Doctor profile · Federal record
Dr. Ruby Sia, MD
Internal Medicine Physician (CMS: Internal Medicine) · Apple Valley, CA
- NPI 1518061860
- Accepts Medicare
- 35 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
16008 Tuscola Road, Suite 1
Apple Valley, CA 923071320
(760) 946-3888
fax (760) 242-0388 - Mailing address
-
16008 Tuscola RD, Suite 1
Apple Valley, CA 923071320
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- October 12, 2012
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A63962
- Medicaid
- CA #00A639620
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518061860. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
465
Distinct HCPCS
7
Medicare allowed
$51,766
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 279 | 119 | $132 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 89 | 58 | $94 | |
96372 |
Injection of drug or substance under skin or into muscle | 31 | 20 | $15 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 21 | 21 | $133 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 20 | 17 | $59 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 14 | 14 | $19 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $172 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 94. This provider delivers 4.9× the peer median.Open Payments
Industry payments received
All-time total
$961
Transactions
33
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 6 | $203.49 | |
| AstraZeneca Pharmaceuticals LP | 9 | $159.21 | |
| Abbott Laboratories | 1 | $140.63 | |
| Corcept Therapeutics | 4 | $120.45 | |
| ABBVIE INC. | 4 | $103.18 | |
| SCILEX PHARMACEUTICALS INC. | 2 | $92.74 | |
| Lilly USA, LLC | 2 | $44.44 | |
| PFIZER INC. | 2 | $38.88 | |
| Xeris Pharmaceuticals, Inc. | 1 | $24.13 | |
| Boston Scientific Corporation | 1 | $17.60 | |
| Amgen Inc. | 1 | $16.54 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,678
Patients
896
Total drug cost
$64,198
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 480 | 125 | $8,432 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 416 | 61 | $9,911 |
| Gabapentin | Generic | 333 | 75 | $6,438 |
| Atorvastatin Calcium | Generic | 318 | 87 | $3,888 |
| Rosuvastatin Calcium | Generic | 228 | 57 | $4,541 |
| Potassium Chloride | Generic | 213 | 57 | $5,767 |
| Lisinopril | Generic | 208 | 60 | $2,315 |
| Metformin Hcl | Generic | 207 | 52 | $2,778 |
| Omeprazole | Generic | 207 | 51 | $2,561 |
| Alprazolam | Generic | 187 | 29 | $1,010 |
Frequently asked questions
What is Dr. Ruby Sia's medical specialty?
Dr. Ruby Sia practices Internal Medicine Physician in Apple Valley, CA.
Where does Dr. Ruby Sia practice?
Dr. Ruby Sia practices at 16008 Tuscola Road, Apple Valley, CA 923071320. Office phone: 7609463888.
What is Dr. Ruby Sia's NPI?
Dr. Ruby Sia's National Provider Identifier (NPI) is 1518061860, issued by NPPES.
Does Dr. Ruby Sia accept Medicare assignment?
Yes. Dr. Ruby Sia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ruby Sia 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); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.