Peter Chansky, MD
NPI 1356846588ActiveIndividual· Dermatology· San Francisco, CA
Dermatology (MD) in San Francisco, California, trained at Perelman School of Med at the University of Pennsylvania (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $282,319 for 409 claims, against $98,891 paid for services in 2024. Sun Pharmaceutical Industries Inc. was the largest of 25 companies reporting payments in 2025, $26,540 in all, mostly compensation for serving as faculty or as a speaker for a me.
Overview
| NPI | 1356846588 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2018 |
| Last updated in NPPES | Mar 8, 2024 |
| Certified by provider | Mar 8, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A178808 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 236 |
|---|---|
| Services billed | 1,668 across 42 procedure codes |
| Paid by Medicare | $98,891 |
Part D prescriptions in 2024
| Prescriptions (claims) | 409 · 454 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $282,319 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Perelman School of Med at the University of Pennsylvania |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Dermatology |
Medical group
- Csi Medical GroupFullerton, CA · 111 clinicians
Hospital affiliations
- California Pacific Medical Ctr-Davies Campus HospSan Francisco, CA
- UCSF Health St. Mary's HospitalSan Francisco, CA
Industry payments (Open Payments)
- 2025$26,540 · 307 payments from 25 companies
- 2024$8,262 · 263 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $12,383 | 32 |
| Genzyme Corporation | $4,283 | 23 |
| Regeneron Healthcare Solutions, Inc. | $3,361 | 14 |
| Abbvie Inc. | $1,378 | 58 |
| Arcutis Biotherapeutics, Inc. | $1,019 | 37 |
What the 2025 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$8,664 · 2 payments
- Food and Beverage$8,457 · 288 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$4,899 · 2 payments
- Consulting Fee$3,006 · 2 payments
- Travel and Lodging$1,414 · 12 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other dermatologists in San Francisco
- 1003106014
- 1023570041
- 1104146000
- 1124079181
- 1144483124
- 1154354363
- 1174705107
- 1235162447
- 1235213208
- 1295148773
- 1316263759
- 1316475270
All 168 dermatologists in San Francisco · All dermatologists in California