DR. MICHAEL A KROPF (M.D.) – Orthopaedic Surgery of the Spine Physician, NPI 1386798932
Orthopaedic Surgery of the Spine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,024 ORTHOPEDIC SURGERY in CA
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Provider Addresses for DR. MICHAEL A KROPF (M.D.)
Fullerton Post Office, East Commonwealth Avenue, Downtown Fullerton, Fullerton, Orange County, California, 92831, United States
FULLERTON, CA 928380978
Phone: (714) 992-5292
Fax: (714) 992-1956
Type: Mailing
Dr. Robert Cohen, 1301, 20th Street, Santa Monica, Los Angeles County, California, 90404, United States
SUITE 400
SANTA MONICA, CA 904042050
Phone: (310) 828-7757
Fax: (310) 828-6687
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 11 Open Payments records for all available years, with a total value of $1,550.
Total Amount is formed as General ($1,550) + Research ($0) + Ownership ($0) = $1,550.
Last reported payment date: 2024-10-29 • Largest payer in this snapshot: Globus Medical, Inc. ($1,503).
Total Amount
$1,550
General + Research + Ownership
Payments
11
Total payment records
General Amount
$1,550
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Globus Medical, Inc. | $1,503 |
| NuVasive, Inc. | $27 |
| ZIMVIE INC. | $21 |
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: 2004-07-26
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 |
|---|---|---|---|---|
| I20040726000416 | 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.
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 | 255 | 136 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 78 | 78 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 49 | 42 | $0 |
| 22614 | Fusion of additional segment of spine | 34 | 16 | $0 |
| 63048 | Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment | 23 | 16 | $0 |
Insurance plans in this area (ZIP 92838)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | CA | 22842 | Insertion of posterior spinal instrumentation for spinal stabilization, 3 to 6 vertebral segments | 17 | 17 |
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