ANN CHANG BREWER (M.D.) – Dermatology Physician, NPI 1235573114
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
56 DERMATOLOGY in MT
Provider Addresses for ANN CHANG BREWER (M.D.)
1300 N HOLOPONO ST
STE 215
KIHEI, HI 967536945
Phone: (808) 874-3444
Type: Mailing
175 COMMONS LOOP STE 300
KALISPELL, MT 599011904
Phone: (406) 756-7555
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 94 Open Payments records for all available years, with a total value of $2,609.
Total Amount is formed as General ($2,609) + Research ($0) + Ownership ($0) = $2,609.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: ABBVIE INC. ($996).
Total Amount
$2,609
General + Research + Ownership
Payments
94
Total payment records
General Amount
$2,609
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $996 |
| LEO Pharma Inc. | $373 |
| Regeneron Healthcare Solutions, Inc. | $332 |
| E.R. Squibb & Sons, L.L.C. | $220 |
| GENZYME CORPORATION | $111 |
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: 2019-06-03
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 |
|---|---|---|---|---|
| I20190603000917 | I | Dermatology | HI | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 602 | 105 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 164 | 136 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 142 | 126 | $0 |
| 11102 | Biopsy of related skin growth, first growth | 109 | 99 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 92 | 92 | $0 |
Insurance plans in this area (ZIP 96753)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Marriage And Family Therapist | HI | |
| Family Practice | HI | |
| O P T O M E T R Y | HI | |
| Clinical Social Worker | HI | |
| Family Practice | AZ | |
| Family Practice | WA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | HI | |
| Nurse Practitioner | AZ | |
| Nurse Practitioner | HI | |
| Physical Therapist In Private Practice | AZ |
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