MICHAEL A CHANG (M.D.) – Orthopaedic Surgery of the Spine Physician, NPI 1588640361
Orthopaedic Surgery of the Spine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
779 ORTHOPEDIC SURGERY in WA
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Provider Addresses for MICHAEL A CHANG (M.D.)
1211, North 16th Avenue, Yakima, Yakima County, Washington, 98902, United States
YAKIMA, WA 989021347
Phone: (509) 454-8888
Type: Mailing
PO BOX 2309
YAKIMA, WA 989072309
Phone: (509) 454-8888
Type: Mailing
111 S 11TH AVE STE 320
YAKIMA, WA 989023273
Phone: (509) 454-8888
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 10 Open Payments records for all available years, with a total value of $5,485.
Total Amount is formed as General ($5,485) + Research ($0) + Ownership ($0) = $5,485.
Last reported payment date: 2024-09-10 • Largest payer in this snapshot: Orthofix Medical, Inc. ($5,421).
Total Amount
$5,485
General + Research + Ownership
Payments
10
Total payment records
General Amount
$5,485
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Orthofix Medical, Inc. | $5,421 |
| Medtronic, Inc. | $35 |
| DePuy Synthes Sales Inc. | $30 |
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: 2013-08-19
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 |
|---|---|---|---|---|
| I20130819000742 | I | Orthopedic Surgery | WA | 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 | 259 | 216 | $0 |
| 72110 | X-ray of lower and sacral spine, minimum of 4 views | 200 | 194 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 184 | 151 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 95 | 91 | $0 |
| 22853 | Insertion of cage or mesh device to spine bone and disc space during spine fusion | 73 | 51 | $0 |
Insurance plans in this area (ZIP 98902)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | WA | |
| Internal Medicine | NJ | |
| Certified Registered Nurse Anesthetist (Crna) | WA | |
| Certified Registered Nurse Anesthetist (Crna) | WA | |
| - | WA | |
| Internal Medicine | WA | |
| Emergency Medicine | WA | |
| - | WA | |
| Family Practice | WA | |
| H E M A T O L O G Y/ O N C O L O G Y | WI |
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