Doctor profile · Federal record

Dr. Kathryn Klamm

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Neenah, WI

  • NPI 1477059939
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
333 N Green Bay RD
Neenah, WI 549561954
(920) 729-6088
fax (920) 729-6484
Additional location
2614 S Dunkirk CT
Aurora, CO 800137681
(920) 540-4168
Mailing address
3 Neenah Ctr
Neenah, WI 549563070

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
December 3, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Wisconsin #15307 · Colorado #APN-0.993458-NP

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477059939. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
48
Distinct HCPCS
2
Medicare allowed
$3,145
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 30 18 $102
96127 Assessment of emotional or behavioral problems 18 14 $4

In context: peer comparison

Among 7 peers in Neenah Family Nurse Practitioner, average services per provider: 42. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Indivior INC. 1 $25.12

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
477
Patients
126
Total drug cost
$7,559
Drug Type Claims Patients Total cost
Metformin Hcl Generic 56 17 $413
Atorvastatin Calcium Generic 53 24 $702
Amlodipine Besylate Generic 49 20 $429
Hydrochlorothiazide Generic 43 14 $128
Levothyroxine Sodium Generic 38 11 $854
Lisinopril Generic 37 14 $326
Losartan Potassium Generic 36 13 $727
Omeprazole Generic 29 13 $629
Simvastatin Generic 29 0 $378
Famotidine Generic 25 0 $227

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Klamm's medical specialty?
Dr. Kathryn Klamm practices Family Nurse Practitioner in Neenah, WI.
Where does Dr. Kathryn Klamm practice?
Dr. Kathryn Klamm practices at 333 N Green Bay RD, Neenah, WI 549561954. Office phone: 9207296088.
What is Dr. Kathryn Klamm's NPI?
Dr. Kathryn Klamm's National Provider Identifier (NPI) is 1477059939, issued by NPPES.
Does Dr. Kathryn Klamm accept Medicare assignment?
Yes. Dr. Kathryn Klamm accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Klamm commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Assessment of emotional or behavioral problems (HCPCS 96127). Source: CMS Medicare Physician & Other Practitioners file.