Michael Humeniuk, MD
NPI 1942594155 · Hematology & Oncology Physician · Spartanburg, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Humeniuk, MD is a Hematology & Oncology Physician provider in Spartanburg, SC (NPI 1942594155).
Provider details
- NPI number
- 1942594155
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 55320 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 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
1,725 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 431 | $139 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 418 | $94 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 289 | $140 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 199 | $94 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 125 | $62 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Abiraterone Acetate | 682 | 88 |
| Prednisone | 661 | 149 |
| Quetiapine Fumarate | 136 | 39 |
| Gabapentin | 99 | 24 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 98 | 34 |
| Levothyroxine Sodium | 84 | 24 |
| Enzalutamide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,367 across 63 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
- 2011-06-06
- Last updated
- 2021-01-20
- Certified
- 2021-01-20
Frequently asked questions
- What is Michael Humeniuk's NPI number?
- Michael Humeniuk's National Provider Identifier (NPI) is 1942594155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Humeniuk's specialty?
- Michael Humeniuk is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Humeniuk located?
- Michael Humeniuk's practice location on file with NPPES is 101 E Wood St, Spartanburg, SC 29303-3040.
- What is Michael Humeniuk's phone number?
- The practice phone number listed in the NPPES registry for Michael Humeniuk is (864) 560-7050.
- Does Michael Humeniuk accept Medicare?
- Michael Humeniuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Humeniuk's NPI active?
- Yes — Michael Humeniuk's NPI (1942594155) is active in the NPPES registry as of the last update on 2021-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.