Zar Chan, M.D
NPI 1417243890 · Nephrology Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zar Chan, M.D is a Nephrology Physician provider in Torrance, CA (NPI 1417243890).
Provider details
- NPI number
- 1417243890
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A129247 (CA)
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
15 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
3,535 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 | 1,667 | $84 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 871 | $126 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 238 | $184 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 208 | $143 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 183 | $382 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Empagliflozinbrand: Jardiance | 116 | 32 |
| Allopurinol | 99 | 43 |
| Dapagliflozin Propanediolbrand: Farxiga | 81 | 20 |
| Losartan Potassium | 72 | 32 |
| Amlodipine Besylate | 65 | 27 |
| Furosemide | 57 | 25 |
| Nifedipinebrand: Nifedipine Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$765 across 30 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
- 2011-06-23
- Last updated
- 2019-07-19
Frequently asked questions
- What is Zar Chan's NPI number?
- Zar Chan's National Provider Identifier (NPI) is 1417243890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zar Chan's specialty?
- Zar Chan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Zar Chan located?
- Zar Chan's practice location on file with NPPES is 1000 W Carson St Bldg N-28, Torrance, CA 90502-2004.
- What is Zar Chan's phone number?
- The practice phone number listed in the NPPES registry for Zar Chan is (310) 222-3891.
- Does Zar Chan accept Medicare?
- Zar Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zar Chan's NPI active?
- Yes — Zar Chan's NPI (1417243890) is active in the NPPES registry as of the last update on 2019-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.