Doctor profile · Federal record
Dr. John Papp, MD
Gastroenterology Physician (CMS: Gastroenterology) · Grand Rapids, MI
- NPI 1417932872
- MIPS 8.1 / 100 · 2023
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1179 E Paris Ave Se Ste 200
Grand Rapids, MI 495463682
(616) 267-7414 - Mailing address
-
100 Michigan St Ne # Mc845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- January 5, 2026
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Michigan #4301069688
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417932872. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
584
Distinct HCPCS
9
Medicare allowed
$121,763
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 220 | 207 | $51 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 114 | 114 | $428 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 76 | 69 | $288 | |
99153 |
Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes | 68 | 67 | $10 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 43 | 43 | $206 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 23 | 19 | $1,003 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 15 | 12 | $122 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 13 | 13 | $271 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $160 |
In context: peer comparison
Among 14 peers in Grand Rapids Gastroenterology Physician, average services per provider: 33. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$1,790
Transactions
93
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 29 | $449.24 | |
| Abbvie INC. | 21 | $311.71 | |
| Lilly USA, LLC | 6 | $171.95 | |
| Janssen Biotech, INC. | 7 | $164.85 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 5 | $103.36 | |
| Genzyme Corporation | 5 | $76.54 | |
| Intercept Pharmaceuticals, INC. | 4 | $65.09 | |
| Celgene Corporation | 2 | $61.48 | |
| Pfizer INC. | 3 | $58.82 | |
| Merck Sharp & Dohme LLC | 3 | $42.81 | |
| Organon LLC | 2 | $38.33 | |
| CapsoVision, INC. | 2 | $36.39 | |
| Sandoz INC. | 2 | $32.80 | |
| Ironwood Pharmaceuticals, INC | 1 | $29.51 | |
| Fresenius Kabi USA, LLC | 1 | $28.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,051
Patients
932
Total drug cost
$785,592
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 838 | 244 | $19,016 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 380 | 374 | $7,697 |
| Pantoprazole Sodium | Generic | 239 | 71 | $6,007 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 122 | 121 | $3,639 |
| Famotidine | Generic | 93 | 34 | $2,380 |
| Lansoprazole | Generic | 68 | 25 | $3,440 |
| Balsalazide Disodium | Generic | 64 | 14 | $20,714 |
| Mesalamine | Generic | 53 | 0 | $66,645 |
| Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 50 | 49 | $950 |
| Azathioprine | Generic | 35 | 0 | $3,040 |
Hospital affiliations
Frequently asked questions
What is Dr. John Papp's medical specialty?
Dr. John Papp practices Gastroenterology Physician in Grand Rapids, MI.
Where does Dr. John Papp practice?
Dr. John Papp practices at 1179 E Paris Ave Se Ste 200, Grand Rapids, MI 495463682. Office phone: 6162677414.
What is Dr. John Papp's NPI?
Dr. John Papp's National Provider Identifier (NPI) is 1417932872, issued by NPPES.
Does Dr. John Papp accept Medicare assignment?
Dr. John Papp does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. John Papp commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.