Doctor profile · Federal record

Dr. Lauren Buyan, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Rapid City, SD

  • NPI 1083148175
  • Accepts Medicare
  • MIPS 72.0 / 100 · 2023
  • 7 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
353 Fairmont Blvd
Rapid City, SD 577017375
(605) 755-8222
Additional location
981150 Nebraska Medical Ctr
Omaha, NE 681981150
(402) 559-6802
Additional location
200 Mullins Dr
Lebanon, OR 973553983
(307) 752-7803
Mailing address
981150 Nebraska Medical Ctr
Omaha, NE 681981150

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
September 29, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
South Dakota #13629 · Nebraska #8618

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083148175. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,451
Distinct HCPCS
5
Medicare allowed
$147,446
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 575 550 $165
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 571 508 $8
99291 Critical care, first 30-74 minutes 166 161 $202
99284 Emergency department visit with moderate level of medical decision making 116 109 $114
99283 Emergency department visit with low level of medical decision making 23 23 $67

In context: peer comparison

Among 11 peers in Rapid City Emergency Medicine Physician, average services per provider: 207. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
44
Patients
44
Total drug cost
$335
Drug Type Claims Patients Total cost
Cephalexin Generic 29 29 $271
Prednisone Generic 15 15 $63

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Buyan's medical specialty?
Dr. Lauren Buyan practices Emergency Medicine Physician in Rapid City, SD.
Where does Dr. Lauren Buyan practice?
Dr. Lauren Buyan practices at 353 Fairmont Blvd, Rapid City, SD 577017375. Office phone: 6057558222.
What is Dr. Lauren Buyan's NPI?
Dr. Lauren Buyan's National Provider Identifier (NPI) is 1083148175, issued by NPPES.
Does Dr. Lauren Buyan accept Medicare assignment?
Yes. Dr. Lauren Buyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lauren Buyan commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.