1. Home
  2. Directory
  3. Wisconsin
  4. Mount Pleasant
  5. Surgery
  6. NPI Profile

STEVEN J. RYDER M.D.
NPI 1295759165
Surgery in Mount Pleasant, WI

Active since July 26, 2006PECOS EnrolledAccepts Medicare Assignment
13250 WASHINGTON AVE, MOUNT PLEASANT, WI 53177(888) 720-2012 Get Directions Write a Review

NPPES record last updated: August 5, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 5, 2024, Dec 3, 2021, Feb 20, 2019 (3 updates tracked since 2019).

About Steven J. Ryder M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEVEN J. RYDER M.D. (NPI 1295759165) is an individual surgery provider in Mount Pleasant, Wisconsin, licensed in Wisconsin (37844-020) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Aurora Medical Center Kenosha, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1295759165
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameSTEVEN J. RYDERCredential: M.D.
Location Address13250 WASHINGTON AVEMount Pleasant, WI 53177-1516
Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250
Phone(888) 720-2012
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1991
Enumeration DateJuly 26, 2006
Last NPPES UpdateAugust 5, 20243 updates tracked since enumeration
NPPES CertifiedAugust 5, 2024
✔ NPI 1295759165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in WI · 37844-020
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
13250 WASHINGTON AVE, Mount Pleasant, WI 53177
Open in Google Maps ↗

Secondary Practice Locations 2

Location 13811 Spring St, Ste 201Racine, WI 53405-1667 · Phone (262) 687-5850
Location 210400 75th StKenosha, WI 53142 · Phone (262) 948-5600

Other Identifiers 1

Medicaid32256100WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Steven J. Ryder M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951211010
PECOS Enrollment IDI20070319000366
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Steven Ryder reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Aurora Medical Group, Inc.
18 mi
Nurse Anesthetist, Certified Registered
3301 W FOREST HOME AVE
Milwaukee, WI 53215
  • Reassigned Medicare billing, Wisconsin enrollment
  • 4,609 clinicians in this Medicare group
NPI 1427271378 (877) 576-3544
Amg Illinois Ltd
26 mi
Internal Medicine
45 TOWER CT, SUITE C
Gurnee, IL 60031
  • Reassigned Medicare billing, Wisconsin enrollment
  • 42 clinicians in this Medicare group
NPI 1972741759 (847) 623-3200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
50 services28 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
35 services35 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
34 services33 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
29 services29 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
26 services25 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
22 services20 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Aurora Medical Center Kenosha

Acute Care Hospitals · Kenosha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520189
Location10400 75th StKenosha, WI 53142 · Kenosha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53177 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALEXIS MARIE VENTURA DNP, CRNA
Nurse Anesthetist, Certified Registered
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (262) 857-5000
JACK CONOR NEYLON
Registered Nurse
13250 WASHINGTON AVE
MT PLEASANT, WI 53177
Racine County (262) 799-8700
DR. ADRIAN KENNETH STULL M.D.
Emergency Medicine
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (262) 799-8700
JAMES M WALTENBERGER MD
Surgery
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (888) 720-2012
DR. DONNA J HEMPHILL MD
Obstetrics & Gynecology
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (888) 720-2012
MARGARET ANN RYNKIEWICZ
Physician Assistant
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (262) 799-8700
MR. JEFFREY THOMAS VAUGHAN KROEGER CRNA
Nurse Anesthetist, Certified Registered
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (262) 799-8700
MR. EVAN JACOB CLARK MD
Emergency Medicine
13250 WASHINGTON AVE
MOUNT PLEASANT, WI 53177
Racine County (262) 799-8200

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Steven Ryder's NPI number?

The NPI number for Steven Ryder is 1295759165. It was assigned to this individual provider in the NPPES registry on July 26, 2006.

Where is Steven Ryder located?

Steven Ryder practices at 13250 Washington Ave, Mount Pleasant, WI 53177. The listed phone number is (888) 720-2012.

What is Steven Ryder's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Steven Ryder enrolled in Medicare?

Yes. Steven Ryder is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Steven Ryder's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Steven Ryder reassigns Medicare benefits to 2 organizations: Aurora Medical Group, Inc. (Milwaukee, WI) and Amg Illinois Ltd (Gurnee, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Steven Ryder's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Steven Ryder accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Steven Ryder as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Steven Ryder affiliated with any hospitals?

According to CMS data, Steven Ryder is affiliated with Aurora Medical Center Kenosha.

When was this NPI record last updated?

The NPPES record for Steven Ryder was last updated on August 5, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.