Dr. Randall B. Lamfers
- Gender: Male
- Experience: 19 years
- Graduated from: University Of Missouri, Columbia School Of Medicine
- Graduation year: 2002
- Sole propriator: No
- NPI: 1831157106
Dr. Randall B. Lamfers M.D.
Hospitalist
He is located at 1305 West 18th Street in Sioux Falls, SD 57105. Can help patients with the following: Anemia, Common Cold, Headache, Hiatal Hernia, Hot Flashes, Hyponatremia. His National Provider Identifier (NPI) number is 1831157106. Appointment can be made via the phone number (605) 328-4973. He is affiliated with 2 practices and 3 hospitals.
Conditions treated
Dr. Randall B. Lamfers, being an hospitalist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Randall B. Lamfers.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Randall B. Lamfers as in-network for the following 2026 plans.
Health plans
Wellmark of South Dakota, Inc.
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 7 plans from Wellmark of South Dakota, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Wellmark Bronze HDHP EPO HSA Qualified (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Bronze Traditional EPO (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Gold Traditional EPO (2 plan variants) | EPO · Gold | Bluerx Essentials | Accepting new patients |
| Wellmark Silver Traditional EPO (2 plan variants) | EPO · Silver | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Bronze EPO (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Gold EPO (2 plan variants) | EPO · Gold | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Silver EPO (2 plan variants) | EPO · Silver | Bluerx Essentials | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Randall B. Lamfers is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Randall B. Lamfers is enrolled to bill Medicare as a Practitioner - Hospitalist (also registered under: Practitioner - Internal Medicine) .
Bills through: Sanford Clinic
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Sunovion Pharmaceuticals | $31 |
| Merck | $12 |
| Zimmer Biomet | $12 |
Other
| Food and Beverage | $57 |
Studies
UNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated in 2002Additional Specialities
- Internist
Affiliated hospitals
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- Address: 1600 West 22nd Street Sioux Falls, 57105, SD
- Gender: Male
- Address: 1305 West 18th Street Sioux Falls, 57105, SD
Questions & Answers
Where can you meet with Dr. Randall B. Lamfers?
Dr. Randall B. Lamfers's office is located at 1305 West 18th Street in Sioux Falls, SD 57105.
Does Dr. Randall B. Lamfers accept patients with Wellmark of South Dakota, Inc.?
Yes, Dr. Randall B. Lamfers is listed in-network for Wellmark of South Dakota, Inc. through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Randall B. Lamfers treat?
Dr. Randall B. Lamfers provides treatment for Anemia, Common Cold, Headache, Hiatal Hernia, Hot Flashes, Hyponatremia. For the full list see this list.
Has Dr. Randall B. Lamfers affiliation with hospitals?
Dr. Randall B. Lamfers is affiliated with SANFORD USD MEDICAL CENTER. For the full list of hospitals see this list.
Does Dr. Randall B. Lamfers have affiliation with practices?
Dr. Randall B. Lamfers is affiliated with Sanford Cardiovascular Institute. For the full list of practices see this list.