Doctor profile · Federal record

Dr. Isaac Chambers, MD

Hematology & Oncology Physician (CMS: Medical Oncology) · Hays, KS

  • NPI 1497168777
  • Accepts Medicare
  • MIPS 80.6 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2220 Canterbury Dr
Hays, KS 676012370
(785) 623-5775
fax (785) 623-5774
Mailing address
1010 N Kansas St
Wichita, KS 672143124

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
August 5, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Kansas #0438241

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497168777. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,064
Distinct HCPCS
6
Medicare allowed
$102,486
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 744 282 $85
99205 New patient office or other outpatient visit, 60-74 minutes 113 113 $157
99215 Established patient office or other outpatient visit, 40-54 minutes 96 67 $123
99214 Established patient office or other outpatient visit, 30-39 minutes 73 37 $94
99213 Established patient office or other outpatient visit, 20-29 minutes 23 22 $56
99443 Telephone medical discussion with physician, 21-30 minutes 15 15 $110

In context: peer comparison

Among 1 peers in Hays Hematology & Oncology Physician, average services per provider: 177. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,057
Transactions
84
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 4 $208.02
Novartis Pharmaceuticals Corporation 10 $203.36
Pfizer INC. 15 $185.77
Celgene Corporation 11 $137.27
Takeda Pharmaceuticals U.S.A., INC. 5 $111.20
E.R. Squibb & Sons, L.L.C. 7 $107.79
TerSera Therapeutics LLC 3 $90.13
Lilly USA, LLC 4 $82.79
Incyte Corporation 4 $75.64
Janssen Biotech, INC. 4 $73.75
Array Biopharma INC 5 $69.16
Abbvie INC. 3 $67.40
AstraZeneca Pharmaceuticals Lp 3 $65.58
GlaxoSmithKline, LLC. 3 $55.34
Gilead Sciences, INC. 3 $53.27

By nature of payment

Food and Beverage
$1,884
Education
$173

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
366
Patients
125
Total drug cost
$20,604
Drug Type Claims Patients Total cost
Prochlorperazine Maleate Generic 68 41 $994
Anastrozole Generic 65 17 $728
Ondansetron Hcl Generic 40 28 $439
Dexamethasone Generic 36 12 $743
Prednisone Generic 30 13 $173
Letrozole Generic 29 0 $515
Levothyroxine Sodium Generic 26 0 $437
Tamoxifen Citrate Generic 26 0 $412
Eliquis (Apixaban) Brand 17 0 $9,166
Ondansetron Odt (Ondansetron) Brand 17 14 $288

Frequently asked questions

Auto-generated from federal data
What is Dr. Isaac Chambers's medical specialty?
Dr. Isaac Chambers practices Hematology & Oncology Physician in Hays, KS.
Where does Dr. Isaac Chambers practice?
Dr. Isaac Chambers practices at 2220 Canterbury Dr, Hays, KS 676012370. Office phone: 7856235775.
What is Dr. Isaac Chambers's NPI?
Dr. Isaac Chambers's National Provider Identifier (NPI) is 1497168777, issued by NPPES.
Does Dr. Isaac Chambers accept Medicare assignment?
Yes. Dr. Isaac Chambers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isaac Chambers commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.