Doctor profile · Federal record

Dr. John Helzberg, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Kansas City, MO

  • NPI 1508970120
  • Accepts Medicare
  • MIPS 77.3 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4320 Wornall RD, Suite 240
Kansas City, MO 641115941
(816) 932-7900
Mailing address
901E 104Th Street Mailstop 400N
Kansas City, MO 641314517

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 8, 2017
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Missouri #R9B14
Medicaid
MO #202407912

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508970120. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
225
Distinct HCPCS
4
Medicare allowed
$15,597
HCPCS Description Services Patients Avg allowed
91200 Measurement of liver stiffness 102 101 $10
99215 Established patient office or other outpatient visit, 40-54 minutes 58 37 $140
99214 Established patient office or other outpatient visit, 30-39 minutes 52 35 $95
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 13 13 $114

In context: peer comparison

Among 17 peers in Kansas City Gastroenterology Physician, average services per provider: 295. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
227
Patients
25
Total drug cost
$186,703
Drug Type Claims Patients Total cost
Xifaxan (Rifaximin) Brand 50 0 $171,174
Pantoprazole Sodium Generic 37 14 $540
Ursodiol Generic 31 0 $10,318
Azathioprine Generic 25 0 $800
Spironolactone Generic 22 0 $483
Furosemide Generic 15 0 $48
Mesalamine Generic 13 0 $1,687
Carvedilol Generic 12 0 $117
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 11 11 $269
Sucralfate Generic 11 0 $1,266

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Helzberg's medical specialty?
Dr. John Helzberg practices Gastroenterology Physician in Kansas City, MO.
Where does Dr. John Helzberg practice?
Dr. John Helzberg practices at 4320 Wornall RD, Kansas City, MO 641115941. Office phone: 8169327900.
What is Dr. John Helzberg's NPI?
Dr. John Helzberg's National Provider Identifier (NPI) is 1508970120, issued by NPPES.
Does Dr. John Helzberg accept Medicare assignment?
Yes. Dr. John Helzberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Helzberg commonly perform?
Top Medicare-reported procedures in 2023: Measurement of liver stiffness (HCPCS 91200); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.