Inderjit Singh, MD
NPI 1609842434 · Nephrology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Inderjit Singh, MD is a Nephrology Physician provider in Saint Louis, MO (NPI 1609842434).
Provider details
- NPI number
- 1609842434
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 112064 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,948 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,315 | $87 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 889 | $114 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 245 | $332 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 187 | $167 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 87 | $75 |
| Hemodialysis Procedure With Physician Evaluation90935 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 3,411 | 924 |
| Allopurinol | 1,445 | 384 |
| Losartan Potassium | 1,342 | 402 |
| Furosemide | 1,018 | 299 |
| Ergocalciferol (vitamin D2)brand: Vitamin D2 | 854 | 260 |
| Tamsulosin Hcl | 417 | 113 |
| Dapagliflozin Propanediolbrand: Farxiga | 266 | 65 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$118 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-23
- Last updated
- 2022-03-10
- Certified
- 2022-03-10
Frequently asked questions
- What is Inderjit Singh's NPI number?
- Inderjit Singh's National Provider Identifier (NPI) is 1609842434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Inderjit Singh's specialty?
- Inderjit Singh is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Inderjit Singh located?
- Inderjit Singh's practice location on file with NPPES is 11155 Dunn Rd, Saint Louis, MO 63136-6149.
- What is Inderjit Singh's phone number?
- The practice phone number listed in the NPPES registry for Inderjit Singh is (314) 736-6590.
- Does Inderjit Singh accept Medicare?
- Inderjit Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Inderjit Singh's NPI active?
- Yes — Inderjit Singh's NPI (1609842434) is active in the NPPES registry as of the last update on 2022-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.