Doctor profile · Federal record

Dr. Robert Maclachlan, M.D.

Neurology Physician (CMS: Neurology) · Rapid City, SD

  • NPI 1265491195
  • Accepts Medicare
  • MIPS 52.8 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4141 5Th St
Rapid City, SD 577016021
(605) 341-2424
fax (605) 341-4547
Mailing address
Po Box 6850
Rapid City, SD 577096850

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 14, 2021
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
South Dakota #4985

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265491195. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
982
Distinct HCPCS
7
Medicare allowed
$142,110
HCPCS Description Services Patients Avg allowed
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 564 374 $95
95911 Nerve conduction, 9-10 studies 173 168 $208
95913 Nerve conduction, 13 or more studies 119 119 $279
95910 Nerve conduction, 7-8 studies 52 51 $169
95909 Nerve conduction, 5-6 studies 31 31 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 22 18 $88
99205 New patient office or other outpatient visit, 60-74 minutes 21 21 $213

In context: peer comparison

Among 4 peers in this city , average services per provider: 87. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
146
Patients
11
Total drug cost
$336,215
Drug Type Claims Patients Total cost
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 42 11 $2,138
Primidone Generic 26 0 $526
Divalproex Sodium Er (Divalproex Sodium) Brand 25 0 $3,240
Levetiracetam Generic 15 0 $397
Evrysdi (Risdiplam) Brand 13 0 $329,700
Pregabalin Generic 13 0 $124
Gabapentin Generic 12 0 $90

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Maclachlan's medical specialty?
Dr. Robert Maclachlan practices Neurology Physician in Rapid City, SD.
Where does Dr. Robert Maclachlan practice?
Dr. Robert Maclachlan practices at 4141 5Th St, Rapid City, SD 577016021. Office phone: 6053412424.
What is Dr. Robert Maclachlan's NPI?
Dr. Robert Maclachlan's National Provider Identifier (NPI) is 1265491195, issued by NPPES.
Does Dr. Robert Maclachlan accept Medicare assignment?
Yes. Dr. Robert Maclachlan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Maclachlan commonly perform?
Top Medicare-reported procedures in 2023: Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886); Nerve conduction, 9-10 studies (HCPCS 95911); Nerve conduction, 13 or more studies (HCPCS 95913). Source: CMS Medicare Physician & Other Practitioners file.