Harinder Singh, MD
NPI 1043300510 · Rheumatology Physician · Cedar Rapids, IA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harinder Singh, MD is a Rheumatology Physician provider in Cedar Rapids, IA (NPI 1043300510).
Provider details
- NPI number
- 1043300510
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E-2817 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,812 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Automated85652 | 693 | $3 |
| Measurement C-Reactive Protein for Detection of Infection Or Inflammation86140 | 677 | $5 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 597 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 537 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 443 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 416 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 471 | 121 |
| Hydroxychloroquine Sulfate | 389 | 104 |
| Prednisone | 286 | 97 |
| Alendronate Sodium | 208 | 62 |
| Leflunomide | 137 | 33 |
| Allopurinol | 134 | 39 |
| Gabapentin | 94 | 25 |
Practice location
Mailing address
Additional practice locations (1)
- 1000 4th St SwMason City, IA 50401-2800Phone: (641) 428-6999
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2018-03-19
Frequently asked questions
- What is Harinder Singh's NPI number?
- Harinder Singh's National Provider Identifier (NPI) is 1043300510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harinder Singh's specialty?
- Harinder Singh is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Harinder Singh located?
- Harinder Singh's practice location on file with NPPES is 202 10th St Se, Cedar Rapids, IA 52403-2414.
- What is Harinder Singh's phone number?
- The practice phone number listed in the NPPES registry for Harinder Singh is (319) 398-1546.
- Does Harinder Singh accept Medicare?
- Harinder Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harinder Singh's NPI active?
- Yes — Harinder Singh's NPI (1043300510) is active in the NPPES registry as of the last update on 2018-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.