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TIMOTHY J THOMPSON MD
NPI 1689781791
Internal Medicine in West Allis, WI

Active since August 24, 2006PECOS Enrolled
7450 W OKLAHOMA AVE, WEST ALLIS, WI 53219(414) 414-8601(888) 355-7019 Get Directions Write a Review

NPPES record last updated: March 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 6, 2026, Mar 2, 2022, Apr 15, 2021 (3 updates tracked since 2021).

About Timothy J Thompson Md NPPES

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

TIMOTHY J THOMPSON MD (NPI 1689781791) is an individual internal medicine provider in West Allis, Wisconsin, licensed in Wisconsin (40642-20) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1689781791
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIMOTHY J THOMPSONCredential: MD
Location Address7450 W OKLAHOMA AVEWest Allis, WI 53219-2860
Mailing Address102 Woodmont Blvd Ste 600Nashville, TN 37205-5250 · (888) 987-1151
Phone(414) 414-8601
Fax(888) 355-7019
Sole ProprietorNo
Enumeration DateAugust 24, 2006
Last NPPES UpdateMarch 6, 20263 updates tracked since enumeration
NPPES CertifiedMarch 6, 2026
✔ NPI 1689781791 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in WI · 40642-20✔ Licensed in OR · MD195582
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
7450 W OKLAHOMA AVE, West Allis, WI 53219
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1600 NW 11th St Ste E37Hermiston, OR 97838-8604 · Phone (541) 567-5305 · Fax (541) 667-3487
Location 2N2950 State Road 67Lake Geneva, WI 53147-2655 · Phone (262) 245-0535 · Fax (262) 245-2248

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Group Health Cooperative-SCW.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Timothy J Thompson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

3

Medicare enrollment records show Timothy Thompson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Vpa PC
2.0 mi
Family Medicine
2514 S 102ND ST STE 160
West Allis, WI 53227
  • Reassigned Medicare billing, Wisconsin enrollment
  • 53 clinicians in this Medicare group
NPI 1255958344 (414) 255-0300
Archwell Health Professional Services Of Wisconsin, Sc
7.2 mi
Internal Medicine
2730 N MARTIN LUTHER KING DR
Milwaukee, WI 53212
  • Reassigned Medicare billing, Wisconsin enrollment
  • 17 clinicians in this Medicare group
NPI 1164228797 (414) 508-0002
Mercy Health System Corporation
56 mi
Mental Health (Including Community Mental Health Center)
903 MINERAL POINT AVE
Janesville, WI 53548
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,155 clinicians in this Medicare group
NPI 1669685129 (608) 756-5555

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53219 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
2 suppliers25 claims51 services$6.25 avg. paid by Medicare
Canister, disposable, used with suction pump, each A7000
DME-Other DME · category DE000N
1 supplier12 claims46 services$7.76 avg. paid by Medicare
Tubing, used with suction pump, each A7002
DME-Other DME · category DE000N
1 supplier12 claims59 services$3.70 avg. paid by Medicare
Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620
DME-Drugs Administered Through DME · category DG006N
1 supplier11 claims1,320 services$0.05 avg. paid by Medicare
Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513
DME-Other DME · category DE000N
3 suppliers23 claims23 services$19.42 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

MRS. KAREN ELIZABETH MCNERNEY FNP-BC
Nurse Practitioner (Family)
7450 W OKLAHOMA AVE
WEST ALLIS, WI 53219
Milwaukee County (414) 414-8601

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 Thompson's NPI number?

The NPI number for Timothy Thompson is 1689781791. It was assigned to this individual provider in the NPPES registry on August 24, 2006.

Where is Timothy Thompson located?

Timothy Thompson practices at 7450 W Oklahoma Ave, West Allis, WI 53219. The listed phone number is (414) 414-8601.

What is Timothy Thompson's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Timothy Thompson enrolled in Medicare?

Yes. Timothy Thompson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Timothy Thompson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Thompson reassigns Medicare benefits to 3 organizations: Vpa PC (West Allis, WI), Archwell Health Professional Services Of Wisconsin, Sc (Milwaukee, WI) and Mercy Health System Corporation (Janesville, WI). 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 Timothy Thompson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Timothy Thompson accept?

Health plans from Group Health Cooperative-SCW list Timothy Thompson 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.

When was this NPI record last updated?

The NPPES record for Timothy Thompson was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.