Chance Matthiesen, M.D.
NPI 1821289893 · Radiation Oncology Physician · Joplin, MO
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chance Matthiesen, M.D. is a Radiation Oncology Physician provider in Joplin, MO (NPI 1821289893).
Provider details
- NPI number
- 1821289893
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25819 (OK)
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
18 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
4,770 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 1,616 | $41 |
| Calculation of Radiation Therapy Dose77300 | 516 | $30 |
| Design and Construction of Complex Radiation Treatment Device77334 | 416 | $55 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 379 | $175 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 364 | $61 |
| Stereoscopic X-Ray Guidance for Localization of Target Volume for the Delivery of Radiation TherapyG6002 | 226 | $19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 115 | 41 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 49 | 32 |
| Dexamethasone | 33 | 20 |
| Oxycodone Hcl | 33 | — |
| Silver Sulfadiazinebrand: Ssd | 24 | 15 |
| Ondansetronbrand: Ondansetron Odt | 22 | 14 |
| Alprazolam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (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
- 2007-08-06
- Last updated
- 2016-11-16
Frequently asked questions
- What is Chance Matthiesen's NPI number?
- Chance Matthiesen's National Provider Identifier (NPI) is 1821289893, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chance Matthiesen's specialty?
- Chance Matthiesen is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Chance Matthiesen located?
- Chance Matthiesen's practice location on file with NPPES is 932 E 34th St, Joplin, MO 64804-3932.
- What is Chance Matthiesen's phone number?
- The practice phone number listed in the NPPES registry for Chance Matthiesen is (417) 347-2200.
- Does Chance Matthiesen accept Medicare?
- Chance Matthiesen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chance Matthiesen's NPI active?
- Yes — Chance Matthiesen's NPI (1821289893) is active in the NPPES registry as of the last update on 2016-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.