Matthew Mcmahon, DO
NPI 1588692818 · Cardiovascular Disease Physician · Cedar Rapids, IA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Mcmahon, DO is a Cardiovascular Disease Physician provider in Cedar Rapids, IA (NPI 1588692818).
Provider details
- NPI number
- 1588692818
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 01684 (IA)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
116 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 | 102 | $90 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 14 | $61 |
Typical Medicare-allowed amounts for these services range $61–$90 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 266 | 96 |
| Spironolactone | 171 | 52 |
| Sacubitril/Valsartanbrand: Entresto | 161 | 42 |
| Empagliflozinbrand: Jardiance | 141 | 31 |
| Furosemide | 128 | 45 |
| Dapagliflozin Propanediolbrand: Farxiga | 77 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,338 across 12 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
Registry dates
- Enumerated
- 2006-06-28
- Last updated
- 2013-05-24
Frequently asked questions
- What is Matthew Mcmahon's NPI number?
- Matthew Mcmahon's National Provider Identifier (NPI) is 1588692818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Mcmahon's specialty?
- Matthew Mcmahon is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Mcmahon located?
- Matthew Mcmahon's practice location on file with NPPES is 202 10th St Se, Cedar Rapids, IA 52403-2404.
- What is Matthew Mcmahon's phone number?
- The practice phone number listed in the NPPES registry for Matthew Mcmahon is (319) 364-7101.
- Does Matthew Mcmahon accept Medicare?
- Matthew Mcmahon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Mcmahon's NPI active?
- Yes — Matthew Mcmahon's NPI (1588692818) is active in the NPPES registry as of the last update on 2013-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.