MARK ROBERT ZONFRILLO (MD) – Pediatric Emergency Medicine (Emergency Medicine) Physician, NPI 1235180852
Pediatric Emergency Medicine (Emergency Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,245 PEDIATRIC MEDICINE in MA
Provider Addresses for MARK ROBERT ZONFRILLO (MD)
2014 WASHINGTON ST
NEWTON, MA 024621699
Phone: (617) 243-6000
Type: Location
365 Montauk Ave
New London, CT 063204769
Phone: (860) 442-0711
Type: Location
65 CARRS POND RD
WEST GREENWICH, RI 028172548
Phone:
Type: Mailing
125, Whipple Street, Providence, Providence County, Rhode Island, 02908, United States
3RD FLOOR
PROVIDENCE, RI 029083258
Phone: (401) 854-2504
Fax: (401) 427-7795
Type: Mailing
Rhode Island Hospital, 593, Eddy Street, Downtown, Providence, Providence County, Rhode Island, 02903, United States
CLAVERICK 2
PROVIDENCE, RI 029034923
Phone: (401) 444-4000
Fax: (401) 427-7795
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2025-07-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20060601000160 | I | Emergency Medicine | CT | TBD |
| I20150625000486 | I | Pediatric Medicine | RI | TBD |
| I20250728000317 | I | Pediatric Medicine | 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 02462)
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