Siamak Etehad, MD
NPI 1184728479 · Internal Medicine Physician · Northridge, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Siamak Etehad, MD is a Internal Medicine Physician provider in Northridge, CA (NPI 1184728479).
Provider details
- NPI number
- 1184728479
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A43714 (CA)
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
19 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
6,059 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 2,294 | $113 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,449 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 542 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 389 | $194 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 347 | $9 |
| Injection of Drug Or Substance Under Skin Or Into Muscle |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 250 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,272 | 243 |
| Levothyroxine Sodium | 992 | 154 |
| Metoprolol Succinate | 684 | 130 |
| Pantoprazole Sodium | 682 | 132 |
| Apixabanbrand: Eliquis | 550 | 69 |
| Amlodipine Besylate | 525 | 127 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,227 across 65 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)
- 8727 Van Nuys Blvd Ste 101102Van Nuys, CA 91402-2451Phone: (818) 812-5410
Registry dates
- Enumerated
- 2006-09-08
- Last updated
- 2026-02-20
- Certified
- 2026-02-20
Frequently asked questions
- What is Siamak Etehad's NPI number?
- Siamak Etehad's National Provider Identifier (NPI) is 1184728479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siamak Etehad's specialty?
- Siamak Etehad is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Siamak Etehad located?
- Siamak Etehad's practice location on file with NPPES is 17075 Devonshire, Northridge, CA 91325.
- What is Siamak Etehad's phone number?
- The practice phone number listed in the NPPES registry for Siamak Etehad is (818) 831-7767.
- Does Siamak Etehad accept Medicare?
- Siamak Etehad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Siamak Etehad's NPI active?
- Yes — Siamak Etehad's NPI (1184728479) is active in the NPPES registry as of the last update on 2026-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.