Dr. Robert D. Maclachlan, MD
- Medicare services, 2024
- 1,115
- Medicare patients, 2024
- 463
- Part D claims, 2024
- 241
- MIPS score, 2024
- 95
- Industry payments
- $181
- Practice address
- 4141 5th St, Rapid City, SD 57701
- Practice phone
- Call (605) 341-1414
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Black Hills Orthopedic & Spine Center, Inc.
Rapid City, South Dakota
Find Dr. Maclachlan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Robert D. Maclachlan is a neurologist in Rapid City, South Dakota
Dr. Maclachlan practices at Black Hills Orthopedic & Spine Center, Inc. in Rapid City, South Dakota.
Dr. Maclachlan's NPI, 1265491195, was assigned on March 20, 2006. Dr. Maclachlan holds South Dakota license 4985.
- NPI
- 1265491195NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850388950
- NPI enumeration date
- March 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 341-1414
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert D. Maclachlan practices at Black Hills Orthopedic & Spine Center, Inc. in Rapid City, South Dakota
Dr. Maclachlan's primary practice is Black Hills Orthopedic & Spine Center, Inc., at 4141 5th St, Rapid City, SD 57701 in Pennington County. The practice phone is (605) 341-1414.
- Black Hills Orthopedic & Spine Center, Inc.4141 5th St, Rapid City, SD 57701 · Pennington CountyPhone(605) 341-1414
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert D. Maclachlan is affiliated with 5 sites of care and 4 medical groups
Dr. Maclachlan's primary practice is Black Hills Orthopedic & Spine Center, Inc. in Rapid City, South Dakota. The medical group on file is Black Hills Surgical Hospital. Dmand AI also links Dr. Maclachlan to 4 more group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert D. Maclachlan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maclachlan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Black Hills Orthopedic & Spine Center, Inc. | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert D. Maclachlan is one of 56 neurologists in South Dakota
Neurology is Dr. Maclachlan's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Maclachlan is licensed in South Dakota.
Specialties and state licenses
- Neurology, South DakotaPrimary
Neurologists near Dr. Maclachlan
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert D. Maclachlan billed Medicare for 1,115 services in 2024
CMS data shows 1,115 Medicare services from Dr. Maclachlan across 8 procedure codes in 2024, for 463 Medicare patients. Medicare paid $122,207 for them. Every service was in an office.
Dr. Maclachlan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 9392024: 1,08115%
- Office and hospital visits
- 2023: 432024: 3421%
Dr. Maclachlan compared with the South Dakota median for neurologists, 2024
- Dr. Maclachlan
- South Dakota median
- Medicare services
- 1,115vs 4292.6 times
- Medicare patients
- 463vs 24688% above
- Part D claims
- 184vs 21314% below
Medians across 52 neurologists in South Dakota with Dmand AI profiles that report each measure.
Dr. Maclachlan's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert D. Maclachlan treated 463 Medicare patients in 2024, average age 72
CMS counts 463 Medicare patients who saw Dr. Maclachlan in 2024. The largest group is 65 to 74, with 273 patients. 73% of them have arthritis, and 73% have high cholesterol. 8% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Maclachlan's median patient age at 65, with 62% women.
Dr. Maclachlan's Medicare patients by age, 2024
Dr. Maclachlan's Medicare patients by sex, 2024
- Women24653%
- Men21747%
Chronic conditions among Dr. Maclachlan's Medicare patients, 2024
- Arthritis73%
- High cholesterol73%
- High blood pressure71%
- Diabetes31%
- Ischemic heart disease22%
- Mood disorders22%
- Depression21%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Maclachlan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert D. Maclachlan wrote 241 Medicare Part D claims in 2024
In 2024, Dr. Maclachlan wrote 241 Medicare Part D claims for 35 patients. 89% of them were for generic drugs. CMS names the drug for 184 of them, across 6 drugs with 11 or more claims each, at $450,723 in total drug cost. In 2023, CMS named 146 claims across 7 drugs.
Dr. Maclachlan's Part D claims by kind of drug, 2024
- Generic214 claims89%
- Brand-name27 claims11%
Dr. Maclachlan's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1462024: 18426%
Drugs named by CMS: 6 in 2024, 7 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Robert D. Maclachlan scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Maclachlan for performance year 2024, reported as part of a group. Dr. Maclachlan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Maclachlan's MIPS scores, performance year 2024
- 95of 100Final score
- 99.3of 100Quality
- 90of 100Promoting Interoperability
- 40of 100Improvement Activities
- 93of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Robert D. Maclachlan received $181 in industry payments from 2017 to 2019
CMS Open Payments shows 3 general payments to Dr. Maclachlan from 2 drug and device companies from 2017 to 2019. Consulting fees make up the largest share, 83% of the total. Biogen, Inc. paid the most, $168.
General payments to Dr. Maclachlan by program year, 2017 to 2019
General payments to Dr. Maclachlan by kind, 2017 to 2019
- Consulting fees$15083%
- Food and beverage$3117%
Companies that paid Dr. Maclachlan the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Robert D. Maclachlan's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert D. Maclachlan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Robert D. Maclachlan's NPI number?
Dr. Robert D. Maclachlan's NPI number is 1265491195. It was assigned on March 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert D. Maclachlan?
Dr. Robert D. Maclachlan is a neurologist in Rapid City, South Dakota. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Robert D. Maclachlan practice?
Dr. Maclachlan practices at 4141 5th St, Rapid City, SD 57701. Dr. Maclachlan's primary practice is Black Hills Orthopedic & Spine Center, Inc. in Rapid City, South Dakota. Dmand AI also links Dr. Maclachlan to 4 group practices and clinics and 3 medical groups.
What is Dr. Robert D. Maclachlan's office phone number?
The practice phone on file for Dr. Maclachlan is (605) 341-1414.
What is Dr. Robert D. Maclachlan's medical license number?
Dr. Maclachlan holds South Dakota license 4985.
What medical group is Dr. Robert D. Maclachlan part of?
Dr. Maclachlan is linked to Black Hills Surgical Hospital. Dmand AI links Dr. Maclachlan to 3 more medical groups.
Does Dr. Robert D. Maclachlan accept Medicare?
Yes. CMS data shows Dr. Maclachlan billed Medicare for 1,115 services in 2024, and Dr. Maclachlan accepts Medicare assignment.
What is Dr. Robert D. Maclachlan's MIPS score?
Dr. Maclachlan's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Dr. Robert D. Maclachlan see?
CMS counts 463 Medicare patients who saw Dr. Maclachlan in 2024, with an average age of 72.
What services does Dr. Robert D. Maclachlan bill to Medicare?
In 2024, Dr. Maclachlan's most billed Medicare services were nerve and brain test (95886), nerve and brain test (95911) and nerve and brain test (95913).
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What drugs does Dr. Robert D. Maclachlan prescribe most?
In 2024 Medicare Part D data, Dr. Maclachlan's most prescribed drugs by claims were Carbidopa-Levodopa, Divalproex Sodium ER and Primidone.
Has Dr. Robert D. Maclachlan received payments from drug or device companies?
CMS Open Payments shows $181 in general payments to Dr. Maclachlan from 2 companies from 2017 to 2019. The largest total came from Biogen, Inc.
How long has Dr. Robert D. Maclachlan been practicing?
Dr. Maclachlan graduated from medical school in 1993, 33 years ago.
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