ELIZABETH MARGARET CONSTANTINE – Physician Assistant, NPI 1497455240
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,093 PHYSICIAN ASSISTANT in MA
Provider Addresses for ELIZABETH MARGARET CONSTANTINE
800 WASHINGTON ST
BOSTON, MA 021111552
Phone: (617) 636-5000
Fax: (617) 636-5349
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $229.
Total Amount is formed as General ($229) + Research ($0) + Ownership ($0) = $229.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Janssen Biotech, Inc. ($144).
Total Amount
$229
General + Research + Ownership
Payments
4
Total payment records
General Amount
$229
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 |
|---|---|
| Janssen Biotech, Inc. | $144 |
| ABBVIE INC. | $56 |
| Merck Sharp & Dohme LLC | $29 |
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: 2024-09-12
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 |
|---|---|---|---|---|
| I20240912001575 | I | Physician Assistant | MA | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 02111)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MA | |
| U R O L O G Y | MA | |
| Physician Assistant | PA | |
| Physician Assistant | MA | |
| Physician Assistant | MA | |
| U R O L O G Y | MA | |
| U R O L O G Y | MA | |
| U R O L O G Y | MA | |
| Physician Assistant | MA | |
| U R O L O G Y | MA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.