ROBERT MICHAEL KAY (MD) – Pediatric Orthopaedic Surgery Physician, NPI 1770677429
Pediatric Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,040 ORTHOPEDIC SURGERY in CA
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Provider Addresses for ROBERT MICHAEL KAY (MD)
CNN, 6430, West Sunset Boulevard, Hollywood, Los Angeles, Los Angeles County, California, 90028, United States
SUITE 600
LOS ANGELES, CA 900287901
Phone: (323) 669-2337
Fax: (323) 644-8488
Type: Mailing
West Sunset Boulevard, Hollywood, Los Angeles, Los Angeles County, California, 90028-8127, United States
MS# 69
LOS ANGELES, CA 900276062
Phone: (323) 669-2142
Fax: (323) 666-4409
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $7,384.
Total Amount is formed as General ($7,384) + Research ($0) + Ownership ($0) = $7,384.
Last reported payment date: 2024-01-25 • Largest payer in this snapshot: Smith+Nephew, Inc. ($7,093).
Total Amount
$7,384
General + Research + Ownership
Payments
6
Total payment records
General Amount
$7,384
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-01-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Smith+Nephew, Inc. | $7,093 |
| Medical Device Business Services, Inc. | $136 |
| DePuy Synthes Sales Inc. | $83 |
| Abbott Laboratories | $72 |
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: 2010-02-04
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20100204000729 | I | Orthopedic Surgery | CA | 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 90028)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| - | CO | |
| - | UT | |
| N E P H R O L O G Y | CA | |
| Pulmonary Disease | CA | |
| - | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| N E U R O L O G Y | CA | |
| - | TX | |
| - | CA |
Reviews
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