Matthew Ryba, PA-C
Physician Assistant · Eau Claire, WI
Matthew Ryba, PA-C is a physician assistant with a practice address in Eau Claire, Wisconsin, and NPI 1215458294, issued on Jun 29, 2017. Check the license (Wisconsin 4042, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Matthew Ryba
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 4042 WI
4042-23 WI
9957 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1221 Whipple St, Eau Claire, WI 54701
- Phone
- (715) 838-3311
- Enumerated
- Jun 29, 2017
- Record last updated
- Nov 2, 2023
- Medicare enrollment
- Enrolled (PECOS I20170808003173); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Verify Matthew Ryba in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 4042Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average physician assistant in 2024
125 Medicare Part D claims for 34 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Furosemide15 claims
- Warfarin Sodium11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Mayo Clinic ArizonaScottsdale, AZ
- Mayo Clinic Health System-Northwest Wisconsin Region IncEau Claire, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Ryba among 3,475 physician assistant records in Wisconsin
Matthew Ryba, PA-C is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 56% of them.
- NPI issued2017 · 56% of these records are older, 39% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2017 · median 2016 among the 2,491 with a school on file
- Record last updated2023 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
106 physician assistant records list a practice address in Eau Claire
They are 106 of the 3,085 NPPES records with a practice address in Eau Claire, and 3,475 physician assistant records in Wisconsin.
All 3,475 in Wisconsin → Every provider in Eau Claire → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Brad Allar, PAEau Claire, WI 547011598795650
- John Anczak, PACEau Claire, WI 547011881793206
- Scott Gooch, PAEau Claire, WI 547011407950652
- Jeffrey Jackson, PACEau Claire, WI 547011730281429
- Richard Martin, PAEau Claire, WI 547011528176849
- Tamara Miller, PAEau Claire, WI 547011831143866
- Brenda Moore, PACEau Claire, WI 547011568557833
- Bryan Pooler, PAEau Claire, WI 547011023116878
Common questions
What is Matthew Ryba, PA-C's NPI number?
Matthew Ryba, PA-C's National Provider Identifier (NPI) is 1215458294, issued on Jun 29, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Ryba, PA-C located?
The NPPES record lists a practice address at 1221 Whipple St, Eau Claire, WI, 54701. Phone: (715) 838-3311. Providers update this record themselves, so call before visiting.
How can I verify Matthew Ryba, PA-C's license?
NPPES lists Wisconsin license number 4042, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Matthew Ryba, PA-C prescribe under Medicare Part D?
In 2024, Matthew Ryba, PA-C had 125 Medicare Part D claims for 34 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.