MICHAEL E. KARNASIEWICZ M.D.
NPI 1861459182
Neurological Surgery in Waterbury, CT

Active since April 28, 2006PECOS Enrolled
500 CHASE PKWY, SUITE 2A, WATERBURY, CT 06708(203) 755-6677(203) 573-9182 Get Directions Write a Review

NPPES record last updated: January 9, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Michael E. Karnasiewicz M.d. NPPES

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

MICHAEL E. KARNASIEWICZ M.D. (NPI 1861459182) is an individual neurological surgery provider in Waterbury, Connecticut, licensed in Connecticut (017466) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1861459182
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameMICHAEL E. KARNASIEWICZCredential: M.D.
Location Address500 CHASE PKWY, SUITE 2AWaterbury, CT 06708-3346
Mailing Address500 Chase Pkwy, Suite 2aWaterbury, CT 06708-3346 · (203) 755-6677 · Fax (203) 573-9182
Fax(203) 573-9182
Sole ProprietorNo
Enumeration DateApril 28, 2006
Last NPPES UpdateJanuary 9, 2017
NPI 1861459182 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License Licensed in CT · 017466
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
500 CHASE PKWY, Waterbury, CT 06708

Other Identifiers 2

Medicare UPINB37751
Medicare ID-Type Unspecified140000056

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Michael E. Karnasiewicz M.d. 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 06708 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
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 20

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

Physician Assistant
500 CHASE PKWY
WATERBURY, CT 06708
Physical Therapist
500 CHASE PKWY
WATERBURY, CT 06708
Chiropractor
500 CHASE PKWY
WATERBURY, CT 06708
Nurse Practitioner (Adult Health)
500 CHASE PKWY
WATERBURY, CT 06708
Physician Assistant (Medical)
500 CHASE PKWY
WATERBURY, CT 06708
Physician Assistant
500 CHASE PKWY
WATERBURY, CT 06708
Internal Medicine
500 CHASE PKWY, THIRD FLOOR
WATERBURY, CT 06708
Physical Therapist
500 CHASE PKWY
WATERBURY, CT 06708

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 Michael Karnasiewicz's NPI number?

The NPI number for Michael Karnasiewicz is 1861459182. It was assigned to this individual provider in the NPPES registry on April 28, 2006.

Where is Michael Karnasiewicz located?

Michael Karnasiewicz practices at 500 Chase Pkwy Suite 2A, Waterbury, CT 06708. The listed phone number is (203) 755-6677.

What is Michael Karnasiewicz's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Michael Karnasiewicz enrolled in Medicare?

Yes. Michael Karnasiewicz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Michael Karnasiewicz was last updated on January 9, 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.