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DR. THOMAS C GNIADEK M.D.
NPI 1972591931
Internal Medicine in Waterbury, CT

Active since October 12, 2005PECOS EnrolledAccepts Medicare Assignment
1389 W MAIN ST, SUITE 224, WATERBURY, CT 06708(203) 755-7711(203) 755-8996 Get Directions Write a Review

NPPES record last updated: November 9, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 9, 2021, Mar 8, 2019, Jun 26, 2018 (3 updates tracked since 2018).

About Dr. Thomas C Gniadek M.d. NPPES

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

DR. THOMAS C GNIADEK M.D. (NPI 1972591931) is an individual internal medicine provider in Waterbury, Connecticut, licensed in Connecticut (19477) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Connecticut School Of Medicine (1976).

NPPES Registry Identity

NPI1972591931
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. THOMAS C GNIADEKCredential: M.D.
Location Address1389 W MAIN ST, SUITE 224Waterbury, CT 06708
Mailing Address1389 W Main St, Suite 224Waterbury, CT 06708-3104 · (203) 755-7711 · Fax (203) 755-8996
Phone(203) 755-7711
Fax(203) 755-8996
Sole ProprietorNo
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 1976
Enumeration DateOctober 12, 2005
Last NPPES UpdateNovember 9, 20213 updates tracked since enumeration
NPPES CertifiedNovember 9, 2021
✔ NPI 1972591931 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CT · 19477
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.
Also ListedInternal Medicine · Endocrinology, Diabetes & MetabolismTaxonomy 207RE0101X · License 19477 (CT)
1389 W MAIN ST, Waterbury, CT 06708
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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

Dr. Thomas C Gniadek M.d. 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 ID8527251982
PECOS Enrollment IDI20101019000419
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.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
579 services271 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
146 services116 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
107 services47 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
22 services22 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
20 services20 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
14 services14 patients

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
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
36%481 patients2/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 12

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

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
6 suppliers38 claims459 services$18.42 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
6 suppliers40 claims1,295 services$2.36 avg. paid by Medicare
Supply allowance for adjunctive continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service A4238
DME-Medical/Surgical Supplies · category DA000N
1 supplier16 claims16 services$169.33 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
38 suppliers163 claims619 services$5.86 avg. paid by Medicare
Normal, low and high calibrator solution / chips A4256
DME-Other DME · category DE000N
2 suppliers11 claims11 services$2.95 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
22 suppliers74 claims161 services$1.06 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 20

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

DR. JUAN FICA M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1389 W MAIN ST, TOWER 2, SUITE 320
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 753-9313
KATHY REIFF
Occupational Therapist (Pediatrics)
1389 W MAIN ST
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 757-1474
GREATER WATERBURY ORAL & MAXILLOFACIAL SURGEONS LLC
Dentist (Oral and Maxillofacial Surgery)
1389 W MAIN ST, SUITE 320
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 573-1427
ENDODONTIC ASSOCIATES OF GREATER WATERBURY, PC
Dentist (Endodontics)
1389 W MAIN ST, SUITE 208
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 757-1287
CINDY DUNCAN
Speech-Language Pathologist
1389 W MAIN ST
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 757-1474
MR. RICHARD POPE PA-C
Physician Assistant (Medical)
1389 W MAIN ST, SUITE120
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 755-5555
SARAH MOREIRA SLP
Speech-Language Pathologist
1389 W MAIN ST
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 757-1474
NAUGATUCK VALLEY MRI LLC
Radiology (Diagnostic Radiology)
1389 W MAIN ST
WATERBURY, CT 06708
Naugatuck Valley Planning Region (203) 574-1311

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 Gniadek's NPI number?

The NPI number for Thomas Gniadek is 1972591931. It was assigned to this individual provider in the NPPES registry on October 12, 2005.

Where is Thomas Gniadek located?

Thomas Gniadek practices at 1389 W Main St Suite 224, Waterbury, CT 06708. The listed phone number is (203) 755-7711.

What is Thomas Gniadek's specialty?

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

Is Thomas Gniadek enrolled in Medicare?

Yes. Thomas Gniadek 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.

When was this NPI record last updated?

The NPPES record for Thomas Gniadek was last updated on November 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.