Wisam Naji, MD
NPI 1407119738 · Pulmonary Disease Physician · Valencia, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wisam Naji, MD is a Pulmonary Disease Physician provider in Valencia, CA (NPI 1407119738).
Provider details
- NPI number
- 1407119738
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2015020989 (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
14 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
858 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 298 | $138 |
| 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 | 159 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 127 | $122 |
| Critical Care, First 30-74 Minutes99291 | 74 | $217 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 52 | $179 |
| Test to Determine Lung Volumes Using Sensors |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 396 | 78 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 390 | 172 |
| Fluticasone Propion/Salmeterolbrand: Advair Hfa | 161 | 52 |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 129 | 37 |
| Tiotropium Bromidebrand: Spiriva Respimat | 125 | 31 |
| Azelastine Hcl | 115 | 62 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,850 across 7 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
- 2012-06-21
- Last updated
- 2019-08-01
Frequently asked questions
- What is Wisam Naji's NPI number?
- Wisam Naji's National Provider Identifier (NPI) is 1407119738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wisam Naji's specialty?
- Wisam Naji is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Wisam Naji located?
- Wisam Naji's practice location on file with NPPES is 23803 Mcbean Pkwy #202, Valencia, CA 91355-2302.
- What is Wisam Naji's phone number?
- The practice phone number listed in the NPPES registry for Wisam Naji is (661) 481-2400.
- Does Wisam Naji accept Medicare?
- Wisam Naji is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wisam Naji's NPI active?
- Yes — Wisam Naji's NPI (1407119738) is active in the NPPES registry as of the last update on 2019-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.