Matthew S. Bay , PA
Physician Assistant • Oshkosh, WI
Professional Overview & Biography Verified Profile Summary
Matthew Bay, PA is a certified Physician Assistant practicing in Oshkosh, WI. With approximately 17 years of clinical experience since graduating from University Of Nebraska College Of Medicine in 2009, Matthew Bay delivers high-quality medical care to the local community at 855 N WESTHAVEN DR.
Matthew Bay is affiliated with Fox Valley Surgical Associates Ltd and accepts Medicare assignment.
Frequently performed procedures and clinical services include follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
855 N Westhaven Dr
Oshkosh, WI 549047668
Medicare Profile & Education
University Of Nebraska College Of Medicine
2009
✓ Accepts Assignment
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Physician Assistant in Oshkosh, WI
Practicing in Oshkosh, WI (3517 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99231
Follow-up hospital inpatient care per day, typically 15 minutes
|
13 | 11 | $175.00 | $31.90 |
Medical Specialties & State Licenses
CMS Verified: 2026-08-04NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363AS0400X
Definition to come...
Additional State Medicaid & Healthcare Payer Identifiers
Hospital & Practice Group Affiliations
Fox Valley Surgical Associates Ltd
1818 N Meade St, Appleton, WI 549113454
Phone: 9207318131
Fox Valley Surgical Associates Ltd
2000 E Milestone Dr, Appleton, WI 549136701
Phone: 9207318131
Fox Valley Surgical Associates Ltd
1506 S Oneida St, Appleton, WI 549151305
Phone: 9207318131
Secondary Practice Locations
2000 E Milestone Dr
Appleton, WI 549136701
Phone: 9207318131
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Nurse Practitioner
Physician Assistant
Internal Medicine - Hematology & Oncology
Doctor of Medicine (M.D.)
Nurse Practitioner
Nurse Practitioner
Nurse Anesthetist, Certified Registered
CRNAMNA
Physical Therapist
Physical Therapist
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 855 N WESTHAVEN DR, OSHKOSH, WI 549047668 (Tel: 9203038700)
Registered at PO BOX 735044, CHICAGO, IL 606735044 (Tel: 8003262250)
Physician Assistant (License #2387 in WI)
Registered at 2000 E MILESTONE DR, APPLETON, WI 549136701 (Tel: 9207318131)
Registered at 2000 E MILESTONE DR, FOX VALLEY SURGICAL ASSOCIATES, APPLETON, WI 549136701 (Tel: 9207318131)
NPI status registered as active in NPPES database
Registered at 1818 N. MEADE ST SUITE 240 WEST, FOX VALLEY SURGICAL ASSOCIATES, APPLETON, WI 549113496 (Tel: 9207318289)
Registered at 1818 N. MEADE ST SUITE 240 WEST, FOX VALLEY SURGICAL ASSOCIATES, APPLETON, WI 549113496 (Tel: 9207318289)
Recorded as MATTHEW BAY, P.A.
Physician Assistant (License #2387-23 in WI)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
Po Box 735044
Chicago, IL 606735044
Phone: 8003262250
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