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Internal Medicine

Ann R. Costello, MD

Works at hospitals in Ithaca, NY · Montour Falls, NY · New York

Summary

Ann R. Costello, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Ithaca, NY and Montour Falls, NY. NPI 1235125626. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ann R. Costello, 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
49Years since medical school (graduated 1977)
Johns Hopkins University School Of MedicineMedical school
FemaleGender (as listed)
Primary Care Internal Medicine of Ithaca PLLCGroup practice

Quick answers

Which hospitals does Ann R. Costello work at?
Medicare's official clinician data lists Ann R. Costello at 2 hospitals: Cayuga Medical Center at Ithaca and Schuyler Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ann R. Costello see patients?
Medicare's clinician data lists 1 practice location in Ithaca, NY. Call before your visit to confirm the address.
What is Ann R. Costello's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Ann R. Costello accept Medicare assignment?
Yes. Medicare's clinician data says Ann R. Costello 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 Ann R. Costello offer telehealth?
Medicare's clinician data says Ann R. Costello offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Ann R. Costello?
(607) 256-8869, as listed in official Medicare / NPI Registry data.
What is Ann R. Costello's NPI number?
1235125626. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ann R. Costello works

Medicare's Facility Affiliation Data lists Ann R. Costello at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Ann R. Costello is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Ann R. Costello as a member of this group (CMS data updated 2026-10-02).

  • Primary Care Internal Medicine of Ithaca PLLC5 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Ithaca

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

All internal medicine doctors in Ithaca →

Clinician information

CredentialMD
Medical schoolJohns Hopkins University School Of Medicine
Graduation year1977
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1235125626
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians