ALEDA A. LONGWELL (MD) – Dermatology Physician, NPI 1093960643
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,140 DERMATOLOGY in CA
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Provider Addresses for ALEDA A. LONGWELL (MD)
360, Rose Avenue, Danville, Contra Costa County, California, 94526, United States
DANVILLE, CA 945263320
Phone: (925) 838-4363
Fax: (925) 838-4545
Type: Mailing
1320, El Capitan Drive, Danville, Contra Costa County, California, 94526, United States
DANVILLE, CA 945266258
Phone: (925) 838-4363
Fax: (925) 838-4545
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 101 Open Payments records for all available years, with a total value of $2,432.
Total Amount is formed as General ($2,432) + Research ($0) + Ownership ($0) = $2,432.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: ABBVIE INC. ($452).
Total Amount
$2,432
General + Research + Ownership
Payments
101
Total payment records
General Amount
$2,432
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $452 |
| Regeneron Healthcare Solutions, Inc. | $420 |
| SUN PHARMACEUTICAL INDUSTRIES INC. | $277 |
| Incyte Corporation | $188 |
| E.R. Squibb & Sons, L.L.C. | $184 |
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: 2009-02-24
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 |
|---|---|---|---|---|
| I20090224000712 | I | Dermatology | CA | 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 | 70 | 14 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 51 | 38 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 37 | 28 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 33 | 27 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 27 | 27 | $0 |
Insurance plans in this area (ZIP 94526)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NY | |
| D E R M A T O L O G Y | OH | |
| - | CA | |
| Physician Assistant | CA | |
| Physician Assistant | NC | |
| Physician Assistant | CA | |
| - | CA | |
| - | NV | |
| Physician Assistant | CA | |
| D E R M A T O L O G Y | CA |
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