Doctor profile · Federal record

Dr. Kathryn Walck, FNP

Family Nurse Practitioner · Groton, CT

  • NPI 1245667583
  • MIPS 87.1 / 100 · 2023
  • 13 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
915 Poquonnock RD
Groton, CT 063404257
(860) 446-0144
Additional location
119 S Main St
Colchester, CT 064151456
(866) 389-2727

Credentials & registration

NPPES · NUCC
NPI registered
October 2013 — 13 yrs on file
Profile last updated
March 17, 2018
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Connecticut #5552

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245667583. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
175
Distinct HCPCS
8
Medicare allowed
$11,271
HCPCS Description Services Patients Avg allowed
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 32 31 $35
90480 Admn sarscov2 vacc 1 dose 24 24 $39
91320 Sarscv2 vac 30mcg trs-suc im 24 24 $128
G0008 Administration of influenza virus vaccine 24 24 $33
99213 Established patient office or other outpatient visit, 20-29 minutes 21 21 $82
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 19 19 $68
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $102
87651 Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 12 12 $34

In context: peer comparison

Among 6 peers in this city , average services per provider: 41. This provider delivers 4.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Walck's medical specialty?
Dr. Kathryn Walck practices Family Nurse Practitioner in Groton, CT.
Where does Dr. Kathryn Walck practice?
Dr. Kathryn Walck practices at 915 Poquonnock RD, Groton, CT 063404257. Office phone: 8604460144.
What is Dr. Kathryn Walck's NPI?
Dr. Kathryn Walck's National Provider Identifier (NPI) is 1245667583, issued by NPPES.
What procedures does Dr. Kathryn Walck commonly perform?
Top Medicare-reported procedures in 2023: Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (HCPCS 87426); Admn sarscov2 vacc 1 dose (HCPCS 90480); Sarscv2 vac 30mcg trs-suc im (HCPCS 91320). Source: CMS Medicare Physician & Other Practitioners file.