Doctor profile · Federal record

Dr. Karin Armstrong, CRNP

Primary Care Nurse Practitioner (CMS: Nurse Practitioner) · Adult Health Nurse Practitioner · Gerontology Nurse Practitioner · Primary Care Nurse Practitioner · Columbus, IN

  • NPI 1609282060
  • Accepts Medicare
  • MIPS 88.6 / 100 · 2023
  • 10 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2400 17Th St
Columbus, IN 472015351
(812) 376-5974
fax (812) 375-3203
Additional location
4115 N College Ave
Jackson, AL 365452022
(251) 246-4113
fax (251) 246-4888
Mailing address
Po Box 775383
Chicago, IL 606775383

Credentials & registration

NPPES · NUCC
NPI registered
July 2014 — 12 yrs on file
Profile last updated
September 6, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LP2300X — NUCC code
State licenses (2)
Indiana #71008751A · Alabama #1-119311

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609282060. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
241
Distinct HCPCS
3
Medicare allowed
$25,067
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 169 162 $105
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 37 23 $64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 35 35 $141

In context: peer comparison

Among 1 peers in this city , average services per provider: 80. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karin Armstrong's medical specialty?
Dr. Karin Armstrong practices Primary Care Nurse Practitioner in Columbus, IN.
Where does Dr. Karin Armstrong practice?
Dr. Karin Armstrong practices at 2400 17Th St, Columbus, IN 472015351. Office phone: 8123765974.
What is Dr. Karin Armstrong's NPI?
Dr. Karin Armstrong's National Provider Identifier (NPI) is 1609282060, issued by NPPES.
Does Dr. Karin Armstrong accept Medicare assignment?
Yes. Dr. Karin Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karin Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.