Doctor profile · Federal record
Dr. Lily Tsai, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Encinitas, CA
- NPI 1184633638
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
310 Santa Fe Dr
Encinitas, CA 920245110
(760) 633-7245 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 12, 2020
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #A109827
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184633638. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
136
Distinct HCPCS
5
Medicare allowed
$12,844
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 51 | 41 | $97 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 26 | 19 | $61 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 25 | 25 | $42 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 18 | $137 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 14 | $179 |
In context: peer comparison
Among 8 peers in Encinitas Obstetrics & Gynecology Physician, average services per provider: 66. This provider delivers 2.1× the peer median.Open Payments
Industry payments received
All-time total
$866
Transactions
44
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US INC | 28 | $536.56 | |
| Shield Therapeutics INC | 4 | $89.95 | |
| Pfizer INC. | 3 | $52.15 | |
| Meditrina | 2 | $43.05 | |
| Hologic Sales and Service, LLC | 1 | $32.39 | |
| Sumitomo Pharma America, INC. | 1 | $22.16 | |
| Evofem Biosciences, INC. | 1 | $21.88 | |
| Cosette Pharmaceuticals INC. | 1 | $19.81 | |
| Aspira Women's Health INC | 1 | $17.68 | |
| Organon LLC | 1 | $16.74 | |
| CooperSurgical, INC. | 1 | $13.15 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
114
Patients
38
Total drug cost
$8,624
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Progesterone (Progesterone, Micronized) | Brand | 48 | 14 | $3,191 |
| Estradiol | Generic | 40 | 24 | $3,083 |
| Clobetasol Propionate | Generic | 13 | 0 | $253 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 13 | 0 | $2,096 |
Hospital affiliations
Frequently asked questions
What is Dr. Lily Tsai's medical specialty?
Dr. Lily Tsai practices Obstetrics & Gynecology Physician in Encinitas, CA.
Where does Dr. Lily Tsai practice?
Dr. Lily Tsai practices at 310 Santa Fe Dr, Encinitas, CA 920245110. Office phone: 7606337245.
What is Dr. Lily Tsai's NPI?
Dr. Lily Tsai's National Provider Identifier (NPI) is 1184633638, issued by NPPES.
Does Dr. Lily Tsai accept Medicare assignment?
Yes. Dr. Lily Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lily Tsai commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.