Oussama Moussan, M.D.
NPI 1467426171 · Gastroenterology Physician · Tacoma, WA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oussama Moussan, M.D. is a Gastroenterology Physician provider in Tacoma, WA (NPI 1467426171).
Provider details
- NPI number
- 1467426171
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00033213 (WA)
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
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
699 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) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 195 | $143 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 97 | $84 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 72 | $238 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 39 | $90 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 37 | $155 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 123 | 118 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 105 | 102 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 85 | 82 |
| Pantoprazole Sodium | 71 | 31 |
| Omeprazole | 67 | 22 |
| Famotidine | 56 | 23 |
| Sodium Chloride/Nahco3/Kcl/Peg |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$174 across 6 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
- 2006-02-17
- Last updated
- 2014-04-07
Frequently asked questions
- What is Oussama Moussan's NPI number?
- Oussama Moussan's National Provider Identifier (NPI) is 1467426171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oussama Moussan's specialty?
- Oussama Moussan is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Oussama Moussan located?
- Oussama Moussan's practice location on file with NPPES is 3209 S 23rd St, Tacoma, WA 98405-1602.
- What is Oussama Moussan's phone number?
- The practice phone number listed in the NPPES registry for Oussama Moussan is (253) 272-8148.
- Does Oussama Moussan accept Medicare?
- Oussama Moussan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oussama Moussan's NPI active?
- Yes — Oussama Moussan's NPI (1467426171) is active in the NPPES registry as of the last update on 2014-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.