Doctor profile · Federal record

Dr. Margaret Woznica, MD

Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Willimantic, CT

  • NPI 1154399558
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
112 Mansfield Ave, Hatch Wing
Willimantic, CT 062262045
(860) 456-7279
fax (860) 456-0269

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
April 8, 2019
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Connecticut #028521 · Connecticut #28521

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154399558. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
15
Distinct HCPCS
1
Medicare allowed
$1,960
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 15 15 $131

In context: peer comparison

Among 2 peers in Willimantic Pulmonary Disease Physician, average services per provider: 22. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
21
Patients
0
Total drug cost
$275
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 21 0 $275

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Woznica's medical specialty?
Dr. Margaret Woznica practices Pulmonary Disease Physician in Willimantic, CT.
Where does Dr. Margaret Woznica practice?
Dr. Margaret Woznica practices at 112 Mansfield Ave, Willimantic, CT 062262045. Office phone: 8604567279.
What is Dr. Margaret Woznica's NPI?
Dr. Margaret Woznica's National Provider Identifier (NPI) is 1154399558, issued by NPPES.
What procedures does Dr. Margaret Woznica commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.