DR. SIAMAK YASMEH (M.D.) – Orthopaedic Surgery of the Spine Physician, NPI 1811320849
Orthopaedic Surgery of the Spine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
628 ORTHOPEDIC SURGERY in WI
Provider Addresses for DR. SIAMAK YASMEH (M.D.)
621 Science Dr
Madison, WI 53711
Phone: (608) 265-3207
Fax: (608) 263-4995
Type: Location
11406 LOMA LINDA DR STE 226
LOMA LINDA, CA 923543711
Phone: (909) 558-6444
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $770.
Total Amount is formed as General ($770) + Research ($0) + Ownership ($0) = $770.
Last reported payment date: 2024-10-16 • Largest payer in this snapshot: aap Implants Inc ($333).
Total Amount
$770
General + Research + Ownership
Payments
7
Total payment records
General Amount
$770
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| aap Implants Inc | $333 |
| Medtronic, Inc. | $197 |
| Nalu Medical, Inc. | $142 |
| SPINEART USA INC | $84 |
| LeMaitre Vascular, Inc. | $14 |
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: 2015-03-02
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 |
|---|---|---|---|---|
| I20150302002507 | 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 | 81 | 65 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 73 | 73 | $0 |
| 72100 | X-ray of lower and sacral spine, 2-3 views | 48 | 47 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 18 | 17 | $0 |
| 72040 | X-ray of upper spine, 2-3 views | 13 | 13 | $0 |
Insurance plans in this area (ZIP 53711)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Orthopedic Surgery | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA | |
| Orthopedic Surgery | CA | |
| Orthopedic Surgery | NY | |
| Orthopedic Surgery | CA | |
| Physician Assistant | CA | |
| - | CA | |
| Physician Assistant | CA |
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