Siamac Yazdchi, MD
NPI 1457746018 · Cardiovascular Disease Physician · Chandler, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Siamac Yazdchi, MD is a Cardiovascular Disease Physician provider in Chandler, AZ (NPI 1457746018).
Provider details
- NPI number
- 1457746018
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 57012 (AZ)
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
11 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
261 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 | 60 | $123 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 42 | $66 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 42 | $77 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 41 | $14 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 26 | $187 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clopidogrel Bisulfatebrand: Clopidogrel | 72 | 34 |
| Atorvastatin Calcium | 33 | 16 |
| Metoprolol Succinate | 29 | 21 |
| Ticagrelorbrand: Brilinta | 25 | — |
| Rosuvastatin Calcium | 22 | 14 |
| Apixabanbrand: Eliquis | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,269 across 26 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)
- 6424 E Broadway Rd Ste 105Mesa, AZ 85206-1750Phone: (480) 733-7350Fax: (480) 896-3374
Registry dates
- Enumerated
- 2015-03-31
- Last updated
- 2024-10-04
- Certified
- 2024-10-04
Frequently asked questions
- What is Siamac Yazdchi's NPI number?
- Siamac Yazdchi's National Provider Identifier (NPI) is 1457746018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siamac Yazdchi's specialty?
- Siamac Yazdchi is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Siamac Yazdchi located?
- Siamac Yazdchi's practice location on file with NPPES is 1125 S Alma School Rd Ste 310, Chandler, AZ 85286-2812.
- What is Siamac Yazdchi's phone number?
- The practice phone number listed in the NPPES registry for Siamac Yazdchi is (480) 733-7305.
- Does Siamac Yazdchi accept Medicare?
- Siamac Yazdchi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Siamac Yazdchi's NPI active?
- Yes — Siamac Yazdchi's NPI (1457746018) is active in the NPPES registry as of the last update on 2024-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.