Kwan Chi Pun, MD
NPI 1083719207ActiveIndividual· Internal Medicine· Mountain View, CA
Internal Medicine (MD) in Mountain View, California, trained at University of California, Irvine, California College of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $184,282 for 3,117 claims, against $80,651 paid for services in 2024. Sanofi-Aventis U.S. LLC was the largest of 3 companies reporting payments in 2024, $392.22 in all, mostly food and beverage.
Overview
| NPI | 1083719207 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 13, 2006 |
| Last updated in NPPES | Nov 14, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G79942 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 400 |
|---|---|
| Services billed | 945 across 29 procedure codes |
| Paid by Medicare | $80,651 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,117 · 7,013 30-day fills |
|---|---|
| Patients | 414 |
| Total drug cost | $184,282 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of California, Irvine, California College of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliation
- El Camino HealthMountain View, CA
Other facilities
- Intouch Home Care, Inc.Home health agency · Santa Clara, CA
- Sutter Care at HomeHome health agency · Saratoga, CA
Industry payments (Open Payments)
- 2024$392.22 · 3 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $149.86 | 1 |
| Mayne Pharma Commercial LLC | $124.83 | 1 |
| Otsuka America Pharmaceutical, Inc. | $117.53 | 1 |
What the 2024 payments were for
- Food and Beverage$392.22 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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