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Dr. Thomas J Cox , MD

Pediatrics β€’ Oshkosh, WI

Active NPI 1851020994 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

250 W 6th Ave
Oshkosh, WI 549025910

Call 9207279982 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

250 W 6th Ave

Oshkosh, WI 549025910

Telephone 9207279982
Fax 9207279983
Organization at the Same NPPES Address or Phone
Thedacare Medical Center - Waupaca, Inc. Facility NPI 1013995521

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Thedacare, Incorporated. See the list

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Medical School

University Of Texas Medical Branch At Galveston

Graduation Year

2022

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2019–2025.

Guide: How to read an Open Payments record

Years since graduation

4 years (graduated 2022)

CMS Doctors and Clinicians data list 2022 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

NPI first issued

2022

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians, CMS release of October 2, 2026; Medicare.gov, β€œDoes your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians, CMS release of October 2, 2026.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Cox has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Cox as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Oshkosh and Wisconsin

14 active clinicians are listed under Pediatrics with a practice address in Oshkosh, WI (1,206 in Wisconsin).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Oshkosh

0% of these 14 clinicians have the CMS telehealth indicator.

14.3% of these 14 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo Β· Report an error.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-06-09
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

License # reported to NPPES WI 85774

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Pediatrics

NUCC Taxonomy Code: 208000000X

License # reported to NPPES IA R-12615

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Wisconsin Department of Safety and Professional Services.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - PEDIATRIC MEDICINE

Medicare Enrollment ID

I20250912001253

Enrollment State Jurisdiction

WI

PECOS Control ID

4183006315

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Thedacare, Incorporated

600 N Westhaven Dr, Oshkosh, WI 549046926

Phone: 9202375000

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

7 listed
Ashley Andrus , APNP

Nurse Practitioner

NPI 1578948899

Advanced Practice Nurse Prescriber

Dr. Aleem Bakhtiar , MD

Emergency Medicine

NPI 1053706044

Doctor of Medicine (M.D.)

Jessica Bielmeier , FNP-C

Nurse Practitioner - Family

NPI 1235253030

Family Nurse Practitioner (Certified)

Ann Dettlaff , APNP

Nurse Practitioner

NPI 1215236278

Advanced Practice Nurse Prescriber

Dr. Ramez Hoveydai , DO

Family Medicine - Sports Medicine

NPI 1548649478

Doctor of Osteopathic Medicine (D.O.)

Dr. David Maruska , MD

Family Medicine

NPI 1508848847

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

9 Historical Events
πŸ“
Updated Practice Location June 09, 2026

Registered at 250 W 6TH AVE, OSHKOSH, WI 549025910 (Tel: 9207279982)

πŸ“
Updated Practice Location August 26, 2025

Registered at 600 N WESTHAVEN DR, OSHKOSH, WI 549046926 (Tel: 9207279982)

πŸ“
Updated Business Mailing Address August 26, 2025

Registered at 3 NEENAH CTR, NEENAH, WI 549563070 (Tel: 9208305900)

βœ…
NPI Profile Active June 06, 2022

NPI status registered as active in NPPES database

πŸ“
Practice Location (Initial Record) June 06, 2022

Registered at 200 HAWKINS DRIVE, BT 2015-26, IOWA CITY, IA 52242 (Tel: 3193563462)

πŸ“
Business Mailing Address (Initial Record) June 06, 2022

Registered at 200 HAWKINS DRIVE, BT 2015-26, IOWA CITY, IA 52242 (Tel: 3193563462)

πŸ‘€
Provider Name / Credentials (Initial Record) June 06, 2022

Recorded as THOMAS COX, MD

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) June 06, 2022

Pediatrics (license number reported to NPPES: IA R-12615)

🟒
Initial NPI Registration & Enumeration June 06, 2022

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1851020994
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 06, 2022
Last Update: June 09, 2026
Sole Proprietor: No

Mailing Address

3 Neenah Ctr

Neenah, WI 549563070

Phone: 9208305900

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.