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Healthcare Providers in Colorado

Find doctors, hospitals, and clinics in Colorado from the official NPPES NPI Registry. We found 183 providers in this listing.

183 Providers Found Data from NPPES NPI Registry Updated 2026
All Providers Doctors Hospitals & Clinics
Showing 106–120 of 183 providers
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Individual (NPI-1) Active

YOSHIKAZU MORIMOTO MD, PhD

Internal Medicine

📍1400 JACKSON ST, DENVER, CO, 80206

📞 303-388-4461

NPI: 1184795395

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Individual (NPI-1) Active

KRISHNA C MURTHY M.D.

Allergy & Immunology

📍2121 E HARMONY RD, FORT COLLINS, CO, 80528

📞 970-221-2370

NPI: 1336178664

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Individual (NPI-1) Active

DIANE CHRISTINA NAPOLI M.D.

Allergy & Immunology

📍1000 RUSH DR, SALIDA, CO, 81201

📞 719-530-2000

NPI: 1558341693

👨‍⚕️
Individual (NPI-1) Active

ROBERT ALAN NATHAN MD

Internal Medicine, Allergy & Immunology

📍2709 N TEJON ST, COLORADO SPRINGS, CO, 80907

📞 719-473-0872

NPI: 1487648077

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Individual (NPI-1) Active

HAROLD S. NELSON MD

Allergy & Immunology

📍1400 JACKSON ST, DENVER, CO, 80206

📞 303-388-4461

NPI: 1104916873

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Individual (NPI-1) Active

ERIK NEWMAN

Allergy & Immunology

📍30 N 1900 E, SALT LAKE CITY, UT, 84132

📞 801-581-6465

NPI: 1649665886

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Individual (NPI-1) Active

WILLIAM H NEWMAN M.D.

Allergy & Immunology

📍1746 COLE BLVD STE 320, LAKEWOOD, CO, 80401

📞 303-234-1067

NPI: 1417916545

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Individual (NPI-1) Active

VINH TRAN NGUYEN MD

Pediatrics, Pediatric Allergy/Immunology

📍250 E CAROLINE ST, SAN BERNARDINO, CA, 92408

📞 909-651-1900

NPI: 1295231868

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Individual (NPI-1) Active

GARY LANCE NIEMANN MD

Allergy & Immunology, Allergy

📍5150 E YALE CIR, DENVER, CO, 80222

📞 303-756-2621

NPI: 1962555458

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Individual (NPI-1) Active

KEVIN P O'BRIEN M.D.

Internal Medicine, Allergy & Immunology

📍3260 E 104TH AVE, THORNTON, CO, 80233

📞 720-929-8300

NPI: 1134131733

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Individual (NPI-1) Active

KANAO OTSU M.D.

Allergy & Immunology

📍1400 JACKSON ST, DENVER, CO, 80206

📞 303-388-4461

NPI: 1881748226

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Individual (NPI-1) Active

ROBERT SCOTT PACE MD

Internal Medicine, Allergy & Immunology

📍1551 PROFESSIONAL LN UNIT 170, LONGMONT, CO, 80501

📞 303-776-0868

NPI: 1861404220

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Individual (NPI-1) Active

KARIN A PACHECO MD

Allergy & Immunology

📍1400 JACKSON ST, DENVER, CO, 80206

📞 303-388-4461

NPI: 1710066733

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Individual (NPI-1) Active

ROSS I PALIS M.D.

Allergy & Immunology

📍1667 COLE BLVD, BLDG 19, STE 200, LAKEWOOD, CO, 80401

📞 303-420-3131

NPI: 1669481701

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Individual (NPI-1) Active

ASHOK R PATEL MD

Specialist

📍540 E ABRIENDO AVE STE D, PUEBLO, CO, 81004

📞 719-542-7222

NPI: 1013965128

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🗺 Cities in Colorado

📍 Denver 📍 Colorado Springs 📍 Aurora 📍 Fort Collins 📍 Lakewood 📍 Thornton 📍 Arvada 📍 Westminster 📍 Pueblo 📍 Greeley 📍 Centennial 📍 Boulder 📍 Longmont 📍 Loveland 📍 Broomfield 📍 Castle Rock 📍 Grand Junction 📍 Commerce City 📍 Parker 📍 Littleton

📊 Quick Stats

Providers Listed 183
Cities Found 20
State Colorado
Source NPPES NPI Registry

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Healthcare in Colorado

Colorado's healthcare system benefits from a relatively healthy and active population, though the state faces unique challenges related to altitude-related conditions, a large outdoor recreation industry, and significant rural healthcare gaps. The Denver metropolitan area is the center of Colorado's healthcare infrastructure, home to UCHealth University of Colorado Hospital (a Level I Trauma Center and academic medical center), Children's Hospital Colorado, SCL Health, and HealthONE hospital system.

Colorado expanded Medicaid in 2013 under the ACA, and the program — known as Health First Colorado — covers over 1.5 million residents. The state also operates Connect for Health Colorado (connectforhealthco.com), the state-based ACA marketplace offering subsidized private insurance plans. Colorado has been a national leader in behavioral health reform, investing heavily in integrated care models that combine mental health, substance use treatment, and primary care.

Rural healthcare access is a significant challenge in Colorado's mountain communities and Eastern Plains. Many counties lack primary care physicians, and the state has implemented loan repayment programs and rural training tracks to attract providers to underserved areas. The Colorado Department of Public Health and Environment (CDPHE) (cdphe.colorado.gov) oversees public health programs and environmental health initiatives.

The Colorado Medical Board (dpo.colorado.gov) licenses physicians and provides an online verification tool for consumers.

Frequently Asked Questions — Colorado Healthcare