MERCEDES LIM ANG (M.D.) – Internal Medicine Physician, NPI 1033341813
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16 GENERAL PRACTICE in ME
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Provider Addresses for MERCEDES LIM ANG (M.D.)
Maine Coast Memorial Hospital, 50, Union Street, Ellsworth, Hancock County, Maine, 04605, United States
ELLSWORTH, ME 046051534
Phone: (207) 664-5311
Mailing address matches the actual address.
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: 2022-11-21
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 |
|---|---|---|---|---|
| I20121107000678 | I | General Practice | ME | TBD |
| I20221121002750 | I | Hospitalist | ME | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 80 | 37 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 50 | 25 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 28 | 28 | $0 |
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 27 | 12 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 20 | 20 | $0 |
Insurance plans in this area (ZIP 04605)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | ME | |
| Family Practice | ME | |
| Internal Medicine | TX | |
| Internal Medicine | ME | |
| Internal Medicine | ME | |
| Internal Medicine | IL | |
| Internal Medicine | VT | |
| Internal Medicine | TX |
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