DR. VASILEIOS JOHN ASSIKIS (M.D.) – Hematology & Oncology Physician, NPI 1730147596
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
136 MEDICAL ONCOLOGY in GA
Provider Addresses for DR. VASILEIOS JOHN ASSIKIS (M.D.)
1240 Eagles Landing Pkwy Ste 260
Stockbridge, GA 302815173
Phone: (678) 854-9500
Fax: (678) 854-9502
Type: Location
1267 Highway 54 W Ste 4200
Fayetteville, GA 302142112
Phone: (678) 829-1060
Fax: (678) 829-1099
Type: Location
1800 Howell Mill Rd NW Ste 800
Atlanta, GA 303180922
Phone: (404) 350-9853
Fax: (404) 477-1162
Type: Location
755 Mount Vernon Hwy NE Ste 320
Atlanta, GA 303284288
Phone: (404) 350-8711
Fax: (404) 351-7550
Type: Location
4877 Bill Gardner Pkwy
Locust Grove, GA 302483644
Phone: (678) 399-7190
Fax: (678) 399-7192
Type: Location
775 POPLAR RD STE 310
NEWNAN, GA 302658303
Phone: (770) 251-2590
Fax: (770) 251-1490
Type: Location
Howell Mill Road Northwest, Woodward, Atlanta, Fulton County, Georgia, 30318-2522, United States
SUITE 800
ATLANTA, GA 303182538
Phone: (404) 350-9853
Fax: (404) 605-8635
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 83 Open Payments records for all available years, with a total value of $18,412.
Total Amount is formed as General ($18,412) + Research ($0) + Ownership ($0) = $18,412.
Last reported payment date: 2024-12-22 • Largest payer in this snapshot: Gilead Sciences, Inc. ($7,156).
Total Amount
$18,412
General + Research + Ownership
Payments
83
Total payment records
General Amount
$18,412
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $7,156 |
| PFIZER INC. | $6,611 |
| Eisai Inc. | $3,000 |
| AstraZeneca Pharmaceuticals LP | $480 |
| ABBVIE INC. | $200 |
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: 2004-06-15
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 |
|---|---|---|---|---|
| I20040615001188 | I | Medical Oncology | GA | 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 |
|---|---|---|---|---|
| J9271 | Injection, pembrolizumab, 1 mg | 33,400 | 30 | $0 |
| J9299 | Injection, nivolumab, 1 mg | 30,880 | 18 | $0 |
| J0897 | Injection, denosumab, 1 mg | 19,441 | 75 | $0 |
| J1442 | Injection, filgrastim (g-csf), excludes biosimilars, 1 microgram | 15,600 | 11 | $0 |
| J9267 | Injection, paclitaxel, 1 mg | 8,644 | 16 | $0 |
Insurance plans in this area (ZIP 30281)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y/ O N C O L O G Y | GA | |
| Physician Assistant | GA | |
| Nurse Practitioner | GA | |
| H E M A T O L O G Y/ O N C O L O G Y | GA | |
| H E M A T O L O G Y/ O N C O L O G Y | GA | |
| Nurse Practitioner | GA | |
| Physician Assistant | GA | |
| Physician Assistant | GA | |
| H E M A T O L O G Y/ O N C O L O G Y | GA | |
| H E M A T O L O G Y/ O N C O L O G Y | GA |
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