Vivek Narayan, MD
NPI 1346568011 · Medical Oncology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vivek Narayan, MD is a Medical Oncology Physician provider in Philadelphia, PA (NPI 1346568011).
Provider details
- NPI number
- 1346568011
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT197340 (PA)
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
16 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
968 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) |
|---|---|---|
| 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 | 403 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 245 | $99 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 226 | $146 |
| 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 | 45 | $17 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Enzalutamidebrand: Xtandi | 108 | 22 |
| Prednisone | 49 | 18 |
| Abiraterone Acetate | 45 | 11 |
| Cabozantinib S-Malatebrand: Cabometyx | 39 | — |
| Lenvatinib Mesylatebrand: Lenvima | 27 | — |
| Bicalutamide | 26 | 23 |
| Darolutamidebrand: Nubeqa | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20,608 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
- 2010-05-05
- Last updated
- 2019-09-20
Frequently asked questions
- What is Vivek Narayan's NPI number?
- Vivek Narayan's National Provider Identifier (NPI) is 1346568011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivek Narayan's specialty?
- Vivek Narayan is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Vivek Narayan located?
- Vivek Narayan's practice location on file with NPPES is 3400 Civic Center Blvd Fl 3, Philadelphia, PA 19104-5127.
- What is Vivek Narayan's phone number?
- The practice phone number listed in the NPPES registry for Vivek Narayan is (215) 615-5858.
- Does Vivek Narayan accept Medicare?
- Vivek Narayan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vivek Narayan's NPI active?
- Yes — Vivek Narayan's NPI (1346568011) is active in the NPPES registry as of the last update on 2019-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.