasound pelvis through vagina | 52 | 48 |
| DIAGNOSTIC RADIOLOGY | CA | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 20 | 20 |
| DIAGNOSTIC RADIOLOGY | CA | 77012 | Radiological supervision and interpretation of CT guidance for needle insertion | 13 | 13 |
| DIAGNOSTIC RADIOLOGY | CA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 115 | 106 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | MI | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology, Interventional Radiology | CA | |
| Interventional Radiology, Diagnostic Radiology, Interventional Radiology | MD | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | IL |
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