Karl Sorenson, M.D.
NPI 1114306230 · Hematology & Oncology Physician · Missoula, MT
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Sorenson, M.D. is a Hematology & Oncology Physician provider in Missoula, MT (NPI 1114306230).
Provider details
- NPI number
- 1114306230
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 62624 (MN)
Specialties & taxonomies
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
11 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
1,610 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 656 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 477 | $95 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 204 | $65 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 169 | $141 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 63 | $177 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 79 | 20 |
| Prochlorperazine Maleate | 44 | 22 |
| Prednisone | 34 | 12 |
| Ondansetronbrand: Ondansetron Odt | 27 | 15 |
| Oxycodone Hcl | 26 | — |
| Ondansetron Hcl | 23 | 17 |
| Apixabanbrand: Eliquis | 22 | — |
Practice location
Mailing address
Additional practice locations (1)
- 200 1st St SwRochester, MN 55905Phone: (507) 284-2511
Registry dates
- Enumerated
- 2015-05-21
- Last updated
- 2021-10-25
- Certified
- 2021-10-25
Frequently asked questions
- What is Karl Sorenson's NPI number?
- Karl Sorenson's National Provider Identifier (NPI) is 1114306230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Sorenson's specialty?
- Karl Sorenson is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Sorenson located?
- Karl Sorenson's practice location on file with NPPES is 500 W Broadway St, Missoula, MT 59802-4008.
- What is Karl Sorenson's phone number?
- The practice phone number listed in the NPPES registry for Karl Sorenson is (406) 728-2539.
- Does Karl Sorenson accept Medicare?
- Karl Sorenson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Sorenson's NPI active?
- Yes — Karl Sorenson's NPI (1114306230) is active in the NPPES registry as of the last update on 2021-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.