Doctor profile · Federal record

Dr. Harinder Singh, MD

Rheumatology Physician (CMS: Rheumatology) · Geriatric Medicine (Internal Medicine) Physician · Cedar Rapids, IA

  • NPI 1043300510
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
202 10Th St Se
Cedar Rapids, IA 524032414
(319) 398-1546
Additional location
1000 4Th St Sw
Mason City, IA 504012800
(641) 428-6999
Mailing address
621 S Illinios Ave, Suite 103
Mason City, IA 504015489

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 19, 2018
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
Iowa #39828 · Arkansas #E-2817
Medicaid
AR #145399001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043300510. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
72,214
Distinct HCPCS
10
Medicare allowed
$998,494
HCPCS Description Services Patients Avg allowed
J3262 Injection, tocilizumab, 1 mg 35,440 26 $6
J1602 Injection, golimumab, 1 mg, for intravenous use 20,578 34 $13
J0129 Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 4,600 15 $43
J1745 Injection, infliximab, excludes biosimilar, 10 mg 3,912 28 $33
J0897 Injection, denosumab, 1 mg 2,040 24 $23
85652 Red blood cell sedimentation rate, to detect inflammation, automated 783 337 $3
86140 Measurement c-reactive protein for detection of infection or inflammation 760 323 $5
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 709 313 $8
80053 Blood test, comprehensive group of blood chemicals 601 245 $10
36415 Insertion of needle into vein for collection of blood sample 548 282 $8

In context: peer comparison

Among 3 peers in Cedar Rapids Rheumatology Physician, average services per provider: 2,363. This provider delivers 31× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,420
Patients
599
Total drug cost
$548,481
Drug Type Claims Patients Total cost
Prednisone Generic 522 114 $4,742
Methotrexate (Methotrexate Sodium) Brand 497 121 $19,953
Hydroxychloroquine Sulfate Generic 381 109 $21,788
Alendronate Sodium Generic 220 61 $1,987
Allopurinol Generic 163 41 $1,950
Leflunomide Generic 149 40 $12,172
Gabapentin Generic 110 29 $1,059
Colchicine Generic 77 20 $3,004
Humira(Cf) Pen (Adalimumab) Brand 65 0 $478,004
Sulfasalazine Generic 62 23 $1,970

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Harinder Singh's medical specialty?
Dr. Harinder Singh practices Rheumatology Physician in Cedar Rapids, IA.
Where does Dr. Harinder Singh practice?
Dr. Harinder Singh practices at 202 10Th St Se, Cedar Rapids, IA 524032414. Office phone: 3193981546.
What is Dr. Harinder Singh's NPI?
Dr. Harinder Singh's National Provider Identifier (NPI) is 1043300510, issued by NPPES.
Does Dr. Harinder Singh accept Medicare assignment?
Yes. Dr. Harinder Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harinder Singh commonly perform?
Top Medicare-reported procedures in 2023: Injection, tocilizumab, 1 mg (HCPCS J3262); Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602); Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0129). Source: CMS Medicare Physician & Other Practitioners file.