Doctor profile · Federal record
Dr. Jeffrey Feinfield, M.D.
Specialist (CMS: Otolaryngology) · Thousand Oaks, CA
- NPI 1740372028
- Accepts Medicare
- MIPS 93.7 / 100 · 2023
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
555 Marin St, Ste 100
Thousand Oaks, CA 913604102
(805) 494-4797
fax (805) 494-4810
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 27, 2017
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- California #A71991
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740372028. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
934
Distinct HCPCS
8
Medicare allowed
$97,082
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 390 | 203 | $97 | |
69210 |
Removal of impacted ear wax | 175 | 125 | $50 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 142 | 142 | $120 | |
31231 |
Diagnostic exam of nasal passages using an endoscope | 110 | 74 | $215 | |
92504 |
Exam of ear using a microscope | 65 | 51 | $33 | |
31579 |
Exam to assess movement of vocal cord flaps using an endoscope | 20 | 18 | $221 | |
70486 |
Ct scan of face without contrast | 17 | 16 | $43 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 15 | 14 | $147 |
In context: peer comparison
Among 4 peers in Thousand Oaks Specialist, average services per provider: 175. This provider delivers 5.3× the peer median.Open Payments
Industry payments received
All-time total
$9,411
Transactions
48
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 10 | $8,445.65 | |
| Genzyme Corporation | 12 | $357.96 | |
| GlaxoSmithKline, LLC. | 20 | $342.89 | |
| Aerin Medical INC. | 2 | $144.88 | |
| Regeneron Healthcare Solutions, INC. | 3 | $64.39 | |
| Sanofi-Aventis U.S. LLC | 1 | $54.95 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
385
Patients
209
Total drug cost
$47,641
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 132 | 49 | $1,480 |
| Ipratropium Bromide | Generic | 90 | 37 | $3,687 |
| Methylprednisolone | Generic | 41 | 36 | $295 |
| Cefdinir | Generic | 26 | 22 | $556 |
| Azithromycin | Generic | 24 | 22 | $106 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 24 | 18 | $1,392 |
| Valacyclovir (Valacyclovir Hcl) | Brand | 15 | 14 | $210 |
| Diazepam | Generic | 11 | 0 | $25 |
| Dupixent Pen (Dupilumab) | Brand | 11 | 0 | $39,783 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 11 | 11 | $106 |
Frequently asked questions
What is Dr. Jeffrey Feinfield's medical specialty?
Dr. Jeffrey Feinfield practices Specialist in Thousand Oaks, CA.
Where does Dr. Jeffrey Feinfield practice?
Dr. Jeffrey Feinfield practices at 555 Marin St, Thousand Oaks, CA 913604102. Office phone: 8054944797.
What is Dr. Jeffrey Feinfield's NPI?
Dr. Jeffrey Feinfield's National Provider Identifier (NPI) is 1740372028, issued by NPPES.
Does Dr. Jeffrey Feinfield accept Medicare assignment?
Yes. Dr. Jeffrey Feinfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Feinfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of impacted ear wax (HCPCS 69210); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.