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Obstetrics/Gynecology

Carlos I. Alarcon, MD

Works at hospitals in Marietta, GA · Georgia

Summary

Dr. Carlos I. Alarcon, MD is an OB-GYN at 5041 Dallas Hwy, Suite 115, Powder Springs, GA 30127. Phone: (770) 422-8505. Accepts Medicare assignment. In 2024, Carlos I. Alarcon had 48 Original Medicare patients and 114 services. NPI 1568481539. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 5041 Dallas Hwy, Suite 115, Powder Springs, GA 30127 · Directions (1 more location)
  • Phone: (770) 422‑8505
  • Medicare: Accepts Medicare assignment
  • Hospital: Wellstar Kennestone Regional Medical Center
  • Group practice: Marietta Ob Gyn Affiliates, P.A.
  • Medical school: Emory University School Of Medicine · graduated 2006 (20 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Carlos I. Alarcon, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Carlos I. Alarcon accept Medicare assignment?
Yes. Medicare's clinician data says Carlos I. Alarcon accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Carlos I. Alarcon see?
In 2024, CMS data shows 48 Original Medicare patients and 114 services for Carlos I. Alarcon. This counts Original Medicare only and measures volume, not quality.
What is Carlos I. Alarcon's NPI number?
1568481539. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Carlos I. Alarcon, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients48
Services billed to Medicare114
Different services or procedures18
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)33 services
  2. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)17 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure52%
  • Arthritis40%
  • Anxiety31%

Hospitals where Carlos I. Alarcon works

Medicare's Facility Affiliation Data lists Carlos I. Alarcon at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Carlos I. Alarcon is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carlos I. Alarcon as a member of this group (CMS data updated October 2, 2026).

  • Marietta Ob Gyn Affiliates, P.A.5 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Georgia →

Other OB-GYNs in Georgia

Clinicians with the same Medicare primary specialty in Georgia — not a recommendation.

All OB-GYNs in Georgia →

Other clinicians in Marietta Ob Gyn Affiliates, P.A.

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolEmory University School Of Medicine
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568481539
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians