Jimmitti Teysir, MD

Medical Oncology Internal Medicine

Internal Medicine

Jimmitti Teysir is a Medical Oncology Internal Medicine specialist based in New York, NY with over 6 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(646) 888-4346New York, NY
Telehealth Available
NPI Active per CMS — Q3 2026|Medicare Enrolled|Order & Refer

Jimmitti Teysir, MD specializes in internal medicine, serving patients in New York, NY in group practice. A Icahn School of Medicine at Mount Sinai graduate since 2020, she brings 6+ years of experience. Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy.

At a glance

  • Uses generic medications more than 46% of reporting doctors in New York
  • Virtual visits available — no app or travel required
1 of 273 Internal Medicine providers in NYSee all Internal Medicine in New York6+ years experienceNPI since 2020

Older · 404dNPPES updated 2025-06-05 · verify NPI on CMS · Verify license at New York State Board for Medicine

Contact & Location

Practice Location

300 E 66th St, New York, NY 10065-6800

Fax: (617) 724-7441

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2020

    Icahn School of Medicine at Mount Sinai

  2. Board certified · Jun 4, 2025

    Self-reported via NPPES

  3. 6 years in practice

    Established

Internal MedicineMedical Oncology in New YorkAllopathic & Osteopathic Physicians

Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate care with surgical oncologists and radiation oncologists for comprehensive cancer treatment.

Taxonomy: 207RX0202X

Education & Training

Icahn School of Medicine at Mount Sinai (Class of 2020)

Practice Footprint

Mailing address

55 Fruit Street Grb-7-730, Boston, MA 02114

Differs from practice location

Virtual Medical Oncology Care With Jimmitti Teysir

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Jimmitti Teysir for follow-ups, medication reviews, and ongoing care — no travel to New York required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Jimmitti Teysir

Dr. Teysir is listed as active in the NPI registry with telehealth listed in New York, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (646) 888-4346.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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