DR. NATHAN HALL BREWER (M.D.) – Dermatology Physician, NPI 1679610786
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
270 DERMATOLOGY in CT
Provider Addresses for DR. NATHAN HALL BREWER (M.D.)
50 SEWALL ST
PORTLAND, ME 041022691
Phone: (207) 775-3526
Fax: (207) 775-5658
Type: Mailing
20 YORK ST # T-209
YALE-NEW HAVEN HOSPITAL
NEW HAVEN, CT 065103220
Phone: (203) 688-2259
Fax: (203) 688-5599
Type: Mailing
50 SEWALL ST STE 302
PORTLAND, ME 041022691
Phone: (072) 775-3526
Fax: (207) 277-5568
Type: Location
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: 2017-07-19
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 |
|---|---|---|---|---|
| I20170719001166 | I | Dermatology | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 1,053 | 254 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 699 | 586 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 503 | 397 | $0 |
| 11102 | Biopsy of related skin growth, first growth | 380 | 323 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 198 | 164 | $0 |
Insurance plans in this area (ZIP 04102)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | FL | |
| D E R M A T O L O G Y | PA | |
| D E R M A T O L O G Y | ME | |
| D E R M A T O L O G Y | ME | |
| D E R M A T O L O G Y | MA | |
| D E R M A T O L O G Y | ME | |
| D E R M A T O L O G Y | MN | |
| D E R M A T O L O G Y | LA | |
| D E R M A T O L O G Y | DC | |
| D E R M A T O L O G Y | ME |
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