Doctor profile · Federal record
Dr. Sandra Tan, MD
Family Medicine Physician (CMS: Family Practice) · Oceanside, CA
- NPI 1972527489
- Accepts Medicare
- 30 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4318 Mission Ave
Oceanside, CA 920576541
(760) 901-5010 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 26, 2020
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A64303
- Medicaid
- CA #00A643030
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972527489. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
350
Distinct HCPCS
7
Medicare allowed
$39,556
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 127 | 71 | $135 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 73 | 57 | $97 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 38 | 38 | $138 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 34 | 26 | $191 | |
G0008 |
Administration of influenza virus vaccine | 34 | 33 | $33 | |
90662 |
Influenza vaccine split virus, preservative free | 31 | 31 | $72 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 13 | 12 | $16 |
In context: peer comparison
Among 9 peers in Oceanside Family Medicine Physician, average services per provider: 65. This provider delivers 5.4× the peer median.Open Payments
Industry payments received
All-time total
$13
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 1 | $13.15 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,575
Patients
499
Total drug cost
$34,655
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 229 | 66 | $5,283 |
| Amlodipine Besylate | Generic | 186 | 60 | $2,560 |
| Rosuvastatin Calcium | Generic | 155 | 49 | $4,696 |
| Losartan Potassium | Generic | 135 | 42 | $3,187 |
| Levothyroxine Sodium | Generic | 133 | 38 | $3,005 |
| Omeprazole | Generic | 118 | 40 | $2,273 |
| Lisinopril | Generic | 105 | 33 | $1,032 |
| Metformin Hcl | Generic | 81 | 23 | $1,991 |
| Simvastatin | Generic | 76 | 25 | $1,061 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 67 | 22 | $1,646 |
Hospital affiliations
Frequently asked questions
What is Dr. Sandra Tan's medical specialty?
Dr. Sandra Tan practices Family Medicine Physician in Oceanside, CA.
Where does Dr. Sandra Tan practice?
Dr. Sandra Tan practices at 4318 Mission Ave, Oceanside, CA 920576541. Office phone: 7609015010.
What is Dr. Sandra Tan's NPI?
Dr. Sandra Tan's National Provider Identifier (NPI) is 1972527489, issued by NPPES.
Does Dr. Sandra Tan accept Medicare assignment?
Yes. Dr. Sandra Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandra Tan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.