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Internal Medicine

Guillermo Pena, MD

Works at hospitals in Blue Ridge, GA · Gainesville, GA · Canton, GA … · Georgia

Summary

Guillermo Pena, MD (Internal Medicine) is listed by Medicare at 5 hospitals in Blue Ridge, GA, Gainesville, GA and Canton, GA and other places. NPI 1013978162. 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 Guillermo Pena, 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
44Years since medical school (graduated 1982)
MaleGender (as listed)
Georgia Mountains Health Services, Inc.Group practice

Quick answers

Which hospitals does Guillermo Pena work at?
Medicare's official clinician data lists Guillermo Pena at 5 hospitals: Blue Ridge Medical Center, Northeast Georgia Medical Center, Inc, Northside Hospital Cherokee, Piedmont Mountainside Hospital Inc and Union General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Guillermo Pena see patients?
Medicare's clinician data lists 3 practice locations, including Chatsworth, GA, Blue Ridge, GA and Ellijay, GA. Call before your visit to confirm the address.
What is Guillermo Pena's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Guillermo Pena accept Medicare assignment?
Yes. Medicare's clinician data says Guillermo Pena 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.
What is the phone number for Guillermo Pena?
(706) 517-2273, as listed in official Medicare / NPI Registry data.
What is Guillermo Pena's NPI number?
1013978162. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Guillermo Pena works

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

Group practices

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

  • Georgia Mountains Health Services, Inc.22 clinicians in the group

Specialties

Find other Internal Medicine doctors in Georgia →

Other internal medicine doctors in Chatsworth

Clinicians with the same Medicare primary specialty in Chatsworth, GA — not a recommendation.

All internal medicine doctors in Chatsworth →

Clinician information

CredentialMD
Graduation year1982
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1013978162
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