Doctor profile · Federal record

Dr. Katherine Ritsche, APRN, CNP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Duluth, MN

  • NPI 1881081248
  • Accepts Medicare
  • 12 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
400 E 3Rd St
Duluth, MN 558051951
(218) 786-4000
Additional location
Medical Center Blvd
Winston Salem, NC 271574341
(336) 716-2255

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
September 27, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State licenses (2)
Minnesota #CNP6959 · North Carolina #206564

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881081248. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
124
Distinct HCPCS
5
Medicare allowed
$9,412
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 55 49 $81
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 31 23 $64
92960 External shock to heart to regulate heart beat 14 13 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $79

In context: peer comparison

Among 11 peers in this city , average services per provider: 45. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
882
Patients
443
Total drug cost
$138,918
Drug Type Claims Patients Total cost
Amiodarone Hcl Generic 173 76 $4,283
Eliquis (Apixaban) Brand 104 29 $83,454
Metoprolol Tartrate Generic 90 35 $576
Flecainide Acetate Generic 82 29 $4,968
Metoprolol Succinate Generic 82 35 $1,972
Colchicine Generic 70 68 $980
Furosemide Generic 56 53 $62
Pantoprazole Sodium Generic 52 52 $395
Diltiazem 24hr Er (Cd) (Diltiazem Hcl) Brand 36 12 $851
Dofetilide Generic 33 11 $8,365

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Ritsche's medical specialty?
Dr. Katherine Ritsche practices Adult Health Nurse Practitioner in Duluth, MN.
Where does Dr. Katherine Ritsche practice?
Dr. Katherine Ritsche practices at 400 E 3Rd St, Duluth, MN 558051951. Office phone: 2187864000.
What is Dr. Katherine Ritsche's NPI?
Dr. Katherine Ritsche's National Provider Identifier (NPI) is 1881081248, issued by NPPES.
Does Dr. Katherine Ritsche accept Medicare assignment?
Yes. Dr. Katherine Ritsche accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Ritsche commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); External shock to heart to regulate heart beat (HCPCS 92960). Source: CMS Medicare Physician & Other Practitioners file.