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Internal Medicine

Ryan Close, MD

Works at hospitals in Portland, ME · Maine

Summary

Ryan Close, MD (Internal Medicine) is listed by Medicare at 1 hospital in Portland, ME. NPI 1831451442. 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 Ryan Close, 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
14Years since medical school (graduated 2012)
Columbia University College Of Physicians And SurgeonsMedical school
MaleGender (as listed)
MaineHealthGroup practice

Quick answers

Which hospitals does Ryan Close work at?
Medicare's official clinician data lists Ryan Close at 1 hospital: MaineHealth Maine Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ryan Close see patients?
Medicare's clinician data lists 2 practice locations, including Portland, ME and Falmouth, ME. Call before your visit to confirm the address.
What is Ryan Close's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Pediatric Medicine.
Does Ryan Close accept Medicare assignment?
Yes. Medicare's clinician data says Ryan Close 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 Ryan Close offer telehealth?
Medicare's clinician data says Ryan Close offers telehealth services. Ask the office which visits can be done by video or phone.
What is Ryan Close's NPI number?
1831451442. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ryan Close works

Medicare's Facility Affiliation Data lists Ryan Close 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 Ryan Close is enrolled with Medicare (CMS data updated 2026-10-02).

  • 22 Bramhall StPortland, ME 04102
  • 5 Bucknam RdFalmouth, ME 04105

Group practices

Medicare enrollment lists Ryan Close as a member of this group (CMS data updated 2026-10-02).

  • MaineHealth2,633 clinicians in the group

Specialties

Find other Internal Medicine doctors in Maine →

Other internal medicine doctors in Portland

Clinicians with the same Medicare primary specialty in Portland, ME — not a recommendation.

All internal medicine doctors in Portland →

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year2012
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1831451442
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