Houssam Halawi, M.D.
NPI 1487941928 · Gastroenterology Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Houssam Halawi, M.D. is a Gastroenterology Physician provider in Rochester, MN (NPI 1487941928).
Provider details
- NPI number
- 1487941928
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C163845 (CA)
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 tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
313 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 92 | $5 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 61 | $229 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 38 | $29 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 29 | $105 |
| Study of Rectum Sensitivity and Function91122 | 23 | $83 |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrStanford, CA 94305-2200Phone: (650) 723-4000
Registry dates
- Enumerated
- 2011-07-05
- Last updated
- 2023-09-06
- Certified
- 2023-09-06
Frequently asked questions
- What is Houssam Halawi's NPI number?
- Houssam Halawi's National Provider Identifier (NPI) is 1487941928, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Houssam Halawi's specialty?
- Houssam Halawi is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Houssam Halawi located?
- Houssam Halawi's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-2859.
- What is Houssam Halawi's phone number?
- The practice phone number listed in the NPPES registry for Houssam Halawi is (507) 284-2511.
- Does Houssam Halawi accept Medicare?
- Houssam Halawi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Houssam Halawi's NPI active?
- Yes — Houssam Halawi's NPI (1487941928) is active in the NPPES registry as of the last update on 2023-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.