Doctor profile · Federal record

Dr. Nirmal Singh

Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1831757921
  • Accepts Medicare
  • MIPS 80.2 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 S Fairfield Ave
Chicago, IL 606081782
(559) 577-4180
Mailing address
1819 N Burgan Ave
Clovis, CA 936192863

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #125.074370

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831757921. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
260
Distinct HCPCS
2
Medicare allowed
$43,047
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 215 209 $173
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 45 45 $130

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 1.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nirmal Singh's medical specialty?
Dr. Nirmal Singh practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Nirmal Singh practice?
Dr. Nirmal Singh practices at 1500 S Fairfield Ave, Chicago, IL 606081782. Office phone: 5595774180.
What is Dr. Nirmal Singh's NPI?
Dr. Nirmal Singh's National Provider Identifier (NPI) is 1831757921, issued by NPPES.
Does Dr. Nirmal Singh accept Medicare assignment?
Yes. Dr. Nirmal Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nirmal Singh commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.