Doctor profile · Federal record
Dr. Katherine Chou, DPM
Foot & Ankle Surgery Podiatrist (CMS: Podiatry) · San Francisco, CA
- NPI 1780819250
- Accepts Medicare
- MIPS 78.2 / 100 · 2023
- 18 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2100 Webster St Ste 407
San Francisco, CA 941152379
(415) 426-7771
fax (415) 967-7053
Credentials & registration
- NPI registered
- May 2009 — 17 yrs on file
- Profile last updated
- October 16, 2025
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 213ES0103X — NUCC code
- State license (1)
- California #E 4921
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780819250. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,713
Distinct HCPCS
10
Medicare allowed
$166,519
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 667 | 283 | $107 | |
11720 |
Removal of fingernails or toenails, 1-5 nails | 193 | 91 | $41 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 147 | 147 | $132 | |
11721 |
Removal of fingernails or toenails, 6 or more nails | 128 | 63 | $54 | |
11056 |
Removal of noncancer thickened skin growth, 2-4 growths | 123 | 63 | $103 | |
93922 |
Ultrasound study of arm and leg arteries | 111 | 109 | $108 | |
95923 |
Testing of autonomic (sympathetic) nervous system function | 106 | 104 | $158 | |
73630 |
X-ray of foot, minimum of 3 views | 67 | 53 | $45 | |
11055 |
Removal of noncancer thickened skin growth, 1 growth | 58 | 41 | $91 | |
11042 |
Removal of skin and tissue, 20.0 sq cm or less | 45 | 15 | $162 |
In context: peer comparison
Among 15 peers in San Francisco Foot & Ankle Surgery Podiatrist, average services per provider: 165. This provider delivers 10× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
92
Patients
26
Total drug cost
$32,487
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ciclopirox | Generic | 42 | 26 | $1,928 |
| Jublia (Efinaconazole) | Brand | 32 | 0 | $30,198 |
| Ketoconazole | Generic | 18 | 0 | $361 |
Frequently asked questions
What is Dr. Katherine Chou's medical specialty?
Dr. Katherine Chou practices Foot & Ankle Surgery Podiatrist in San Francisco, CA.
Where does Dr. Katherine Chou practice?
Dr. Katherine Chou practices at 2100 Webster St Ste 407, San Francisco, CA 941152379. Office phone: 4154267771.
What is Dr. Katherine Chou's NPI?
Dr. Katherine Chou's National Provider Identifier (NPI) is 1780819250, issued by NPPES.
Does Dr. Katherine Chou accept Medicare assignment?
Yes. Dr. Katherine Chou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Chou commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of fingernails or toenails, 1-5 nails (HCPCS 11720); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.