Doctor profile · Federal record
Dr. Ronald Dulos, MD
Internal Medicine Physician (CMS: Internal Medicine) · Riverside, CA
- NPI 1821063710
- Accepts Medicare
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6405 Day St
Riverside, CA 925070901
(951) 697-5422
fax (951) 697-5587
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- April 11, 2025
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A87602
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821063710. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
874
Distinct HCPCS
10
Medicare allowed
$90,950
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 300 | 165 | $132 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 166 | 115 | $94 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 109 | 109 | $133 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 100 | 100 | $19 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 65 | 42 | $132 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 31 | 23 | $94 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 29 | 27 | $15 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 18 | 18 | $170 | |
G0008 |
Administration of influenza virus vaccine | 17 | 17 | $32 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 15 | 15 | $185 |
In context: peer comparison
Among 41 peers in Riverside Internal Medicine Physician, average services per provider: 160. This provider delivers 5.5× the peer median.Open Payments
Industry payments received
All-time total
$120
Transactions
5
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 3 | $75.42 | |
| Novo Nordisk INC | 1 | $23.62 | |
| GlaxoSmithKline, LLC. | 1 | $20.94 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,920
Patients
1,817
Total drug cost
$100,510
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 1,023 | 321 | $18,812 |
| Amlodipine Besylate | Generic | 713 | 205 | $7,325 |
| Metformin Hcl | Generic | 504 | 155 | $7,344 |
| Losartan Potassium | Generic | 456 | 140 | $9,021 |
| Levothyroxine Sodium | Generic | 433 | 118 | $8,241 |
| Omeprazole | Generic | 391 | 120 | $6,968 |
| Lisinopril | Generic | 361 | 127 | $4,759 |
| Gabapentin | Generic | 317 | 92 | $7,565 |
| Pantoprazole Sodium | Generic | 300 | 101 | $5,249 |
| Simvastatin | Generic | 272 | 83 | $4,182 |
Frequently asked questions
What is Dr. Ronald Dulos's medical specialty?
Dr. Ronald Dulos practices Internal Medicine Physician in Riverside, CA.
Where does Dr. Ronald Dulos practice?
Dr. Ronald Dulos practices at 6405 Day St, Riverside, CA 925070901. Office phone: 9516975422.
What is Dr. Ronald Dulos's NPI?
Dr. Ronald Dulos's National Provider Identifier (NPI) is 1821063710, issued by NPPES.
Does Dr. Ronald Dulos accept Medicare assignment?
Yes. Dr. Ronald Dulos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Dulos 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.