Occupational Medicine Doctors in Colorado
Data updated monthly · Last refresh October 2026
93 Occupational Medicine providers practice in Colorado, including 2 (2%) offering telehealth. The largest concentration is in Denver. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
93providers
2telehealth
Denvertop city
Occupational Medicine by city in Colorado
Choose a city to see providers there.
Where Occupational Medicine Doctors in Colorado practice
From CMS Medicare enrollment records covering 9 of the 93 providers listed here (10%). Providers who do not bill Medicare are not included in these figures.
Largest practice groups
| Group (as registered with Medicare) | Occupational Medicine Doctors | All clinicians in group | Main city |
| Poudre Valley Medical Group LLC | 3 | 2,425 | Castle Rock |
| National Jewish Health | 3 | 244 | Denver |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Occupational Medicine Doctors affiliated |
| National Jewish Health | Denver | Nonprofit | Not rated | 3 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Occupational Medicine providers in Colorado
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Susan Geiger, D.O.Alamosa, CO · No drug or device payments recorded (2025) ·
(719) 589-8110 Dr. John Mcinerney, M.D.Arvada, CO · No drug or device payments recorded (2025) ·
(303) 423-9585 Dr. Joel Boulder, M.D.Aurora, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Kathryn Bird, DOAurora, CO · No drug or device payments recorded (2025) ·
(303) 755-4955 Dr. Rachel AinAurora, CO · No drug or device payments recorded (2025) ·
(303) 724-9903 Dr. Regan Stiegmann, DOAurora, CO · No drug or device payments recorded (2025) ·
(706) 571-1430 Dr. Roxana Witter, MDAurora, CO · No drug or device payments recorded (2025) ·
(720) 848-0000 Dr. Sarah BaumerAurora, CO · No drug or device payments recorded (2025) ·
(303) 724-9903 Dr. Yvonne Nelson, M.D.Aurora, CO · No drug or device payments recorded (2025) ·
(303) 368-5252 Dr. Katherine Drapeau, DOBlack Hawk, CO · No drug or device payments recorded (2025) ·
(970) 945-2840 Dr. Gordon Manin, M.D.Breckenridge, CO · No drug or device payments recorded (2025) ·
(610) 608-5713 Dr. Ana De Oliveira Pereira, MDBrighton, CO · No drug or device payments recorded (2025) ·
(305) 308-0789 Dr. James Moses, M.D., M.P.H.Brighton, CO · $28 in drug and device payments (2025) ·
(303) 655-9005 Dr. Kelsey Smithart, DO, MPHCastle Rock, CO · $144 in drug and device payments (2025) ·
(720) 733-5290 Dr. Elizabeth Bisgard, MDCentennial, CO · No drug or device payments recorded (2025) ·
(303) 218-4250 Dr. Robert Broghammer, MDCentennial, CO · $39 in drug and device payments (2025) ·
(303) 218-4250 Dr. Bradley Beck, M.D.Colorado Springs, CO · $40 in drug and device payments (2025) ·
(719) 238-6672 Dr. Craig Durck, M.D.Colorado Springs, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Erin Bammann, MDColorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 364-6940 Dr. Jag Mohan Walia, MDColorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 866-6218 Dr. Jason ParkColorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 260-9797 Dr. John Williams, MD, MPHColorado Springs, CO · $19 in drug and device payments (2025) ·
(719) 578-9749 Dr. Kyle Akers, M.D.Colorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 668-7365 Dr. Mary Dickson, M.D.Colorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 571-8888 Dr. Pamela Vanmierlo, M.D.Colorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 365-3200 Dr. Ryan Stallings, MDColorado Springs, CO · No drug or device payments recorded (2025) ·
(719) 390-1727 Dr. Stephen Joyce, M.D., M.P.H.Colorado Springs, CO · No drug or device payments recorded (2025) ·
(630) 205-0821 Dr. Carol Ramsey, DOCommerce City, CO · No drug or device payments recorded (2025) ·
(720) 379-3517 Dr. Albert Hattem, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Annyce Mayer, MDDenver, CO · No drug or device payments recorded (2025) ·
(303) 388-4461 Dr. Arthur Davidson, MDDenver, CO · No drug or device payments recorded (2025) ·
(303) 436-6000 Dr. Cecile Rose, MDDenver, CO · No drug or device payments recorded (2025) ·
(303) 388-4461 Dr. Daniel Teitelbaum, MDDenver, CO · No drug or device payments recorded (2025) ·
(303) 478-9625 Dr. Douglas Scott, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(303) 394-2421 Dr. Ericson Tentori, DODenver, CO · No drug or device payments recorded (2025) ·
(970) 433-6837 Dr. Glenn Petersen, PA-CDenver, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Hiep Ritzer, MDDenver, CO · No drug or device payments recorded (2025) ·
(720) 608-1917 Dr. Jan Updike, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(303) 918-2926 Dr. John Raschbacher, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(303) 831-9393 Dr. Jose Cebrian, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Kirk Holmboe, D.O.Denver, CO · No drug or device payments recorded (2025) ·
(303) 831-9393 Dr. Lisa Maier, MDDenver, CO · No drug or device payments recorded (2025) · Telehealth ·
(303) 388-4461 Dr. Lloyd Thurston, DODenver, CO · No drug or device payments recorded (2025) ·
(303) 831-9393 Dr. Matthew Brodie, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Michael Ladwig, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(303) 333-4411 Dr. Sadie Sanchez, MD, MPHDenver, CO · No drug or device payments recorded (2025) ·
(303) 436-7155 Dr. Sarah Harvey, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(615) 778-4066 Dr. Silpa Krefft, M.D.Denver, CO · No drug or device payments recorded (2025) ·
(303) 388-4461 Common questions
How many Occupational Medicine providers are in Colorado?There are 93 Occupational Medicine providers with active NPI records practicing in Colorado, according to federal NPPES data refreshed monthly.
Do Occupational Medicine providers in Colorado offer telehealth?Yes. 2 of the 93 Occupational Medicine providers in Colorado (about 2%) report offering telehealth services in CMS data.
Which cities in Colorado have the most Occupational Medicine providers?Denver (25), Colorado Springs (11), Aurora (8) have the highest concentration of Occupational Medicine providers in Colorado.
How many Occupational Medicine providers in Colorado received drug or device company payments?10 of 93 Occupational Medicine providers in Colorado (11%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Which hospitals do Occupational Medicine Doctors in Colorado work at?According to CMS facility affiliation records, the Colorado hospitals where the most Occupational Medicine Doctors hold privileges are National Jewish Health in Denver.
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