Shalini Sundar, M.D.
NPI 1780607838 · Nephrology Physician · Fremont, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shalini Sundar, M.D. is a Nephrology Physician provider in Fremont, CA (NPI 1780607838).
Provider details
- NPI number
- 1780607838
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A93518 (CA)
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 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
2,202 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 | 728 | $93 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 372 | $140 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 244 | $158 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 201 | $110 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 193 | $205 |
| Dialysis Services, 2-3 Physician Visits Per Month (20 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 157 | 49 |
| Furosemide | 143 | 49 |
| Amlodipine Besylate | 104 | 39 |
| Dapagliflozin Propanediolbrand: Farxiga | 73 | 16 |
| Potassium Chloride | 71 | 24 |
| Losartan Potassium | 64 | 21 |
| Terazosin Hcl | 61 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,197 across 57 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
- 2006-07-26
- Last updated
- 2011-04-20
Frequently asked questions
- What is Shalini Sundar's NPI number?
- Shalini Sundar's National Provider Identifier (NPI) is 1780607838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shalini Sundar's specialty?
- Shalini Sundar is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Shalini Sundar located?
- Shalini Sundar's practice location on file with NPPES is 39233 Liberty St, Fremont, CA 94538-1501.
- What is Shalini Sundar's phone number?
- The practice phone number listed in the NPPES registry for Shalini Sundar is (510) 795-8186.
- Does Shalini Sundar accept Medicare?
- Shalini Sundar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shalini Sundar's NPI active?
- Yes — Shalini Sundar's NPI (1780607838) is active in the NPPES registry as of the last update on 2011-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.