Kathy H. Chang-Lipsenthal, MD
NPI 1356340079ActiveIndividual· Internal Medicine· Mill Valley, CA
Internal Medicine (MD) in Mill Valley, California, trained at Howard University College of Medicine (class of 1980). In 2024 Medicare paid $68,884 for 226 patients, and Part D covered 880 of their prescriptions, 88% of them generic.
Overview
| NPI | 1356340079 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 14, 2005 |
| Last updated in NPPES | Sep 30, 2025 |
| Certified by provider | Sep 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G080023 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 226 |
|---|---|
| Services billed | 891 across 32 procedure codes |
| Paid by Medicare | $68,884 |
Part D prescriptions in 2024
| Prescriptions (claims) | 880 · 2,021 30-day fills |
|---|---|
| Patients | 183 |
| Total drug cost | $75,163 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Howard University College of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Hospital affiliation
- Marinhealth Medical CenterGreenbrae, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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