Srivilliputtur Santhana Krishnan, M.D
NPI 1902850316 · Nephrology Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Srivilliputtur Santhana Krishnan, M.D is a Nephrology Physician provider in Grand Rapids, MI (NPI 1902850316).
Provider details
- NPI number
- 1902850316
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 4301093886 (MI)
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
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
1,167 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 208 | $74 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 171 | $47 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 162 | $330 |
| Hemodialysis Procedure With Physician Evaluation90935 | 122 | $67 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 | $116 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 81 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 199 | 68 |
| Calcitriol | 121 | 35 |
| Amlodipine Besylate | 114 | 38 |
| Furosemide | 94 | 33 |
| Dapagliflozin Propanediolbrand: Farxiga | 88 | 22 |
| Sevelamer Carbonate | 62 | 21 |
| Lisinopril | 52 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$324 across 16 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
- 2006-05-20
- Last updated
- 2020-01-17
- Certified
- 2020-01-17
Frequently asked questions
- What is Srivilliputtur Santhana Krishnan's NPI number?
- Srivilliputtur Santhana Krishnan's National Provider Identifier (NPI) is 1902850316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Srivilliputtur Santhana Krishnan's specialty?
- Srivilliputtur Santhana Krishnan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Srivilliputtur Santhana Krishnan located?
- Srivilliputtur Santhana Krishnan's practice location on file with NPPES is 330 E Beltline Ave Ne, Grand Rapids, MI 49506-1267.
- What is Srivilliputtur Santhana Krishnan's phone number?
- The practice phone number listed in the NPPES registry for Srivilliputtur Santhana Krishnan is (616) 752-6235.
- Does Srivilliputtur Santhana Krishnan accept Medicare?
- Srivilliputtur Santhana Krishnan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Srivilliputtur Santhana Krishnan's NPI active?
- Yes — Srivilliputtur Santhana Krishnan's NPI (1902850316) is active in the NPPES registry as of the last update on 2020-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.