Matthew Folstad, MD
NPI 1841853272 · Hematology & Oncology Physician · Eau Claire, WI
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Folstad, MD is a Hematology & Oncology Physician provider in Eau Claire, WI (NPI 1841853272).
Provider details
- NPI number
- 1841853272
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 75301-20 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 2402 Winnebago StMadison, WI 53704-5341Phone: (608) 242-6855
Registry dates
- Enumerated
- 2019-04-22
- Last updated
- 2025-06-23
- Certified
- 2025-06-23
Frequently asked questions
- What is Matthew Folstad's NPI number?
- Matthew Folstad's National Provider Identifier (NPI) is 1841853272, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Folstad's specialty?
- Matthew Folstad is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Folstad located?
- Matthew Folstad's practice location on file with NPPES is 1221 Whipple St, Eau Claire, WI 54703-5270.
- What is Matthew Folstad's phone number?
- The practice phone number listed in the NPPES registry for Matthew Folstad is (715) 838-5222.
- Does Matthew Folstad accept Medicare?
- Matthew Folstad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Folstad's NPI active?
- Yes — Matthew Folstad's NPI (1841853272) is active in the NPPES registry as of the last update on 2025-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.