Tazleem Khan, MD
NPI 1821397100 · Nephrology Physician · Bethpage, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tazleem Khan, MD is a Nephrology Physician provider in Bethpage, NY (NPI 1821397100).
Provider details
- NPI number
- 1821397100
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 276217 (NY)
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
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
4,548 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 | 1,770 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 388 | $122 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 378 | $17 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 339 | $363 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 333 | $179 |
| Critical Care, First 30-74 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 |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 104 | 27 |
| Calcitriol | 100 | 31 |
| Amlodipine Besylate | 82 | 38 |
| Hydralazine Hcl | 75 | 30 |
| Parenteral Amino Acid 20% No.1brand: Prosol | 68 | — |
| Losartan Potassium | 50 | 22 |
| Allopurinol | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$842 across 32 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
- 2011-03-25
- Last updated
- 2021-11-11
- Certified
- 2021-11-11
Frequently asked questions
- What is Tazleem Khan's NPI number?
- Tazleem Khan's National Provider Identifier (NPI) is 1821397100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tazleem Khan's specialty?
- Tazleem Khan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Tazleem Khan located?
- Tazleem Khan's practice location on file with NPPES is 4250 Hempstead Tpke Ste 17, Bethpage, NY 11714-5707.
- What is Tazleem Khan's phone number?
- The practice phone number listed in the NPPES registry for Tazleem Khan is (516) 735-5522.
- Does Tazleem Khan accept Medicare?
- Tazleem Khan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tazleem Khan's NPI active?
- Yes — Tazleem Khan's NPI (1821397100) is active in the NPPES registry as of the last update on 2021-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.