Mounir El Fatmi, MD
NPI 1356406789 · Internal Medicine Physician · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mounir El Fatmi, MD is a Internal Medicine Physician provider in Thousand Oaks, CA (NPI 1356406789).
Provider details
- NPI number
- 1356406789
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2005019453 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
2,661 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) |
|---|---|---|
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 505 | $62 |
| Removal of Skin and Tissue, Each Additional 20.0 Sq Cm Or Less11045 | 499 | $25 |
| Removal of Muscle And/Or Tissue, 20.0 Sq Cm Or Less11043 | 368 | $156 |
| Removal of Muscle And/Or Tissue, Each Additional 20.0 Sq Cm Or Less11046 | 336 | $54 |
| Management of Oxygen Chamber Therapy99183 | 255 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $67 |
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) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 113 | 57 |
| Mupirocin | 78 | 41 |
| Gabapentin | 54 | 12 |
| Cephalexin | 29 | 22 |
| Furosemide | 21 | — |
| Bumetanide | 20 | — |
| Levofloxacin | 14 | 12 |
| Pregabalin | 14 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$244 across 8 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
- 2006-12-26
- Last updated
- 2014-10-30
Frequently asked questions
- What is Mounir El Fatmi's NPI number?
- Mounir El Fatmi's National Provider Identifier (NPI) is 1356406789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mounir El Fatmi's specialty?
- Mounir El Fatmi is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mounir El Fatmi located?
- Mounir El Fatmi's practice location on file with NPPES is 3299 Rikkard Dr, Thousand Oaks, CA 91362-4625.
- What is Mounir El Fatmi's phone number?
- The practice phone number listed in the NPPES registry for Mounir El Fatmi is (201) 658-8265.
- Does Mounir El Fatmi accept Medicare?
- Mounir El Fatmi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mounir El Fatmi's NPI active?
- Yes — Mounir El Fatmi's NPI (1356406789) is active in the NPPES registry as of the last update on 2014-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.