Rima Arnaout, M.D.
NPI 1871798470 · Cardiovascular Disease Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rima Arnaout, M.D. is a Cardiovascular Disease Physician provider in San Francisco, CA (NPI 1871798470).
Provider details
- NPI number
- 1871798470
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A106942 (CA)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
622 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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 256 | $76 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 80 | $119 |
| Heart Muscle Strain Imaging93356 | 65 | $13 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 61 | $3 |
| Ultrasound of Heart Blood Flow, Valves and Chambers, Follow-Up93321 | 35 | $8 |
| Ultrasound of Heart, Follow-Up93308 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-15
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is Rima Arnaout's NPI number?
- Rima Arnaout's National Provider Identifier (NPI) is 1871798470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rima Arnaout's specialty?
- Rima Arnaout is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Rima Arnaout located?
- Rima Arnaout's practice location on file with NPPES is 521 Parnassus Ave Rm 6222, San Francisco, CA 94143-2206.
- What is Rima Arnaout's phone number?
- The practice phone number listed in the NPPES registry for Rima Arnaout is (415) 407-6180.
- Does Rima Arnaout accept Medicare?
- Rima Arnaout is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rima Arnaout's NPI active?
- Yes — Rima Arnaout's NPI (1871798470) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.