What is Andrew Chun's NPI number?

Andrew Chun's National Provider Identifier (NPI) is 1255370300, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Andrew Chun's specialty?

Andrew Chun is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).

Where is Andrew Chun located?

Andrew Chun's practice location on file with NPPES is 2925 Vernon Pl Ste 100, Cincinnati, OH 45219-2425.

What is Andrew Chun's phone number?

The practice phone number listed in the NPPES registry for Andrew Chun is (513) 751-6667.

Does Andrew Chun accept Medicare?

Andrew Chun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Andrew Chun's NPI active?

Yes — Andrew Chun's NPI (1255370300) is active in the NPPES registry as of the last update on 2024-09-26.

IndividualActiveAccepts Medicare

Andrew Chun, MD

NPI 1255370300 · Gastroenterology Physician · Cincinnati, OH

Andrew Chun, MD is a Gastroenterology Physician provider in Cincinnati, OH (NPI 1255370300).

Provider details

NPI number: 1255370300
Entity type: Individual
Primary specialty: Gastroenterology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 35076752 (OH)

Practice location

2925 Vernon Pl Ste 100

Cincinnati, OH 45219-2425

Phone: (513) 751-6667

Fax: (513) 872-4553

Street-level locationGet directions

More OH providers

Mailing address

7975 Greylock Dr

Cincinnati, OH 45243-2725

Specialties & taxonomies

Gastroenterology PhysicianPrimary207RG0100XLicense 35076752 (OH)
Allopathic & Osteopathic Physicians

Additional practice locations (1)

1450 Columbus Ave Ste 106
Washington Court House, OH 43160-3701
Phone: (740) 333-2922

Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(81/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
20 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
481 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	156	$86
Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385	83	$236
Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239	75	$91
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	39	$124
Biopsy of Large Bowel Using a Flexible Endoscope45380	37	$118
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Omeprazole	289	85
Dicyclomine Hcl	135	48
Amitriptyline Hcl	78	—
Pantoprazole Sodium	78	27
Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf	72	68
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G	69	68
Famotidine	55	15

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$1,766 across 118 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2006-06-05
Last updated: 2024-09-26
Certified: 2024-09-26

Frequently asked questions

What is Andrew Chun's NPI number?: Andrew Chun's National Provider Identifier (NPI) is 1255370300, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Andrew Chun's specialty?: Andrew Chun is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
Where is Andrew Chun located?: Andrew Chun's practice location on file with NPPES is 2925 Vernon Pl Ste 100, Cincinnati, OH 45219-2425.
What is Andrew Chun's phone number?: The practice phone number listed in the NPPES registry for Andrew Chun is (513) 751-6667.
Does Andrew Chun accept Medicare?: Andrew Chun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Andrew Chun's NPI active?: Yes — Andrew Chun's NPI (1255370300) is active in the NPPES registry as of the last update on 2024-09-26.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	156	$86
Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385	83	$236
Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239	75	$91
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	39	$124
Biopsy of Large Bowel Using a Flexible Endoscope45380	37	$118
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Omeprazole	289	85
Dicyclomine Hcl	135	48
Amitriptyline Hcl	78	—
Pantoprazole Sodium	78	27
Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf	72	68
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G	69	68
Famotidine	55	15

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$1,766 across 118 records (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (1)

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Additional practice locations (1)

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments