Michael Krabak, MD
NPI 1578557302 · Hematology & Oncology Physician · Williamsville, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Krabak, MD is a Hematology & Oncology Physician provider in Williamsville, NY (NPI 1578557302).
Provider details
- NPI number
- 1578557302
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 218067 (NY)
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
2,556 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 531 | $7 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 289 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 263 | $10 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 253 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 245 | $121 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 123 | 24 |
| Letrozole | 53 | 18 |
| Apixabanbrand: Eliquis | 41 | 12 |
| Rivaroxabanbrand: Xarelto | 33 | — |
| Acalabrutinib Maleatebrand: Calquence | 30 | — |
| Dexamethasone | 27 | — |
| Allopurinol | 26 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$374 across 17 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
- 2005-09-08
- Last updated
- 2023-01-11
- Certified
- 2023-01-11
Frequently asked questions
- What is Michael Krabak's NPI number?
- Michael Krabak's National Provider Identifier (NPI) is 1578557302, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Krabak's specialty?
- Michael Krabak is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Krabak located?
- Michael Krabak's practice location on file with NPPES is 199 Park Club Ln Ste 200, Williamsville, NY 14221-5269.
- What is Michael Krabak's phone number?
- The practice phone number listed in the NPPES registry for Michael Krabak is (716) 634-3340.
- Does Michael Krabak accept Medicare?
- Michael Krabak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Krabak's NPI active?
- Yes — Michael Krabak's NPI (1578557302) is active in the NPPES registry as of the last update on 2023-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.