Doctor profile · Federal record

Dr. Katherine Mathew, MD

Family Medicine Physician (CMS: Family Practice) · Norwalk, CT

  • NPI 1144859711
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
637 West Ave
Norwalk, CT 068504004
(203) 276-7870
fax (203) 276-7883

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
August 30, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Connecticut #75499

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144859711. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
42
Distinct HCPCS
2
Medicare allowed
$5,182
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 30 26 $135
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $95

In context: peer comparison

Among 6 peers in Norwalk Family Medicine Physician, average services per provider: 71. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
201
Patients
74
Total drug cost
$13,139
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 59 34 $732
Amlodipine Besylate Generic 30 18 $261
Lisinopril Generic 19 11 $234
Hydrochlorothiazide Generic 18 11 $97
Jardiance (Empagliflozin) Brand 13 0 $10,923
Metformin Hcl Generic 13 0 $61
Metoprolol Succinate Generic 13 0 $173
Tamsulosin Hcl Generic 13 0 $224
Omeprazole Generic 12 0 $157
Allopurinol Generic 11 0 $277

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Mathew's medical specialty?
Dr. Katherine Mathew practices Family Medicine Physician in Norwalk, CT.
Where does Dr. Katherine Mathew practice?
Dr. Katherine Mathew practices at 637 West Ave, Norwalk, CT 068504004. Office phone: 2032767870.
What is Dr. Katherine Mathew's NPI?
Dr. Katherine Mathew's National Provider Identifier (NPI) is 1144859711, issued by NPPES.
Does Dr. Katherine Mathew accept Medicare assignment?
Yes. Dr. Katherine Mathew accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Mathew commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.