Doctor profile · Federal record

Dr. Joseph Krupka, O.D.

Optometrist (CMS: Optometry) · Appleton, WI

  • NPI 1407966658
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
955 Mutual Way
Appleton, WI 549138415
(920) 954-6600
fax (920) 954-7671
Mailing address
2228 Woodlawn Ln
Appleton, WI 549148708

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Wisconsin #2613

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407966658. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
112
Distinct HCPCS
3
Medicare allowed
$9,475
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 73 70 $103
92250 Photography of the retina 25 25 $35
92014 Established patient complete exam of visual system 14 14 $74

In context: peer comparison

Among 17 peers in Appleton Optometrist, average services per provider: 94. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
16
Total drug cost
$54,285
Drug Type Claims Patients Total cost
Xiidra (Lifitegrast) Brand 34 16 $54,285

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Krupka's medical specialty?
Dr. Joseph Krupka practices Optometrist in Appleton, WI.
Where does Dr. Joseph Krupka practice?
Dr. Joseph Krupka practices at 955 Mutual Way, Appleton, WI 549138415. Office phone: 9209546600.
What is Dr. Joseph Krupka's NPI?
Dr. Joseph Krupka's National Provider Identifier (NPI) is 1407966658, issued by NPPES.
Does Dr. Joseph Krupka accept Medicare assignment?
Yes. Dr. Joseph Krupka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Krupka commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.