ROBERT J. JR. GRASSO (CRNA) – Certified Registered Nurse Anesthetist, NPI 1043479223
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,245 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in PA
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Provider Addresses for ROBERT J. JR. GRASSO (CRNA)
PO BOX 8500-6335
PHILADELPHIA, PA 191780001
Phone: (215) 807-8000
Fax: (215) 807-8235
Type: Mailing
3998, Red Lion Road, Crestmont Farms, Philadelphia, Philadelphia County, Pennsylvania, 19114, United States
PHILADELPHIA, PA 191141436
Phone: (215) 612-4088
Fax: (215) 612-4323
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $24.
Total Amount is formed as General ($24) + Research ($0) + Ownership ($0) = $24.
Last reported payment date: 2023-09-26 • Largest payer in this snapshot: Kerecis Limited ($24).
Total Amount
$24
General + Research + Ownership
Payments
1
Total payment records
General Amount
$24
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Kerecis Limited | $24 |
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: 2009-05-28
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 |
|---|---|---|---|---|
| I20090528000371 | I | Certified Registered Nurse Anesthetist (Crna) | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 19178)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pediatric Medicine, Endocrinology | PA | |
| Pediatric Medicine, Cardiovascular Disease (Cardiology), Pediatric Medicine | PA | |
| Pediatric Medicine, Infectious Disease | PA | |
| N E P H R O L O G Y | NY | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Allergy/Immunology, Pediatric Medicine | PA | |
| Pediatric Medicine | PA | |
| A N E S T H E S I O L O G Y | IN | |
| Nurse Practitioner | NY | |
| Pediatric Medicine, Internal Medicine | PA |
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