Doctor profile · Federal record
Dr. Lydia Chan, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · San Francisco, CA
- NPI 1578900452
- Accepts Medicare
- 14 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2674 San Bruno Avenue
San Francisco, CA 94134
(415) 750-5909
fax (415) 750-5910
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- June 27, 2019
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #137928
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578900452. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,356
Distinct HCPCS
10
Medicare allowed
$12,607
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 226 | 132 | $6 | |
82570 |
Creatinine level to test for kidney function or muscle injury | 158 | 108 | $5 | |
82043 |
Urine microalbumin (protein) level | 154 | 108 | $6 | |
80053 |
Blood test, comprehensive group of blood chemicals | 120 | 107 | $10 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 116 | 104 | $3 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 105 | 94 | $6 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 76 | 66 | $13 | |
83036 |
Hemoglobin a1c level | 75 | 54 | $10 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 65 | 63 | $16 | |
G0328 |
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 41 | 41 | $18 |
In context: peer comparison
Among 236 peers in this city , average services per provider: 93. This provider delivers 15× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,783
Patients
602
Total drug cost
$44,248
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 398 | 126 | $10,349 |
| Losartan Potassium | Generic | 212 | 63 | $6,263 |
| Amlodipine Besylate | Generic | 165 | 53 | $3,501 |
| Diclofenac Sodium | Generic | 131 | 55 | $2,848 |
| Alendronate Sodium | Generic | 119 | 37 | $2,892 |
| Gabapentin | Generic | 96 | 38 | $1,919 |
| Finasteride | Generic | 94 | 30 | $3,753 |
| Fluticasone Propionate | Generic | 85 | 35 | $2,199 |
| Tamsulosin Hcl | Generic | 78 | 25 | $2,777 |
| Famotidine | Generic | 76 | 32 | $881 |
Hospital affiliations
Frequently asked questions
What is Dr. Lydia Chan's medical specialty?
Dr. Lydia Chan practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Lydia Chan practice?
Dr. Lydia Chan practices at 2674 San Bruno Avenue, San Francisco, CA 94134. Office phone: 4157505909.
What is Dr. Lydia Chan's NPI?
Dr. Lydia Chan's National Provider Identifier (NPI) is 1578900452, issued by NPPES.
Does Dr. Lydia Chan accept Medicare assignment?
Yes. Dr. Lydia Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lydia Chan commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Creatinine level to test for kidney function or muscle injury (HCPCS 82570); Urine microalbumin (protein) level (HCPCS 82043). Source: CMS Medicare Physician & Other Practitioners file.