Doctor profile · Federal record
Dr. Ron Dunchok, MD
Internal Medicine Physician · San Dimas, CA
- NPI 1356331730
- 21 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1334 West Covina Blvd, Suite 204
San Dimas, CA 917733211
(909) 599-6300
fax (909) 305-2500 - Mailing address
-
1330 West Covina Blvd Suite 204
San Dimas, CA 917733211
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- January 7, 2017
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A42469
- Medicaid
- CA #00A424690
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356331730. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
93
Distinct HCPCS
2
Medicare allowed
$14,203
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 70 | 48 | $139 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 23 | 21 | $195 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 186. This provider delivers 0.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,142
Patients
423
Total drug cost
$17,915
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 180 | 72 | $2,541 |
| Levothyroxine Sodium | Generic | 136 | 48 | $3,235 |
| Lisinopril | Generic | 107 | 42 | $1,005 |
| Amlodipine Besylate | Generic | 83 | 31 | $703 |
| Gabapentin | Generic | 77 | 28 | $1,164 |
| Metformin Hcl | Generic | 77 | 28 | $908 |
| Metoprolol Succinate | Generic | 63 | 27 | $1,575 |
| Simvastatin | Generic | 60 | 24 | $767 |
| Losartan Potassium | Generic | 58 | 23 | $856 |
| Hydrochlorothiazide | Generic | 55 | 20 | $274 |
Frequently asked questions
What is Dr. Ron Dunchok's medical specialty?
Dr. Ron Dunchok practices Internal Medicine Physician in San Dimas, CA.
Where does Dr. Ron Dunchok practice?
Dr. Ron Dunchok practices at 1334 West Covina Blvd, San Dimas, CA 917733211. Office phone: 9095996300.
What is Dr. Ron Dunchok's NPI?
Dr. Ron Dunchok's National Provider Identifier (NPI) is 1356331730, issued by NPPES.
What procedures does Dr. Ron Dunchok 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 99215). Source: CMS Medicare Physician & Other Practitioners file.