Doctor profile · Federal record

Dr. William Kreisle, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Boise, ID

  • NPI 1821010455
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 E Idaho St
Boise, ID 837126267
(208) 381-2709
Mailing address
190 E Bannock St
Boise, ID 837126241

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 10, 2011
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Idaho #M6645

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821010455. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
257
Distinct HCPCS
4
Medicare allowed
$25,528
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 136 78 $90
99215 Established patient office or other outpatient visit, 40-54 minutes 57 26 $128
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 44 11 $108
99213 Established patient office or other outpatient visit, 20-29 minutes 20 18 $61

In context: peer comparison

Among 3 peers in Boise Hematology & Oncology Physician, average services per provider: 102. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$326
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $112.93
Janssen Biotech, INC. 1 $112.19
GlaxoSmithKline, LLC. 1 $101.35

By nature of payment

Food and Beverage
$326

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
407
Patients
40
Total drug cost
$3,835,003
Drug Type Claims Patients Total cost
Revlimid (Lenalidomide) Brand 97 13 $2,069,379
Acyclovir Generic 68 27 $3,511
Jakafi (Ruxolitinib Phosphate) Brand 44 0 $672,225
Venclexta (Venetoclax) Brand 31 0 $307,383
Ninlaro (Ixazomib Citrate) Brand 26 0 $292,667
Calquence (Acalabrutinib Maleate) Brand 24 0 $245,828
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 19 0 $291
Imbruvica (Ibrutinib) Brand 16 0 $238,805
Imatinib Mesylate Generic 15 0 $1,345
Ondansetron Odt (Ondansetron) Brand 15 0 $153

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Kreisle's medical specialty?
Dr. William Kreisle practices Hematology & Oncology Physician in Boise, ID.
Where does Dr. William Kreisle practice?
Dr. William Kreisle practices at 100 E Idaho St, Boise, ID 837126267. Office phone: 2083812709.
What is Dr. William Kreisle's NPI?
Dr. William Kreisle's National Provider Identifier (NPI) is 1821010455, issued by NPPES.
Does Dr. William Kreisle accept Medicare assignment?
Yes. Dr. William Kreisle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Kreisle commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.