CHIA-WAI DAVID CHANG (MD) – Otolaryngology Physician, NPI 1013975986
Otolaryngology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
320 OTOLARYNGOLOGY in MO
Provider Addresses for CHIA-WAI DAVID CHANG (MD)
Columbia Post Office, 6801, Oak Hall Lane, Howard County, Maryland, 21045, United States
COLUMBIA, MO 652057687
Phone: (573) 817-3000
Fax: (573) 875-6950
Type: Mailing
812 N KEENE ST
COLUMBIA, MO 652016633
Phone: (573) 817-3000
Fax: (573) 876-6950
Type: Location
Keene Street, Edgewood, Columbia County, Georgia, 30907, United States
COLUMBIA, MO 652016633
Phone: (573) 817-3000
Fax: (573) 876-6950
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $506.
Total Amount is formed as General ($506) + Research ($0) + Ownership ($0) = $506.
Last reported payment date: 2024-09-18 • Largest payer in this snapshot: Inspire Medical Systems, Inc. ($322).
Total Amount
$506
General + Research + Ownership
Payments
13
Total payment records
General Amount
$506
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-18
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2005-09-20
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 |
|---|---|---|---|---|
| I20050920000075 | I | Otolaryngology | MO | 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 |
|---|---|---|---|---|
| 95165 | Professional service for preparation and provision of 1 or more antigens | 545 | 33 | $0 |
| 95117 | Professional service for multiple injections of allergen | 69 | 18 | $0 |
| 95115 | Professional service for single injection of allergen | 61 | 14 | $0 |
| 31231 | Diagnostic exam of nasal passages using an endoscope | 58 | 37 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 52 | 43 | $0 |
Insurance plans in this area (ZIP 65205)
Loading plans...
Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OTOLARYNGOLOGY | MO | 95004 | Injection of allergenic extracts into skin, accessed through the skin | 1131 | 29 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y/ O N C O L O G Y | PA | |
| General Surgery | MO | |
| Family Practice | MO | |
| Psychiatry, Neurology | MO | |
| - | MO | |
| - | MO | |
| - | OH | |
| Family Practice | MO | |
| - | WA | |
| Diagnostic Radiology | MO |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.