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THOMAS WILSON HOLOWKA
NPI 1801386289
Internal Medicine - Infectious Disease in Stony Brook, NY

Active since May 11, 2018PECOS EnrolledAccepts Medicare Assignment
101 NICOLLS RD # T16-060, STONY BROOK, NY 11794(631) 444-3490(631) 444-7518 Get Directions Write a Review

NPPES record last updated: July 9, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 9, 2025, Aug 23, 2023, May 5, 2021 and 1 more (4 updates tracked since 2018).

About Thomas Wilson Holowka NPPES

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

THOMAS WILSON HOLOWKA (NPI 1801386289) is an individual infectious disease provider in Stony Brook, New York, licensed in New York (337363) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with Suny/stony Brook University Hospital, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1801386289
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameTHOMAS WILSON HOLOWKA
Location Address101 NICOLLS RD # T16-060Stony Brook, NY 11794-6134
Mailing Address101 Nicolls Rd # T16-060Stony Brook, NY 11794-8153 · (631) 444-3490 · Fax (631) 444-7518
Phone(631) 444-3490
Fax(631) 444-7518
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateMay 11, 2018
Last NPPES UpdateJuly 9, 20254 updates tracked since enumeration
NPPES CertifiedJuly 9, 2025
✔ NPI 1801386289 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in NY · 337363
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
101 NICOLLS RD # T16-060, Stony Brook, NY 11794
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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 and accepts Medicare assignment

Thomas Wilson Holowka 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 ID4486909967
PECOS Enrollment IDI20250808003782
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.

Hospital Affiliations CMS Care Compare

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

Suny/Stony Brook University Hospital

Acute Care Hospitals · Stony Brook, NY
4/5 CMS rating
OwnershipGovernment - State
CMS Certification Number330393
LocationHealth Sciences Center SunyStony Brook, NY 11794 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11794 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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

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

DR. NATALIE ANNE MACKOW MD
Internal Medicine (Infectious Disease)
101 NICOLLS RD # T16-060
STONY BROOK, NY 11794
Suffolk County (631) 444-3490

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 Holowka's NPI number?

The NPI number for Thomas Holowka is 1801386289. It was assigned to this individual provider in the NPPES registry on May 11, 2018.

Where is Thomas Holowka located?

Thomas Holowka practices at 101 Nicolls Rd # T16-060, Stony Brook, NY 11794. The listed phone number is (631) 444-3490.

What is Thomas Holowka's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Thomas Holowka enrolled in Medicare?

Yes. Thomas Holowka 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.

Is Thomas Holowka affiliated with any hospitals?

According to CMS data, Thomas Holowka is affiliated with Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Thomas Holowka was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.