DR. BRIAN EDWARD GROTTKAU (MD) – Orthopaedic Surgery Physician, NPI 1477543080
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
947 ORTHOPEDIC SURGERY in MA
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Provider Addresses for DR. BRIAN EDWARD GROTTKAU (MD)
Charlestown Post Office (mobile), Pattern Close, St Austell Bay, Charlestown, Cornwall, England, PL25 3FQ, United Kingdom
MASS GENERAL PHYSICIAN ORGANIZATION
CHARLESTOWN, MA 021299142
Phone: (617) 724-0287
Fax: (617) 726-2894
Type: Mailing
Massachusetts General Hospital, 55, Fruit Street, Beacon Hill, Boston, Suffolk County, Massachusetts, 02114, United States
YAW 3
BOSTON, MA 021142621
Phone: (617) 726-8523
Fax: (617) 724-0551
Type: Location
1120 NW 14TH ST STE 1263
MIAMI, FL 331362107
Phone: (305) 243-3208
Fax: (305) 243-0338
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 43 Open Payments records for all available years, with a total value of $7,002.
Total Amount is formed as General ($7,002) + Research ($0) + Ownership ($0) = $7,002.
Last reported payment date: 2024-11-18 • Largest payer in this snapshot: ZIMVIE INC. ($2,663).
Total Amount
$7,002
General + Research + Ownership
Payments
43
Total payment records
General Amount
$7,002
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ZIMVIE INC. | $2,663 |
| Highridge Medical LLC | $1,548 |
| Integrity Implants Inc. dba Accelus | $1,492 |
| Globus Medical, Inc. | $589 |
| Medtronic, Inc. | $347 |
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: 2024-01-31
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 |
|---|---|---|---|---|
| I20040707000807 | I | Orthopedic Surgery | MA | TBD |
| I20240131001615 | I | Orthopedic Surgery | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 16 | 12 | $0 |
Insurance plans in this area (ZIP 02129)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | FL | |
| - | FL | |
| O P H T H A L M O L O G Y | FL |
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