Bartosz Walczyszyn, M.D.
NPI 1376833723 · Hematology & Oncology Physician · Mooresville, NC
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bartosz Walczyszyn, M.D. is a Hematology & Oncology Physician provider in Mooresville, NC (NPI 1376833723).
Provider details
- NPI number
- 1376833723
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2022-00142 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
621 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 480 | $135 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 74 | $112 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 26 | $111 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 24 | $169 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 17 | $162 |
Typical Medicare-allowed amounts for these services range $111–$169 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 104 | 21 |
| Prednisone | 40 | 22 |
| Hydroxyurea | 36 | 16 |
| Ondansetron Hcl | 32 | 16 |
| Anastrozole | 31 | 12 |
| Duloxetine Hcl | 27 | — |
| Tamoxifen Citrate | 25 | — |
| Letrozole |
Practice location
Mailing address
Additional practice locations (3)
- 8401 University Exec Park Dr Ste 130Charlotte, NC 28262-4358Phone: (980) 302-7050Fax: (980) 302-7055
- 150 Park AveFlorham Park, NJ 07932-1049Phone: (973) 538-5210
- 1500 Route 112 Bldg 4Suite101Port Jefferson Station, NY 11776Phone: (631) 574-8354Fax: (631) 509-6559
Registry dates
- Enumerated
- 2011-04-19
- Last updated
- 2026-03-20
- Certified
- 2026-03-20
Frequently asked questions
- What is Bartosz Walczyszyn's NPI number?
- Bartosz Walczyszyn's National Provider Identifier (NPI) is 1376833723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bartosz Walczyszyn's specialty?
- Bartosz Walczyszyn is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Bartosz Walczyszyn located?
- Bartosz Walczyszyn's practice location on file with NPPES is 170 Medical Park Rd Ste 101, Mooresville, NC 28117-8541.
- What is Bartosz Walczyszyn's phone number?
- The practice phone number listed in the NPPES registry for Bartosz Walczyszyn is (980) 302-7070.
- Does Bartosz Walczyszyn accept Medicare?
- Bartosz Walczyszyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bartosz Walczyszyn's NPI active?
- Yes — Bartosz Walczyszyn's NPI (1376833723) is active in the NPPES registry as of the last update on 2026-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.