Dr. Robert D. MacLachlan
- Gender: Male
- Experience: 28 years
- Graduation year: 1993
- Sole propriator: No
- NPI: 1265491195
Dr. Robert D. MacLachlan M.D.
Neurologist
He is located at 4141 5th Street in Rapid City, SD 57701. Can help patients with the following: Brain Hemorrhage, Complex Regional Pain Syndrome, Meralgia Paresthetica, Tension Headache, Vertigo, Vestibular Testing. His National Provider Identifier (NPI) number is 1265491195. Appointment can be made via the phone number (605) 341-2424. He is affiliated with 2 practices.
Conditions treated
Dr. Robert D. MacLachlan, being an neurologist, 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. Robert D. MacLachlan.
- Alzheimer's Disease
- Amnesia
- Amyotrophic Lateral Sclerosis (ALS)
- Aphasia
- Autism
- Brain Aneurysm
- Brain Damage
- Brain Hemorrhage
- Cerebral Palsy (CP)
- Cervical Radiculopathy
- Charcot-Marie-Tooth Disease (CMT)
- Claudication
- Cluster Headaches
- Complex Regional Pain Syndrome
- Concussion
- Creutzfeldt-Jakob Disease (CJD)
- Degenerative Disc Disease (DDD)
- Dementia
- Double Vision
- Dyslexia
- Dystonia
- Early Onset Alzheimers
- Encephalitis
- Encephalopathy
- Epilepsy
- Face Blindness
- Fainting
- Febrile Seizure
- Guillain-Barre Syndrome (GBS)
- Head Injury
- Headache
- Heart Disease
- Herniated Disc
- Huntington's Disease (HD)
- Low Back Pain
- Lumbar Spinal Stenosis
- Mad Cow Disease
- Meningitis
- Meralgia Paresthetica
- Migraine
- Motion Sickness
- Multiple Sclerosis (MS)
- Myasthenia Gravis (MG)
- Myofascial Pain Syndrome (MPS)
- Nerve Damage
- Neuropathic Pain
- Optic Neuritis
- PANDAS
- Paralysis
- Parkinson's Disease
- Peripheral Nerve Injuries
- Peripheral Nerve Tumors
- Peripheral Neuropathy
- Pinched Nerve
- Polio
- Progressive Neurological Disorders
- Pseudotumor Cerebri
- Sciatica
- Seizures
- Stiff Person Syndrome (SPS)
- Stroke
- Tardive Dyskinesia
- Tension Headache
- Tics
- Tinnitus
- Tourette Syndrome
- Transient Ischemic Attack (TIA)
- Traumatic Brain Injury
- Tremor
- Trigeminal Neuralgia (TN)
- Vertigo
- Vestibular Testing
- Wernicke-Korsakoff Syndrome
Procedures Performed by Dr. Robert D. MacLachlan
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Robert D. MacLachlan as in-network for the following 2026 plans.
Health plans
Avera Health Plans
Network data as of Jan 23, 2026, as reported by the insurer.
Show all 12 plans from Avera Health Plans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| ConnectPlus $0 Gold (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus $0 Silver (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus $10,600 HSA Eligible HDHP (2 plan variants) | PPO · Catastrophic | Commercial | Accepting new patients |
| ConnectPlus $1800 (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus $4500 (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus $6500 HSA Eligible HDHP (2 plan variants) | PPO · Expanded Bronze | Commercial | Accepting new patients |
| ConnectPlus $7500 HSA Eligible HDHP (2 plan variants) | PPO · Expanded Bronze | Commercial | Accepting new patients |
| ConnectPlus MyWeighForward $2000 (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus MyWeighForward $6000 (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus Standard $2000 (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus Standard $6000 (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus Standard $7500 HSA Eligible HDHP (2 plan variants) | PPO · Expanded Bronze | Commercial | Accepting new patients |
Sanford Health Plan
Network data as of Aug 9, 2018, as reported by the insurer.
Show all 16 plans from Sanford Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Sanford Individual Simplicity $1,750 | PPO · Gold | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $3,500 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $4,750 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $6,500 | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $7,200 HSA Qualified | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $2,000 | PPO · Gold | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $6,000 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $7,500 | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual TRUE $1,750 | HMO · Gold | Shptrue | Accepting new patients |
| Sanford Individual TRUE $3,500 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE $4,750 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE $6,500 | HMO · Expanded Bronze | Shptrue | Accepting new patients |
| Sanford Individual TRUE $7,200 HSA Qualified | HMO · Expanded Bronze | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $2,000 | HMO · Gold | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $6,000 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $7,500 | HMO · Expanded Bronze | Shptrue | Accepting new patients |
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. Robert D. MacLachlan 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. Robert D. MacLachlan is enrolled to bill Medicare as a Practitioner - Neurology .
Bills through: Black Hills Orthopedic & Spine Center Of Wyoming Pc
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
| Biogen | $17 |
Other
| Food and Beverage | $18 |
Studies
Graduated in 1993
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Questions & Answers
Where can you meet with Dr. Robert D. MacLachlan?
Dr. Robert D. MacLachlan's office is located at 4141 5th Street in Rapid City, SD 57701.
Does Dr. Robert D. MacLachlan have affiliation with practices?
Dr. Robert D. MacLachlan is affiliated with West River Ear Nose & Throat Prof. For the full list of practices see this list.
Does Dr. Robert D. MacLachlan accept patients with Avera Health Plans?
Yes, Dr. Robert D. MacLachlan is listed in-network for Avera Health Plans through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Robert D. MacLachlan treat?
Dr. Robert D. MacLachlan provides treatment for Brain Hemorrhage, Complex Regional Pain Syndrome, Meralgia Paresthetica, Tension Headache, Vertigo, Vestibular Testing. For the full list see this list.