Sathiyendran Poobalasingham, MD
NPI 1639210222 · Nephrology Physician · Kingsport, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sathiyendran Poobalasingham, MD is a Nephrology Physician provider in Kingsport, TN (NPI 1639210222).
Provider details
- NPI number
- 1639210222
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01059186A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
1,375 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 | 287 | $108 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 224 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 218 | $67 |
| Dialysis Services, Per Day, Less Than Full Month Service (20 Years Or Older)90970 | 175 | $8 |
| Hemodialysis Procedure With Physician Evaluation90935 | 159 | $61 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 171 | 64 |
| Bumetanide | 105 | 26 |
| Calcitriol | 97 | 24 |
| Losartan Potassium | 88 | 26 |
| Sevelamer Carbonate | 84 | 22 |
| Torsemide | 70 | 21 |
| Lisinopril | 65 | 25 |
| Carvedilol | 62 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$365 across 19 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
- 2007-02-08
- Last updated
- 2007-11-21
Frequently asked questions
- What is Sathiyendran Poobalasingham's NPI number?
- Sathiyendran Poobalasingham's National Provider Identifier (NPI) is 1639210222, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sathiyendran Poobalasingham's specialty?
- Sathiyendran Poobalasingham is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sathiyendran Poobalasingham located?
- Sathiyendran Poobalasingham's practice location on file with NPPES is 2002 Brookside Dr, Kingsport, TN 37660-4634.
- What is Sathiyendran Poobalasingham's phone number?
- The practice phone number listed in the NPPES registry for Sathiyendran Poobalasingham is (423) 245-6000.
- Does Sathiyendran Poobalasingham accept Medicare?
- Sathiyendran Poobalasingham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sathiyendran Poobalasingham's NPI active?
- Yes — Sathiyendran Poobalasingham's NPI (1639210222) is active in the NPPES registry as of the last update on 2007-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.