Charles Heyka, MD
NPI 1083721286 · Family Medicine Physician · Oconto, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Heyka, MD is a Family Medicine Physician provider in Oconto, WI (NPI 1083721286).
Provider details
- NPI number
- 1083721286
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 49636-020 (WI)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,685 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 Needle Into Vein for Collection of Blood Sample36415 | 4,255 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 71 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 66 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 38 | $16 |
| Sleep Study Including Heart Rate, Breathing, Airflow, and Effort95806 | 35 | $48 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 34 | $73 |
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 |
|---|---|---|
| Potassium Chloride | 42 | 18 |
| Furosemide | 26 | — |
| Gabapentin | 21 | — |
| Atorvastatin Calcium | 17 | — |
| Prednisone | 16 | 12 |
| Metoprolol Tartrate | 16 | — |
| Diltiazem Hclbrand: Diltiazem 24hr Er (cd) | 15 | — |
Practice location
Mailing address
Additional practice locations (1)
- 2820 Roosevelt RdMarinette, WI 54143-3834Phone: (715) 735-5225Fax: (715) 735-5388
Registry dates
- Enumerated
- 2006-08-24
- Last updated
- 2019-09-20
Frequently asked questions
- What is Charles Heyka's NPI number?
- Charles Heyka's National Provider Identifier (NPI) is 1083721286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Heyka's specialty?
- Charles Heyka is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Heyka located?
- Charles Heyka's practice location on file with NPPES is 820 Arbutus Ave, Oconto, WI 54153-2004.
- What is Charles Heyka's phone number?
- The practice phone number listed in the NPPES registry for Charles Heyka is (920) 835-1100.
- Does Charles Heyka accept Medicare?
- Charles Heyka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Heyka's NPI active?
- Yes — Charles Heyka's NPI (1083721286) is active in the NPPES registry as of the last update on 2019-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.