HELEN E GIANNAKOPOULOS (MD DMD) – Oral & Maxillofacial Surgery (D.M.D.), NPI 1356379846
Oral & Maxillofacial Surgery (D.M.D.)
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
108 MAXILLOFACIAL SURGERY in PA
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Provider Addresses for HELEN E GIANNAKOPOULOS (MD DMD)
Hospital of the University of Pennsylvania, 3400, Spruce Street, University City, Philadelphia, Philadelphia County, Pennsylvania, 19104, United States
5 WHIE BUILDINGS
PHILADELPHIA, PA 191044206
Phone:
Type: Mailing
3501 TERRACE STREET G32 SALK HALL
PITTSBURGH, PA 152610001
Phone: (412) 648-6807
Fax: (412) 648-6835
Type: Mailing
3501 TERRACE STREET G-32 SALK HALL
PITTSBURGH, PA 152610001
Phone: (412) 648-6807
Fax: (412) 648-6835
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 17 Open Payments records for all available years, with a total value of $13,777.
Total Amount is formed as General ($13,777) + Research ($0) + Ownership ($0) = $13,777.
Last reported payment date: 2024-02-22 • Largest payer in this snapshot: ABBVIE INC. ($13,428).
Total Amount
$13,777
General + Research + Ownership
Payments
17
Total payment records
General Amount
$13,777
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $13,428 |
| Stryker Corporation | $231 |
| DePuy Synthes Sales Inc. | $75 |
| AXOGEN | $42 |
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: 2004-10-26
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 |
|---|---|---|---|---|
| I20041026000842 | I | Maxillofacial Surgery | PA | 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 |
|---|---|---|---|---|
| 64612 | Injection of chemical for paralysis of nerve muscles on side of face | 20 | 18 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 16 | 15 | $0 |
Insurance plans in this area (ZIP 19104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | PA | |
| Oral Surgery | PA | |
| D E N T I S T | MA | |
| Maxillofacial Surgery | PA | |
| Oral Surgery | PA | |
| Oral Surgery | PA | |
| Oral Surgery | PA | |
| D E N T I S T | VA | |
| D E N T I S T | PA | |
| Oral Surgery | PA |
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