Ousama Dabbagh, MD
NPI 1982644704 · Pulmonary Disease Physician · Maryville, TN
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ousama Dabbagh, MD is a Pulmonary Disease Physician provider in Maryville, TN (NPI 1982644704).
Provider details
- NPI number
- 1982644704
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 46763 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
1,453 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 | 191 | $116 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 164 | $9 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 164 | $11 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 162 | $8 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 141 | $150 |
| Sleep Study in Sleep Lab (6 Years Or Older)95810 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 422 | 138 |
| Prednisone | 165 | 106 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 148 | 48 |
| Doxycycline Hyclate | 121 | 85 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 110 | 38 |
| Cefdinir | 108 | 74 |
| Ropinirole Hcl | 62 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$412 across 12 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
- 2006-06-08
- Last updated
- 2025-10-24
- Certified
- 2025-10-24
Frequently asked questions
- What is Ousama Dabbagh's NPI number?
- Ousama Dabbagh's National Provider Identifier (NPI) is 1982644704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ousama Dabbagh's specialty?
- Ousama Dabbagh is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ousama Dabbagh located?
- Ousama Dabbagh's practice location on file with NPPES is 463 Bmh Physicians Office Bldg, Maryville, TN 37804-5807.
- What is Ousama Dabbagh's phone number?
- The practice phone number listed in the NPPES registry for Ousama Dabbagh is (865) 980-5100.
- Does Ousama Dabbagh accept Medicare?
- Ousama Dabbagh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ousama Dabbagh's NPI active?
- Yes — Ousama Dabbagh's NPI (1982644704) is active in the NPPES registry as of the last update on 2025-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.