Sami Arnaout, M.D.
NPI 1023364130 · Infectious Disease Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sami Arnaout, M.D. is a Infectious Disease Physician provider in Worcester, MA (NPI 1023364130).
Provider details
- NPI number
- 1023364130
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 279028 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 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
295 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 144 | $129 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 67 | $171 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $70 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 23 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $98 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Elviteg/Cob/Emtri/Tenof Alafenbrand: Genvoya | 73 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 73 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 51 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 49 |
| Dolutegravir/Rilpivirinebrand: Juluca | 47 |
| Raltegravir Potassiumbrand: Isentress | 45 |
| Abacavir/Dolutegravir/Lamivudibrand: Triumeq | 39 |
| Darunavir | 28 |
Practice location
Mailing address
Additional practice locations (1)
- 60 Hospital RdLeominster, MA 01453-2205Phone: (978) 466-4608
Registry dates
- Enumerated
- 2012-07-25
- Last updated
- 2024-05-17
- Certified
- 2024-05-17
Frequently asked questions
- What is Sami Arnaout's NPI number?
- Sami Arnaout's National Provider Identifier (NPI) is 1023364130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sami Arnaout's specialty?
- Sami Arnaout is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Sami Arnaout located?
- Sami Arnaout's practice location on file with NPPES is 119 Belmont St, Worcester, MA 01605-2903.
- What is Sami Arnaout's phone number?
- The practice phone number listed in the NPPES registry for Sami Arnaout is (508) 334-6053.
- Does Sami Arnaout accept Medicare?
- Sami Arnaout is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sami Arnaout's NPI active?
- Yes — Sami Arnaout's NPI (1023364130) is active in the NPPES registry as of the last update on 2024-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.