SOUTH DENVER GASTROENTEROLOGY, PC
NPI 1265038574
Internal Medicine - Gastroenterology in Parker, CO

Q: What is South Denver Gastroenterology, PC's NPI number?

The NPI number for South Denver Gastroenterology, PC is 1265038574. It was assigned to this organization in the NPPES registry on December 10, 2020.

Q: What is South Denver Gastroenterology, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since December 10, 2020

9397 CROWN CREST BLVD STE 221, PARKER, CO 80138(303) 788-8888(866) 896-1158 Get Directions Write a Review

NPPES record last updated: August 9, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 9, 2023, Dec 10, 2020 (2 updates tracked since 2020).

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About South Denver Gastroenterology, Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SOUTH DENVER GASTROENTEROLOGY, PC (NPI 1265038574) is a healthcare organization registered as a gastroenterology in Parker, Colorado and active in the NPI registry since December 2020. The organization lists Richard M Roman, President, as its authorized official.

NPPES Registry Identity

NPI1265038574

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameSOUTH DENVER GASTROENTEROLOGY, PC

Location Address9397 CROWN CREST BLVD STE 221Parker, CO 80138-8576

Mailing Address9397 Crown Crest Blvd Ste 221Parker, CO 80138-8576 · (303) 788-8888 · Fax (866) 896-1158

Phone(303) 788-8888

Fax(866) 896-1158

Organization SubpartNo

Authorized OfficialRichard M RomanPresident · (303) 788-8888

Enumeration DateDecember 10, 2020

Last NPPES UpdateAugust 9, 20232 updates tracked since enumeration

NPPES CertifiedAugust 9, 2023

✔ NPI 1265038574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

9397 CROWN CREST BLVD STE 221, Parker, CO 80138

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

South Denver Gastroenterology, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 55 clinicians reassign Medicare billing to South Denver Gastroenterology, PC, which bills Medicare for the services they deliver. Of these, 20 practice within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 6

Gastroenterology26

Certified Registered Nurse Anesthetist (CRNA)19

Pathology5

Nurse Practitioner2

Registered Dietitian or Nutrition Professional2

Internal Medicine1

Nearest to this location (20)

See all 55

Peter Byrne, NP

Nurse Practitioner

NPI 1144693532

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Dawn Fangrow, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1750675476

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Christina Hanson, R.N

Nurse Practitioner

NPI 1336351907

10103 RIDGE GATE PARKWAY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Geoffrey Jensen, MD

Gastroenterology

NPI 1518013143

10103 RIDGEGATE PKWY STE. 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Lawrence Kim, M.D

Gastroenterology

NPI 1275647414

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Erika Lee, M.D.

Gastroenterology

NPI 1689848350

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Theresa Lee, M.D.

Gastroenterology

NPI 1457676645

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Matthew Nichols, M.D

Internal Medicine

NPI 1952451379

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Cary Patt, M.D

Gastroenterology

NPI 1801900048

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Erik Pieramici, M.D

Gastroenterology

NPI 1710091954

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Krista Pogge, RD

Registered Dietitian or Nutrition Professional

NPI 1851840334

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ Accepts Medicare5.6 mi

Marlana Radcliffe, MD

Gastroenterology

NPI 1255794715

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

David Scheider, M.D

Gastroenterology

NPI 1538273776

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Nathan Schomaker, M.D.

Gastroenterology

NPI 1225472327

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Ashley Vachon

Gastroenterology

NPI 1184042582

10103 RIDGEGATE PKWY STE 312
Lone Tree, CO 80124

(412) 692-4700

✔ PECOS✔ Accepts Medicare5.6 mi

Babac Vahabzadeh, M.D.

Gastroenterology

NPI 1265655153

10103 RIDGEGATE PKWY SUITE 312
Lone Tree, CO 80124

(303) 788-8888

✔ PECOS✔ Accepts Medicare5.6 mi

Stephen Nash, MD

Pathology

NPI 1053414045

7346 S ALTON WAY SUITE 10-E
Centennial, CO 80112

(303) 770-4848

✔ PECOS6.4 mi

Michael Gilger, M.D.

Pathology

NPI 1467782003

7346 S ALTON WAY UNIT 10E
Centennial, CO 80112

(303) 770-4848

✔ PECOS✔ Accepts Medicare6.4 mi

Kari Buzard

Certified Registered Nurse Anesthetist (CRNA)

NPI 1346608064

8000 E MAPLEWOOD AVE STE 200
Greenwood Village, CO 80111

✔ PECOS✔ Accepts Medicare7.7 mi

Anna Haberer, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1942842372

8000 E MAPLEWOOD AVE STE 200
Greenwood Village, CO 80111

(303) 438-3999

✔ PECOS✔ Accepts Medicare7.7 mi

See all 55 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is South Denver Gastroenterology, PC's NPI number?

The NPI number for South Denver Gastroenterology, PC is 1265038574. It was assigned to this organization in the NPPES registry on December 10, 2020.

Where is South Denver Gastroenterology, PC located?

South Denver Gastroenterology, PC is located at 9397 Crown Crest Blvd Ste 221, Parker, CO 80138. The listed phone number is (303) 788-8888.

What is South Denver Gastroenterology, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is South Denver Gastroenterology, PC enrolled in Medicare?

Yes. South Denver Gastroenterology, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through South Denver Gastroenterology, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 55 clinicians in 6 Medicare specialties reassign their Medicare billing to South Denver Gastroenterology, PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Gastroenterology (26), Certified Registered Nurse Anesthetist (CRNA) (19) and Pathology (5). Of these, 20 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for South Denver Gastroenterology, PC was last updated on August 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.