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THOMAS JOSEPH HOLOBYN
NPI 1891114542
Internal Medicine in Madison, WI

Active since April 09, 2014PECOS Enrolled
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831, MADISON, WI 53792(608) 263-5660 Get Directions Write a Review

NPPES record last updated: March 7, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Thomas Joseph Holobyn NPPES

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

THOMAS JOSEPH HOLOBYN (NPI 1891114542) is an individual internal medicine provider in Madison, Wisconsin, licensed in Wisconsin (65132) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891114542
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTHOMAS JOSEPH HOLOBYN
Location AddressUW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831Madison, WI 53792-0001
Mailing AddressUw Hospital And Clinics, 600 Highland Ave, H4/831Madison, WI 53792-0001
Phone(608) 263-5660
Sole ProprietorNo
Enumeration DateApril 9, 2014
Last NPPES UpdateMarch 7, 2017
✔ NPI 1891114542 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 65132
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.
UW HOSPITAL AND CLINICS, Madison, WI 53792
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas Joseph Holobyn 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53792 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.

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.

DINA MARIE PITTA MD
Surgery
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6400
CAN M SAVASMAN M.D.
Student in an Organized Health Care Education/Training Program
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831
MADISON, WI 53792
Dane County (608) 262-7158
JUDITH NIR M.D.
Student in an Organized Health Care Education/Training Program
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831
MADISON, WI 53792
Dane County (608) 263-0572
MADELYN KAY ALVAREZ MD
Internal Medicine
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831
MADISON, WI 53792
Dane County (608) 263-5660
DR. IAN JOSEPH KOSZEWSKI M.D.
Otolaryngology
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831
MADISON, WI 53792
Dane County (608) 263-0192
DR. AMIN AFRAZI MD,PH.D
Surgery
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE, H4/831
MADISON, WI 53792
Dane County (608) 263-1377
DANIEL R MATSON
Pathology (Hematology)
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVENUE
MADISON, WI 53792
Dane County (608) 263-8443
MEGAN E PETERS M.D.
Pediatrics (Pediatric Critical Care Medicine)
UW HOSPITAL AND CLINICS, 600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8049

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 Thomas Holobyn's NPI number?

The NPI number for Thomas Holobyn is 1891114542. It was assigned to this individual provider in the NPPES registry on April 9, 2014.

Where is Thomas Holobyn located?

Thomas Holobyn practices at Uw Hospital And Clinics 600 Highland Ave, H4/831, Madison, WI 53792. The listed phone number is (608) 263-5660.

What is Thomas Holobyn's specialty?

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

Is Thomas Holobyn enrolled in Medicare?

Yes. Thomas Holobyn is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thomas Holobyn was last updated on March 7, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.