DR. THOMAS CHANG (M.D.) – Anesthesiology Physician, NPI 1598715039
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
104 ANESTHESIOLOGY in AK
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Provider Addresses for DR. THOMAS CHANG (M.D.)
1121 TIMBERLINE CT
JUNEAU, AK 998019552
Phone: (907) 500-5519
Type: Mailing
Bartlett Regional Hospital, 3260, Hospital Drive, Juneau, Alaska, 99801, United States
JUNEAU, AK 998017808
Phone: (907) 796-8925
Type: Location
1410, Southwest 143rd Street, Burien, King County, Washington, 98166, United States
BURIEN, WA 981661057
Phone: (206) 890-9895
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2020-04-23
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 |
|---|---|---|---|---|
| I20130802000390 | I | Anesthesiology | WA | TBD |
| I20200423001200 | I | Anesthesiology | AK | 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 99801)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ANESTHESIOLOGY | TX | 01402 | Anesthesia for open or endoscopic total knee joint replacement | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | AK | |
| Internal Medicine, Anesthesiology | WA | |
| A N E S T H E S I O L O G Y | WA |
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