Irina Feldman, M.D.
NPI 1417919721 · Family Medicine Physician · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irina Feldman, M.D. is a Family Medicine Physician provider in Thousand Oaks, CA (NPI 1417919721).
Provider details
- NPI number
- 1417919721
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A88266 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
500 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 140 | $191 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 90 | $17 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 60 | $63 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 45 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $137 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 29 |
| Escitalopram Oxalate | 23 |
| Rosuvastatin Calcium | 22 |
| Tirzepatidebrand: Mounjaro | 18 |
| Lisinopril | 17 |
| Olmesartan Medoxomil | 17 |
| Semaglutidebrand: Ozempic | 12 |
| Zolpidem Tartrate | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$421 across 21 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-03
- Last updated
- 2012-08-15
Frequently asked questions
- What is Irina Feldman's NPI number?
- Irina Feldman's National Provider Identifier (NPI) is 1417919721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irina Feldman's specialty?
- Irina Feldman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Irina Feldman located?
- Irina Feldman's practice location on file with NPPES is 375 Rolling Oaks Dr, Thousand Oaks, CA 91361-1000.
- What is Irina Feldman's phone number?
- The practice phone number listed in the NPPES registry for Irina Feldman is (805) 777-7676.
- Does Irina Feldman accept Medicare?
- Irina Feldman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irina Feldman's NPI active?
- Yes — Irina Feldman's NPI (1417919721) is active in the NPPES registry as of the last update on 2012-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.