ALYSSA KANAGAKI GREENLEAF (PA-C) – Medical Physician Assistant, NPI 1861896524
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,091 PHYSICIAN ASSISTANT in MA
Provider Addresses for ALYSSA KANAGAKI GREENLEAF (PA-C)
3300 Main St
3rd Floor, Suite A
Springfield, MA 011991619
Phone: (413) 794-7031
Type: Location
462 QUEEN ST STE 303
SOUTHINGTON, CT 064891801
Phone: (860) 224-5672
Type: Location
462 QUEEN ST
STE 303
SOUTHINGTON, CT 064891801
Phone: (413) 794-5700
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 54 Open Payments records for all available years, with a total value of $15,763.
Total Amount is formed as General ($15,763) + Research ($0) + Ownership ($0) = $15,763.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: CeQur Corporation ($14,353).
Total Amount
$15,763
General + Research + Ownership
Payments
54
Total payment records
General Amount
$15,763
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CeQur Corporation | $14,353 |
| Dexcom, Inc. | $375 |
| Bayer Healthcare Pharmaceuticals Inc. | $150 |
| Abbott Laboratories | $144 |
| Amgen Inc. | $78 |
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: 2018-04-26
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 |
|---|---|---|---|---|
| I20180426001740 | I | Physician Assistant | CT | 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 | 153 | 117 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 117 | 66 | $0 |
| 83036 | Hemoglobin a1c level | 46 | 36 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 32 | 27 | $0 |
| 82947 | Blood glucose (sugar) level | 13 | 12 | $0 |
Insurance plans in this area (ZIP 01199)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CT | |
| Nurse Practitioner | CT | |
| Nurse Practitioner | CT | |
| - | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | CT | |
| Internal Medicine | CT | |
| Nurse Practitioner | CT | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | CT |
Reviews
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