Ossama Al-Assafeen, MD
NPI 1912078452 · Internal Medicine Physician · Lebanon, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ossama Al-Assafeen, MD is a Internal Medicine Physician provider in Lebanon, MO (NPI 1912078452).
Provider details
- NPI number
- 1912078452
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2003010407 (MO)
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
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
2,374 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 | 1,351 | $121 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 284 | $13 |
| 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 | 197 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 154 | $126 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 125 | $63 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 235 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 846 | 231 |
| Levothyroxine Sodium | 815 | 217 |
| Pantoprazole Sodium | 642 | 172 |
| Rosuvastatin Calcium | 457 | 130 |
| Metoprolol Succinate | 456 | 111 |
| Gabapentin | 432 | 108 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,490 across 78 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
- 2006-11-13
- Last updated
- 2022-01-20
Frequently asked questions
- What is Ossama Al-Assafeen's NPI number?
- Ossama Al-Assafeen's National Provider Identifier (NPI) is 1912078452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ossama Al-Assafeen's specialty?
- Ossama Al-Assafeen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ossama Al-Assafeen located?
- Ossama Al-Assafeen's practice location on file with NPPES is 120 Hospital Dr, Lebanon, MO 65536-9238.
- What is Ossama Al-Assafeen's phone number?
- The practice phone number listed in the NPPES registry for Ossama Al-Assafeen is (417) 533-6746.
- Does Ossama Al-Assafeen accept Medicare?
- Ossama Al-Assafeen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ossama Al-Assafeen's NPI active?
- Yes — Ossama Al-Assafeen's NPI (1912078452) is active in the NPPES registry as of the last update on 2022-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.