DR. FRANCIS CHUWEI HSIAO (M.D., PHD.) – Dermatology Physician, NPI 1982855185
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 DR. FRANCIS CHUWEI HSIAO (M.D., PHD.)
525 SOUTH DR STE 115
MOUNTAIN VIEW, CA 940404211
Phone: (408) 369-5600
Fax: (408) 558-7949
Type: Mailing
2100;2140, Webster Street, Pacific Heights, San Francisco, California, 95115, United States
SUITE 318
SAN FRANCISCO, CA 941152373
Phone: (415) 923-3066
Fax: (415) 929-9267
Type: Location
136 N San Mateo Dr Fl 2
San Mateo, CA 944012778
Phone: (650) 348-1242
Fax: (650) 348-0788
Type: Location
909 Hyde St Ste 419
San Francisco, CA 941094846
Phone: (415) 678-5887
Fax: (415) 829-8897
Type: Location
1800 Sullivan Ave Rm 403
Daly City, CA 940152224
Phone: (650) 994-3238
Fax: (650) 991-1119
Type: Location
6399 SAN IGNACIO AVE STE 120
SAN JOSE, CA 951191215
Phone: (408) 369-5620
Fax: (408) 904-7730
Type: Mailing
3838 CALIFORNIA ST RM 610
SAN FRANCISCO, CA 941181508
Phone: (415) 387-8007
Fax: (415) 387-8008
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 615 Open Payments records for all available years, with a total value of $26,867.
Total Amount is formed as General ($26,867) + Research ($0) + Ownership ($0) = $26,867.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: LEO Pharma Inc. ($5,560).
Total Amount
$26,867
General + Research + Ownership
Payments
615
Total payment records
General Amount
$26,867
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| LEO Pharma Inc. | $5,560 |
| ABBVIE INC. | $4,754 |
| E.R. Squibb & Sons, L.L.C. | $2,118 |
| GENZYME CORPORATION | $1,200 |
| PFIZER INC. | $1,136 |
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: 2014-01-10
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 |
|---|---|---|---|---|
| I20140110001551 | 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 | 2,860 | 326 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 894 | 539 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 639 | 373 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 586 | 352 | $0 |
| 17311 | Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | 282 | 240 | $0 |
Insurance plans in this area (ZIP 94040)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DERMATOLOGY | CA | 11101 | Biopsy of each additional growth of skin and/or tissue | 30 | 27 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| - | TX | |
| - | CA | |
| - | CA | |
| P A T H O L O G Y | CA | |
| D E R M A T O L O G Y | CA | |
| D E R M A T O L O G Y | PA | |
| D E R M A T O L O G Y | CA | |
| Dermatology, Internal Medicine | CA | |
| D E R M A T O L O G Y | CA |
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