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TIMOTHY S WELSCH PA
NPI 1649228891
Physician Assistant in Oconomowoc, WI

Active since May 04, 2006PECOS EnrolledAccepts Medicare Assignment
1284 N SUMMIT AVE, OCONOMOWOC, WI 53066(262) 569-3080 Get Directions Write a Review

NPPES record last updated: May 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Timothy S Welsch Pa NPPES

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

TIMOTHY S WELSCH PA (NPI 1649228891) is an individual physician assistant in Oconomowoc, Wisconsin, licensed in Wisconsin (1518-023) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and maintains a secondary practice location in Milwaukee.

NPPES Registry Identity

NPI1649228891
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameTIMOTHY S WELSCHCredential: PA
Location Address1284 N SUMMIT AVEOconomowoc, WI 53066-4459
Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250
Phone(262) 569-3080
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateMay 4, 2006
Last NPPES UpdateMay 15, 2026
NPPES CertifiedMay 15, 2026
✔ NPI 1649228891 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in WI · 1518-023
Definition
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.
1284 N SUMMIT AVE, Oconomowoc, WI 53066
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Secondary Practice Location 1

Location 12900 W Oklahoma AveMilwaukee, WI 53215-4330 · Phone (414) 649-6588 · Fax (770) 237-1723

Other Identifiers 2

Other000WI · Bcbs
Medicaid41964400WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Timothy S Welsch Pa 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 ID2668492026
PECOS Enrollment IDI20051130000251
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.

Areas of Expertise CMS Part B claims 2

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
66 services66 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
47 services47 patients

Hospital Affiliations CMS Care Compare 3

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

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520138
Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County
Emergency services Birthing friendly

West Allis Memorial Hospital

Acute Care Hospitals · West Allis, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520139
Location8901 W Lincoln AveWest Allis, WI 53227 · Milwaukee County
Emergency services Birthing friendly

Aurora Medical Center - Summit

Acute Care Hospitals · Summit, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520206
Location36500 Aurora DriveSummit, WI 53066 · Waukesha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53066 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 15

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

STEPHANIE LYNN BONDIOLI RPH
Pharmacist
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 569-8204
MS. KAREN L YOUNGQUIST APNP
Nurse Practitioner
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 569-3080
TAMARA GRISSMAN PA-C
Physician Assistant
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 560-3700
ALYSSA WALKER APNP
Nurse Practitioner
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 560-3700
DR. RICHARD N TERRY DO
Family Medicine
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 560-3700
BRITTANY L SCHLICHT NP-C
Nurse Practitioner
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 569-3080
ANGELA EGGLESTON PHARMD
Pharmacist
1284 N SUMMIT AVE, SUITE 100
OCONOMOWOC, WI 53066
Waukesha County (262) 569-8204
LYNNE NEVERS-HOEFT APNP
Nurse Practitioner
1284 N SUMMIT AVE
OCONOMOWOC, WI 53066
Waukesha County (262) 569-3080

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 Timothy Welsch's NPI number?

The NPI number for Timothy Welsch is 1649228891. It was assigned to this individual provider in the NPPES registry on May 4, 2006.

Where is Timothy Welsch located?

Timothy Welsch practices at 1284 N Summit Ave, Oconomowoc, WI 53066. The listed phone number is (262) 569-3080.

What is Timothy Welsch's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Timothy Welsch enrolled in Medicare?

Yes. Timothy Welsch 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.

What insurance does Timothy Welsch accept?

Health plans from CareSource (Common Ground Healthcare) list Timothy Welsch 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 Timothy Welsch affiliated with any hospitals?

According to CMS data, Timothy Welsch is affiliated with Aurora St Lukes Medical Center, West Allis Memorial Hospital and Aurora Medical Center - Summit.

When was this NPI record last updated?

The NPPES record for Timothy Welsch was last updated on May 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.