DR. SANDRA Y HAN (MD) – MOHS-Micrographic Surgery Physician, NPI 1841456662
MOHS-Micrographic Surgery Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. SANDRA Y HAN (MD)
3600 N INTERSTATE AVE
PORTLAND, OR 972271106
Phone: (800) 813-2000
Type: Location
1701, Divisadero Street, Western Addition, San Francisco, California, 94115, United States
3RD FLOOR
SAN FRANCISCO, CA 941153011
Phone: (415) 353-7878
Type: Mailing
500 NE MULTNOMAH ST STE 100
PORTLAND, OR 972322099
Phone: (800) 813-2000
Type: Mailing
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: 2021-09-24
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 |
|---|---|---|---|---|
| I20210908003700 | I | Dermatology | OR | TBD |
| I20210924000636 | I | Micrographic Dermatologic Surgery (Mds) | WA | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 97227)
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