Doctor profile · Federal record
Dr. John Coombes, MD
Gastroenterology Physician (CMS: Gastroenterology) · Glens Falls, NY
- NPI 1255305553
- Accepts Medicare
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5 Irongate Ctr
Glens Falls, NY 128013471
(518) 793-5034
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #238663
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255305553. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
627
Distinct HCPCS
10
Medicare allowed
$64,394
| 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 | 233 | 224 | $5 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 154 | 152 | $240 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 77 | 77 | $90 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 45 | 45 | $97 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 21 | $125 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 19 | $123 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 20 | 20 | $161 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 18 | 13 | $76 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 16 | 16 | $102 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 12 | 12 | $153 |
In context: peer comparison
Among 4 peers in Glens Falls Gastroenterology Physician, average services per provider: 54. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$17
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 1 | $16.60 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
553
Patients
138
Total drug cost
$155,910
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 210 | 66 | $2,423 |
| Pantoprazole Sodium | Generic | 148 | 43 | $1,696 |
| Lansoprazole | Generic | 31 | 0 | $10,973 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 21 | 0 | $982 |
| Metoclopramide Hcl | Generic | 20 | 13 | $211 |
| Mesalamine | Generic | 17 | 0 | $5,132 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 16 | 16 | $289 |
| Humira(Cf) Pen (Adalimumab) | Brand | 15 | 0 | $115,361 |
| Mesalamine ER (Mesalamine) | Brand | 14 | 0 | $3,317 |
| Linzess (Linaclotide) | Brand | 13 | 0 | $7,700 |
Frequently asked questions
What is Dr. John Coombes's medical specialty?
Dr. John Coombes practices Gastroenterology Physician in Glens Falls, NY.
Where does Dr. John Coombes practice?
Dr. John Coombes practices at 5 Irongate Ctr, Glens Falls, NY 128013471. Office phone: 5187935034.
What is Dr. John Coombes's NPI?
Dr. John Coombes's National Provider Identifier (NPI) is 1255305553, issued by NPPES.
Does Dr. John Coombes accept Medicare assignment?
Yes. Dr. John Coombes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Coombes 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.