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Internal Medicine

Timothy C. Johnson, MD

Sees patients in New York, NY · New York

Summary

Timothy C. Johnson, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in New York, NY. NPI 1801895248. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Timothy C. Johnson, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
24Years since medical school (graduated 2002)
Columbia University College Of Physicians And SurgeonsMedical school
MaleGender (as listed)

Quick answers

Where does Timothy C. Johnson see patients?
Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
What is Timothy C. Johnson's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Gastroenterology.
Does Timothy C. Johnson accept Medicare assignment?
Yes. Medicare's clinician data says Timothy C. Johnson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Timothy C. Johnson offer telehealth?
Medicare's clinician data says Timothy C. Johnson offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Timothy C. Johnson?
(646) 355-3711, as listed in official Medicare / NPI Registry data.
What is Timothy C. Johnson's NPI number?
1801895248. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Timothy C. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in New York

Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.

All internal medicine doctors in New York →

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year2002
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1801895248
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians