Doctor profile · Federal record
Dr. Douglas Roy, M.D.
Internal Medicine Physician · Topanga, CA
- NPI 1417025180
- 20 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
395 S. Topanga Cyn. Blvd., Suite 104
Topanga, CA 902903155
(310) 455-2019
fax (310) 455-2010 - Mailing address
-
395 S. Topanga Blvd., Suite 104
Topanga, CA 902903155
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G-037170
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417025180. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
324
Distinct HCPCS
3
Medicare allowed
$43,339
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 210 | 58 | $139 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 83 | 46 | $98 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 31 | 26 | $194 |
In context: peer comparison
Among 1 peers in Topanga Internal Medicine Physician, average services per provider: 108. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$123
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 1 | $123.06 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
160
Patients
0
Total drug cost
$5,042
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alprazolam | Generic | 37 | 0 | $418 |
| Atorvastatin Calcium | Generic | 18 | 0 | $356 |
| Zolpidem Tartrate | Generic | 17 | 0 | $175 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 16 | 0 | $533 |
| Tamsulosin Hcl | Generic | 15 | 0 | $298 |
| Gabapentin | Generic | 12 | 0 | $52 |
| Lisinopril | Generic | 12 | 0 | $211 |
| Febuxostat | Generic | 11 | 0 | $2,882 |
| Hydrochlorothiazide | Generic | 11 | 0 | $30 |
| Losartan Potassium | Generic | 11 | 0 | $88 |
Frequently asked questions
What is Dr. Douglas Roy's medical specialty?
Dr. Douglas Roy practices Internal Medicine Physician in Topanga, CA.
Where does Dr. Douglas Roy practice?
Dr. Douglas Roy practices at 395 S. Topanga Cyn. Blvd., Topanga, CA 902903155. Office phone: 3104552019.
What is Dr. Douglas Roy's NPI?
Dr. Douglas Roy's National Provider Identifier (NPI) is 1417025180, issued by NPPES.
What procedures does Dr. Douglas Roy 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.