Doctor profile · Federal record
Dr. Andrew Chun, MD
Gastroenterology Physician (CMS: Gastroenterology) · Cincinnati, OH
- NPI 1255370300
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2925 Vernon Pl Ste 100
Cincinnati, OH 452192425
(513) 751-6667
fax (513) 872-4553 - Additional location
-
1450 Columbus Ave Ste 106
Washington Court House, OH 431603701
(740) 333-2922 - Mailing address
-
7975 Greylock Dr
Cincinnati, OH 452432725
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- September 26, 2024
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Ohio #35076752
- Medicaid
- OH #2165562
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255370300. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
413
Distinct HCPCS
10
Medicare allowed
$50,773
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 134 | 90 | $85 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 65 | 64 | $240 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 55 | 54 | $84 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $156 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 30 | 21 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 29 | 29 | $126 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 21 | 21 | $83 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 21 | 20 | $165 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 16 | 15 | $122 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 11 | 11 | $107 |
In context: peer comparison
Among 40 peers in Cincinnati Gastroenterology Physician, average services per provider: 120. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$1,766
Transactions
112
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 46 | $506.21 | |
| Takeda Pharmaceuticals U.S.A., INC. | 17 | $226.17 | |
| Janssen Biotech, INC. | 10 | $193.74 | |
| Regeneron Healthcare Solutions, INC. | 12 | $188.63 | |
| Gilead Sciences, INC. | 6 | $107.65 | |
| Phathom Pharmaceuticals, INC. | 4 | $82.16 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 5 | $76.57 | |
| Celgene Corporation | 2 | $60.23 | |
| Madrigal Pharmaceuticals | 2 | $55.80 | |
| Ipsen Biopharmaceuticals, INC | 2 | $39.88 | |
| Lilly USA, LLC | 2 | $38.22 | |
| Qol Medical, LLC | 1 | $29.16 | |
| Aimmune Therapeutics, INC. | 1 | $23.00 | |
| Pharmacosmos Therapeutics INC. | 1 | $21.07 | |
| Celltrion USA INC. | 1 | $19.95 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
843
Patients
238
Total drug cost
$642,948
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 258 | 64 | $1,957 |
| Dicyclomine Hcl | Generic | 137 | 53 | $2,977 |
| Pantoprazole Sodium | Generic | 55 | 21 | $766 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 50 | 50 | $3,839 |
| Amitriptyline Hcl | Generic | 45 | 0 | $377 |
| Famotidine | Generic | 45 | 15 | $463 |
| Linzess (Linaclotide) | Brand | 40 | 0 | $26,296 |
| Budesonide Dr (Budesonide) | Brand | 35 | 0 | $4,134 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 35 | 35 | $637 |
| Mesalamine | Generic | 31 | 0 | $16,347 |
Hospital affiliations
Frequently asked questions
What is Dr. Andrew Chun's medical specialty?
Dr. Andrew Chun practices Gastroenterology Physician in Cincinnati, OH.
Where does Dr. Andrew Chun practice?
Dr. Andrew Chun practices at 2925 Vernon Pl Ste 100, Cincinnati, OH 452192425. Office phone: 5137516667.
What is Dr. Andrew Chun's NPI?
Dr. Andrew Chun's National Provider Identifier (NPI) is 1255370300, issued by NPPES.
Does Dr. Andrew Chun accept Medicare assignment?
Yes. Dr. Andrew Chun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Chun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); 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.