npidexNPI registry + Medicare data

WILLIS RIEKER, M.D.

Cytopathology Physician · BELOIT, WI

Individual Active NPI 1689714834

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20245922,544$850,259$77,627$59,400
20237312,924$952,883$89,820$70,482
20226422,548$798,604$80,658$63,202

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
88305Pathology examination of tissue using a microscope, intermediate complexity997$35$26
88313Special stained specimen slides to examine tissue including interpretation and report394$11$9
88305Pathology examination of tissue using a microscope, intermediate complexity232$35$25
88312Special stained specimen slides to identify organisms including interpretation and report199$25$20
88341Special stained specimen slides to examine tissue, each additional procedure81$26$21
88344Special stained specimen slides to examine tissue, each multiplex procedure80$36$28
88108Cell examination of specimen, concentration technique80$21$16
88342Special stained specimen slides to examine tissue, initial procedure72$32$26
88331Pathology examination of specimen during surgery, first tissue block70$57$44
88300Pathology examination of tissue using a microscope, limited examination54$4$3
88108Cell examination of specimen, concentration technique39$21$16
88307Pathology examination of tissue using a microscope, moderately high complexity29$76$60

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Cytopathology Physician207ZC0500X✓35629-020WI
Anatomic Pathology & Clinical Pathology Physician207ZP0102X35629-020WI

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.