Fayez Siddiqui, M.D
NPI 1366797755 · Interventional Cardiology Physician · Mason City, IA
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fayez Siddiqui, M.D is a Interventional Cardiology Physician provider in Mason City, IA (NPI 1366797755).
Provider details
- NPI number
- 1366797755
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,909 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 | 328 | $90 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 239 | $64 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 209 | $11 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 180 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 117 | $61 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 183 | 70 |
| Atorvastatin Calcium | 120 | 43 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er | 66 | 28 |
| Lisinopril | 66 | 29 |
| Amlodipine Besylate | 64 | 18 |
| Losartan Potassium | 60 | 27 |
| Clopidogrel Bisulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,017 across 52 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)
- 4201 Saint Antoine StSuite 2eDetroit, MI 48201-2153Phone: (313) 745-4832
Registry dates
- Enumerated
- 2012-07-21
- Last updated
- 2020-07-15
- Certified
- 2020-07-15
Frequently asked questions
- What is Fayez Siddiqui's NPI number?
- Fayez Siddiqui's National Provider Identifier (NPI) is 1366797755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fayez Siddiqui's specialty?
- Fayez Siddiqui is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Fayez Siddiqui located?
- Fayez Siddiqui's practice location on file with NPPES is 250 S Crescent Dr, Mason City, IA 50401-2926.
- What is Fayez Siddiqui's phone number?
- The practice phone number listed in the NPPES registry for Fayez Siddiqui is (641) 494-5401.
- Does Fayez Siddiqui accept Medicare?
- Fayez Siddiqui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fayez Siddiqui's NPI active?
- Yes — Fayez Siddiqui's NPI (1366797755) is active in the NPPES registry as of the last update on 2020-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.