Doctor profile · Federal record
Dr. Hedy Loa, MD
Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Ontario, CA
- NPI 1093720666
- Accepts Medicare
- 53 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1131 W 6Th St Ste 150
Ontario, CA 917621116
(909) 482-4462
fax (909) 482-4485 - Mailing address
-
840 Towne Center Dr
Pomona, CA 917675900
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- September 11, 2023
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 207RG0300X — NUCC code
- State license (1)
- California #A38337
- Medicaid
- CA #00A383370
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093720666. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
416
Distinct HCPCS
7
Medicare allowed
$46,365
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 209 | 103 | $132 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 53 | 53 | $170 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 46 | 11 | $79 | |
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 45 | 13 | $42 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 24 | 20 | $92 | |
G0008 |
Administration of influenza virus vaccine | 21 | 21 | $32 | |
90662 |
Influenza vaccine split virus, preservative free | 18 | 18 | $72 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 59. This provider delivers 7.1× the peer median.Open Payments
Industry payments received
All-time total
$305
Transactions
15
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 4 | $87.19 | |
| Novo Nordisk Inc | 1 | $30.47 | |
| Sumitomo Pharma America, Inc. | 2 | $29.38 | |
| AstraZeneca Pharmaceuticals LP | 2 | $29.19 | |
| Astellas Pharma US Inc | 1 | $25.00 | |
| Hologic Sales and Service, LLC | 1 | $24.13 | |
| Esperion Therapeutics, Inc. | 1 | $22.62 | |
| SANOFI PASTEUR INC. | 1 | $21.00 | |
| GlaxoSmithKline, LLC. | 1 | $19.00 | |
| Amgen Inc. | 1 | $17.28 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,684
Patients
1,388
Total drug cost
$86,409
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 733 | 223 | $14,422 |
| Amlodipine Besylate | Generic | 514 | 154 | $6,651 |
| Losartan Potassium | Generic | 504 | 150 | $12,310 |
| Levothyroxine Sodium | Generic | 445 | 103 | $9,341 |
| Metformin Hcl | Generic | 420 | 135 | $6,530 |
| Pravastatin Sodium | Generic | 295 | 99 | $5,662 |
| Lisinopril | Generic | 285 | 79 | $3,652 |
| Gabapentin | Generic | 256 | 74 | $6,377 |
| Metoprolol Tartrate | Generic | 207 | 56 | $2,356 |
| Alendronate Sodium | Generic | 203 | 61 | $3,502 |
Hospital affiliations
Frequently asked questions
What is Dr. Hedy Loa's medical specialty?
Dr. Hedy Loa practices Geriatric Medicine (Internal Medicine) Physician in Ontario, CA.
Where does Dr. Hedy Loa practice?
Dr. Hedy Loa practices at 1131 W 6Th St Ste 150, Ontario, CA 917621116. Office phone: 9094824462.
What is Dr. Hedy Loa's NPI?
Dr. Hedy Loa's National Provider Identifier (NPI) is 1093720666, issued by NPPES.
Does Dr. Hedy Loa accept Medicare assignment?
Yes. Dr. Hedy Loa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hedy Loa commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit (HCPCS G0438); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.