Doctor profile · Federal record

Dr. Irina Knudsen, N.P.

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Atlanta, GA

  • NPI 1265563803
  • Accepts Medicare
  • MIPS 86.9 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
975 Johnson Ferry RD Ne, Suite 460
Atlanta, GA 303421619
(404) 832-0300
Mailing address
2384 Waterford Cv
Decatur, GA 300331332

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Georgia #RN139660

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265563803. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
184
Distinct HCPCS
4
Medicare allowed
$18,261
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 118 66 $94
99239 Hospital discharge day management, more than 30 minutes 39 38 $95
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $110
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 12 $147

In context: peer comparison

Among 32 peers in Atlanta Adult Health Nurse Practitioner, average services per provider: 71. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$171
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 2 $170.72

By nature of payment

Food and Beverage
$171

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
36
Patients
26
Total drug cost
$274
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 24 15 $166
Ondansetron Odt (Ondansetron) Brand 12 11 $107

Frequently asked questions

Auto-generated from federal data
What is Dr. Irina Knudsen's medical specialty?
Dr. Irina Knudsen practices Adult Health Nurse Practitioner in Atlanta, GA.
Where does Dr. Irina Knudsen practice?
Dr. Irina Knudsen practices at 975 Johnson Ferry RD Ne, Atlanta, GA 303421619. Office phone: 4048320300.
What is Dr. Irina Knudsen's NPI?
Dr. Irina Knudsen's National Provider Identifier (NPI) is 1265563803, issued by NPPES.
Does Dr. Irina Knudsen accept Medicare assignment?
Yes. Dr. Irina Knudsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irina Knudsen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.