GREGORY A ZAKAS (D.O.) – Physical Medicine & Rehabilitation Physician, NPI 1235360769
Physical Medicine & Rehabilitation Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
671 PAIN MANAGEMENT in FL
Provider Addresses for GREGORY A ZAKAS (D.O.)
1412 TROVILLION AVE
WINTER PARK, FL 327892910
Phone: (407) 856-3695
Type: Mailing
South Val Vista Drive, Gilbert, Maricopa County, Arizona, United States
BLDG 9 STE 146
GILBERT, AZ 852952152
Phone: (866) 974-2673
Fax: (866) 939-2673
Type: Mailing
18444, North 25th Avenue, Union Hills Corporate Center, Phoenix, Maricopa County, Arizona, 85023, United States
310
PHOENIX, AZ 850231261
Phone: (623) 474-3696
Fax: (623) 544-5531
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 26 Open Payments records for all available years, with a total value of $2,299.
Total Amount is formed as General ($2,299) + Research ($0) + Ownership ($0) = $2,299.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: Nevro Corp. ($2,048).
Total Amount
$2,299
General + Research + Ownership
Payments
26
Total payment records
General Amount
$2,299
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Nevro Corp. | $2,048 |
| Abbott Laboratories | $189 |
| Vertos Medical, Inc. | $36 |
| Boston Scientific Corporation | $26 |
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: 2025-06-05
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 |
|---|---|---|---|---|
| I20130910000848 | I | Pain Management | AZ | TBD |
| I20250605003629 | I | Physical Medicine And Rehabilitation | FL | 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 |
|---|---|---|---|---|
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 1,270 | 88 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 150 | 123 | $0 |
| 64483 | Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | 102 | 83 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 63 | 35 | $0 |
| 77002 | Fluoroscopic guidance for needle placement | 63 | 35 | $0 |
Insurance plans in this area (ZIP 32789)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physical Medicine And Rehabilitation | NY | |
| - | VT | |
| Physical Medicine And Rehabilitation | FL | |
| - | FL |
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