Internal Medicine Doctors in Wyoming
Data updated monthly · Last refresh October 2026
132 Internal Medicine providers practice in Wyoming, including 17 (13%) offering telehealth. The largest concentration is in Cheyenne. 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.
132providers
17telehealth
Cheyennetop city
Internal Medicine by city in Wyoming
Choose a city to see providers there.
Where Internal Medicine Doctors in Wyoming practice
From CMS Medicare enrollment records covering 68 of the 132 providers listed here (52%). Providers who do not bill Medicare are not included in these figures.
4%solo or small practice (under 10 clinicians)
68%mid-size group (10 to 99)
28%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Internal Medicine Doctors | All clinicians in group | Main city |
| Teton County Hospital District | 10 | 107 | Jackson |
| Big Horn Health Network | 10 | 84 | Sheridan |
| Memorial Hospital of Sheridan County | 8 | 90 | Sheridan |
| Summit Hospitalist Group LLC | 6 | 47 | Cheyenne |
| West Park Hospital District | 5 | 85 | Cody |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Internal Medicine Doctors affiliated |
| Cheyenne Regional Medical Center | Cheyenne | Nonprofit | 3 of 5 | 14 |
| Sheridan Memorial Hospital | Sheridan | Government | 3 of 5 | 13 |
| Campbell County Health | Gillette | Government | 3 of 5 | 13 |
| St Johns Medical Center | Jackson | Government | 5 of 5 | 10 |
| Sagewest Health Care | Riverton | For-profit | 2 of 5 | 9 |
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.
Internal Medicine providers in Wyoming
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. Elizabeth Marshall, MDArapaho, WY · No drug or device payments recorded (2025) ·
(307) 856-9281 Dr. Chae SutherlandCasper, WY · No drug or device payments recorded (2025) ·
(307) 577-7201 Dr. Cory Stirling, M.D.Casper, WY · No drug or device payments recorded (2025) ·
(307) 237-1900 Dr. David Erk, MDCasper, WY · No drug or device payments recorded (2025) ·
(307) 265-8300 Dr. Jason Lovell, D.OCasper, WY · No drug or device payments recorded (2025) ·
(307) 337-4284 Dr. Maxim Salva, MDCasper, WY · No drug or device payments recorded (2025) · Telehealth ·
(307) 234-6765 Dr. Melissa Knudson-johnson, M.D.Casper, WY · No drug or device payments recorded (2025) ·
(307) 333-6940 Dr. Paul Bettinger, M.D.Casper, WY · No drug or device payments recorded (2025) ·
(307) 265-8300 Dr. Renee Stirling, M.D.Casper, WY · No drug or device payments recorded (2025) ·
(307) 237-1900 Dr. Ricardo Caldas, DOCasper, WY · No drug or device payments recorded (2025) ·
(307) 577-5100 Dr. Stuart Ruben, M.D.Casper, WY · No drug or device payments recorded (2025) ·
(307) 265-8300 Dr. Thomas Burke, M.D.Casper, WY · No drug or device payments recorded (2025) ·
(307) 473-6768 Dr. Vera Nelson, MDCasper, WY · No drug or device payments recorded (2025) ·
(307) 265-8300 Dr. Aaron Spurlock, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-2273 Dr. Anusha Kondapalli, M.D.Cheyenne, WY · $102 in drug and device payments (2025) ·
(307) 634-2273 Dr. Brady Holdaway, DOCheyenne, WY · $144 in drug and device payments (2025) ·
(307) 633-7444 Dr. Charles Mackey, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-1311 Dr. Cherry Ann Valino, M.D.Cheyenne, WY · No drug or device payments recorded (2025) ·
(307) 432-6629 Dr. Dale Brentlinger, M.D.Cheyenne, WY · No drug or device payments recorded (2025) ·
(307) 635-3618 Dr. Daniel Rivard, M.D.Cheyenne, WY · $134 in drug and device payments (2025) ·
(307) 996-1560 Dr. Dennis Lower, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 778-7550 Dr. Dimiter Orahovats, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-1311 Dr. John Paulus, D.O.Cheyenne, WY · $16 in drug and device payments (2025) · Telehealth ·
(307) 369-2572 Dr. Matthew Baechle, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 432-6629 Dr. Muhammad Adil Mumtaz, MBBSCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-2273 Dr. Paulette Finander, M.D.Cheyenne, WY · No drug or device payments recorded (2025) ·
(307) 635-1889 Dr. Raja Shekar Rao Jadav, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-2273 Dr. Robert Kanard, M.D.Cheyenne, WY · No drug or device payments recorded (2025) ·
(307) 632-3761 Dr. Robert Sachs, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-1311 Dr. Robert Stuart, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 286-4387 Dr. Sandra Guidry, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 638-0300 Dr. Stanley HartmanCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 432-6629 Dr. Stephen Jacobson, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(423) 596-1116 Dr. Thomas Cassidy, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 421-6627 Dr. Trenette Larson, M.D.Cheyenne, WY · No drug or device payments recorded (2025) ·
(307) 637-0444 Dr. Tyler Maxey, DOCheyenne, WY · $21 in drug and device payments (2025) ·
(307) 634-2273 Dr. William Harrison, MDCheyenne, WY · $22 in drug and device payments (2025) ·
(307) 996-1560 Dr. Yojna Singh, MDCheyenne, WY · No drug or device payments recorded (2025) ·
(307) 634-2273 Dr. Courtney Spence, DOCody, WY · No drug or device payments recorded (2025) ·
(307) 578-2975 Dr. Elise Lowe, MDCody, WY · No drug or device payments recorded (2025) ·
(307) 763-0646 Dr. Ethan Slight, MDCody, WY · No drug or device payments recorded (2025) ·
(307) 527-7501 Dr. Kathleen Divincenzo, M.D.Cody, WY · No drug or device payments recorded (2025) ·
(307) 578-2480 Dr. Linsea Ford, D.O.Cody, WY · No drug or device payments recorded (2025) ·
(307) 527-7501 Dr. Patrick Allen, D.O.Cody, WY · No drug or device payments recorded (2025) ·
(307) 578-2975 Dr. Richard Anderson, M.D.Cody, WY · No drug or device payments recorded (2025) ·
(307) 578-2975 Dr. Robert White, D.O.Cody, WY · No drug or device payments recorded (2025) ·
(307) 578-1800 Conditions Internal Medicine providers in Wyoming commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Wyoming?There are 132 Internal Medicine providers with active NPI records practicing in Wyoming, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Wyoming offer telehealth?Yes. 17 of the 132 Internal Medicine providers in Wyoming (about 13%) report offering telehealth services in CMS data.
Which cities in Wyoming have the most Internal Medicine providers?Cheyenne (25), Sheridan (21), Casper (14) have the highest concentration of Internal Medicine providers in Wyoming.
How many Internal Medicine providers in Wyoming received drug or device company payments?32 of 132 Internal Medicine providers in Wyoming (24%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Wyoming treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
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.
Do most Internal Medicine Doctors in Wyoming work in independent practices or large health systems?Among 68 Internal Medicine Doctors in Wyoming enrolled in Medicare, 4% bill through a solo or small practice with fewer than 10 clinicians, 68% through a mid-size group of 10 to 99, and 28% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Wyoming work at?According to CMS facility affiliation records, the Wyoming hospitals where the most Internal Medicine Doctors hold privileges are Cheyenne Regional Medical Center in Cheyenne; Sheridan Memorial Hospital in Sheridan; Campbell County Health in Gillette.
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