Zahi Nachef, M.D.
NPI 1336427863 · Pulmonary Disease Physician · Decatur, IL
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zahi Nachef, M.D. is a Pulmonary Disease Physician provider in Decatur, IL (NPI 1336427863).
Provider details
- NPI number
- 1336427863
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036141647 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
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
1,011 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) |
|---|---|---|
| Test to Determine Lung Volumes Using Sensors94726 | 123 | $11 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 123 | $8 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 119 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 108 | $76 |
| Critical Care, First 30-74 Minutes99291 | 107 | $205 |
| Test to Measure Expiratory Airflow and Volume94010 | 90 | $8 |
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 |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 36 | 15 |
| Tiotropium Bromidebrand: Spiriva Handihaler | 24 | — |
| Fluticasone Furoatebrand: Arnuity Ellipta | 18 | — |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 17 | — |
| Roflumilast | 17 | — |
| Prednisone | 16 | 14 |
| Budesonide/Formoterol Fumarate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 across 5 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
- 2011-08-02
- Last updated
- 2022-07-21
Frequently asked questions
- What is Zahi Nachef's NPI number?
- Zahi Nachef's National Provider Identifier (NPI) is 1336427863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zahi Nachef's specialty?
- Zahi Nachef is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Zahi Nachef located?
- Zahi Nachef's practice location on file with NPPES is 2300 N Edward St, Decatur, IL 62526-4163.
- What is Zahi Nachef's phone number?
- The practice phone number listed in the NPPES registry for Zahi Nachef is (217) 876-4200.
- Does Zahi Nachef accept Medicare?
- Zahi Nachef is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zahi Nachef's NPI active?
- Yes — Zahi Nachef's NPI (1336427863) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.