Raffi Karagozian, MD
NPI 1356394233 · Gastroenterology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Raffi Karagozian, MD is a Gastroenterology Physician provider in Boston, MA (NPI 1356394233).
Provider details
- NPI number
- 1356394233
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 219980 (MA)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
416 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 | 109 | $102 |
| Measurement of Liver Stiffness91200 | 85 | $11 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 56 | $152 |
| 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 | 52 | $17 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 29 | $165 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ursodiol | 108 | 28 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 62 | 58 |
| Azathioprine | 40 | — |
| Tenofovir Alafenamidebrand: Vemlidy | 39 | — |
| Mycophenolate Mofetil | 33 | — |
| Omeprazole | 29 | 11 |
| Entecavir | 27 | — |
| Obeticholic Acid |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,888 across 10 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
Additional practice locations (1)
- 1000 Asylum AveSuite 3212Hartford, CT 06105-1770Phone: (860) 522-1171
Registry dates
- Enumerated
- 2006-05-19
- Last updated
- 2021-02-12
- Certified
- 2021-02-12
Frequently asked questions
- What is Raffi Karagozian's NPI number?
- Raffi Karagozian's National Provider Identifier (NPI) is 1356394233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raffi Karagozian's specialty?
- Raffi Karagozian is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Raffi Karagozian located?
- Raffi Karagozian's practice location on file with NPPES is 800 Washington St # 233, Boston, MA 02111-1552.
- What is Raffi Karagozian's phone number?
- The practice phone number listed in the NPPES registry for Raffi Karagozian is (617) 636-5883.
- Does Raffi Karagozian accept Medicare?
- Raffi Karagozian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Raffi Karagozian's NPI active?
- Yes — Raffi Karagozian's NPI (1356394233) is active in the NPPES registry as of the last update on 2021-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.