James Mathew, MD
NPI 1245278852 · Cardiovascular Disease Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Mathew, MD is a Cardiovascular Disease Physician provider in Milwaukee, WI (NPI 1245278852).
Provider details
- NPI number
- 1245278852
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 45947 (WI)
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
20 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
237 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 | 58 | $65 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 48 | $76 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 30 | $161 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 29 | $127 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 36 | 16 |
| Metoprolol Succinate | 36 | 12 |
| Furosemide | 29 | 16 |
| Lisinopril | 26 | 13 |
| Carvedilol | 22 | — |
| Losartan Potassium | 21 | — |
| Metoprolol Tartrate | 20 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-04
- Last updated
- 2012-06-12
Frequently asked questions
- What is James Mathew's NPI number?
- James Mathew's National Provider Identifier (NPI) is 1245278852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mathew's specialty?
- James Mathew is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is James Mathew located?
- James Mathew's practice location on file with NPPES is 2350 N Lake Dr, Milwaukee, WI 53211-4528.
- What is James Mathew's phone number?
- The practice phone number listed in the NPPES registry for James Mathew is (414) 271-1633.
- Does James Mathew accept Medicare?
- James Mathew is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Mathew's NPI active?
- Yes — James Mathew's NPI (1245278852) is active in the NPPES registry as of the last update on 2012-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.