Doctor profile · Federal record

Dr. Rishi Nigam, M.D.

Diagnostic Neuroimaging (Radiology) Physician (CMS: Diagnostic Radiology) · Diagnostic Neuroimaging (Radiology) Physician · Diagnostic Radiology Physician · Diagnostic Neuroimaging (Radiology) Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Student in an Organized Health Care Education/Training Program · Rapid City, SD

  • NPI 1205268455
  • Accepts Medicare
  • MIPS 99.0 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2929 5Th St Ste 100
Rapid City, SD 577017355
(605) 342-2852
fax (605) 342-3930

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
January 14, 2020
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
2085D0003X — NUCC code
State licenses (4)
South Dakota #1140011400 · Minnesota #63521 · Wyoming #12075A · Minnesota #25474
Medicaid
SD #2016744

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205268455. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,724
Distinct HCPCS
10
Medicare allowed
$200,045
HCPCS Description Services Patients Avg allowed
77063 Screening 3d breast mammography 499 499 $44
77067 Screening mammography 499 499 $94
71045 X-ray of chest, 1 view 467 434 $9
A9579 Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml 464 28 $1
71046 X-ray of chest, 2 views 187 183 $10
71046 X-ray of chest, 2 views 157 155 $10
70450 Ct scan head or brain without contrast 152 147 $39
74177 Ct scan of abdomen and pelvis with contrast 136 135 $85
76770 Complete ultrasound scan behind abdominal cavity 91 90 $34
71275 Ct scan of blood vessels of chest with contrast 89 88 $84

In context: peer comparison

Among 1 peers in this city , average services per provider: 62. This provider delivers 76× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rishi Nigam's medical specialty?
Dr. Rishi Nigam practices Diagnostic Neuroimaging (Radiology) Physician in Rapid City, SD.
Where does Dr. Rishi Nigam practice?
Dr. Rishi Nigam practices at 2929 5Th St Ste 100, Rapid City, SD 577017355. Office phone: 6053422852.
What is Dr. Rishi Nigam's NPI?
Dr. Rishi Nigam's National Provider Identifier (NPI) is 1205268455, issued by NPPES.
Does Dr. Rishi Nigam accept Medicare assignment?
Yes. Dr. Rishi Nigam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rishi Nigam commonly perform?
Top Medicare-reported procedures in 2023: Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.