Matthew Krzemienski, M.D.
NPI 1346482817 · Anesthesiology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Krzemienski, M.D. is a Anesthesiology Physician provider in Milwaukee, WI (NPI 1346482817).
Provider details
- NPI number
- 1346482817
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 55808-20 (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
17 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
204 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) |
|---|---|---|
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 42 | $38 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 29 | $12 |
| Anesthesia for Procedure on Heart and Large Blood Vessels00560 | 21 | $406 |
| Ultrasound of Heart With Probe in Esophagus, With Report93312 | 19 | $94 |
| Ultrasound of Heart Blood Flow, Valves and Chambers93320 | 19 | $16 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 17 | $3 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-30
- Last updated
- 2023-10-02
- Certified
- 2023-10-02
Frequently asked questions
- What is Matthew Krzemienski's NPI number?
- Matthew Krzemienski's National Provider Identifier (NPI) is 1346482817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Krzemienski's specialty?
- Matthew Krzemienski is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Krzemienski located?
- Matthew Krzemienski's practice location on file with NPPES is 2900 W Oklahoma Ave, Milwaukee, WI 53215.
- What is Matthew Krzemienski's phone number?
- The practice phone number listed in the NPPES registry for Matthew Krzemienski is (414) 649-6000.
- Does Matthew Krzemienski accept Medicare?
- Matthew Krzemienski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Krzemienski's NPI active?
- Yes — Matthew Krzemienski's NPI (1346482817) is active in the NPPES registry as of the last update on 2023-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.