Doctor profile · Federal record

Dr. Jonathan Horwitz, D.O.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Internal Medicine Physician · Liberty, MO

  • NPI 1003895749
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2521 Glenn Hendren Dr
Liberty, MO 640683388
(816) 478-4887
fax (816) 478-7140
Mailing address
17501 E 40 Hwy, Suite 213A
Independence, MO 640550000

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
February 3, 2011
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (3)
Missouri #2010003215 · Illinois #036-114186 · Wisconsin #50318-020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003895749. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,456
Distinct HCPCS
10
Medicare allowed
$162,043
HCPCS Description Services Patients Avg allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 313 51 $46
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 189 52 $61
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 163 163 $245
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 115 115 $101
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 100 82 $78
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 95 90 $129
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 73 68 $49
99214 Established patient office or other outpatient visit, 30-39 minutes 62 53 $124
43450 Dilation of esophagus 49 49 $39
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 42 42 $107

In context: peer comparison

Among 1 peers in this city , average services per provider: 72. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$105
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 3 $65.01
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $22.75
Celgene Corporation 1 $17.56

By nature of payment

Food and Beverage
$105

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
742
Patients
266
Total drug cost
$50,245
Drug Type Claims Patients Total cost
Omeprazole Generic 283 93 $4,510
Pantoprazole Sodium Generic 94 34 $2,599
Famotidine Generic 85 31 $1,312
Dicyclomine Hcl Generic 57 30 $1,302
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 50 49 $861
Cholestyramine (Cholestyramine (With Sugar)) Brand 48 15 $3,960
Spironolactone Generic 27 0 $297
Linzess (Linaclotide) Brand 22 0 $14,844
Furosemide Generic 18 0 $46
Mesalamine Generic 17 0 $15,854

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Horwitz's medical specialty?
Dr. Jonathan Horwitz practices Gastroenterology Physician in Liberty, MO.
Where does Dr. Jonathan Horwitz practice?
Dr. Jonathan Horwitz practices at 2521 Glenn Hendren Dr, Liberty, MO 640683388. Office phone: 8164784887.
What is Dr. Jonathan Horwitz's NPI?
Dr. Jonathan Horwitz's National Provider Identifier (NPI) is 1003895749, issued by NPPES.
Does Dr. Jonathan Horwitz accept Medicare assignment?
Yes. Dr. Jonathan Horwitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Horwitz commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Chronic care management services (HCPCS 99490); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.