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Obstetrics/Gynecology

Meghan M. Flannery, MD

Works at hospitals in Downers Grove, IL · Aurora, IL · Naperville, IL … · Illinois

Summary

Dr. Meghan M. Flannery, MD is an OB-GYN at 720 Brom Ct, Suite 104, Naperville, IL 60540. Phone: (630) 717-9977. Accepts Medicare assignment. In 2024, Meghan M. Flannery had 143 Original Medicare patients and 477 services. NPI 1134248131. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Meghan M. Flannery, 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 Meghan M. Flannery accept Medicare assignment?
Yes. Medicare's clinician data says Meghan M. Flannery 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 Meghan M. Flannery see?
In 2024, CMS data shows 143 Original Medicare patients and 477 services for Meghan M. Flannery. This counts Original Medicare only and measures volume, not quality.
What is Meghan M. Flannery's NPI number?
1134248131. 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 Meghan M. Flannery, 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 patients143
Services billed to Medicare477
Different services or procedures33
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)88 services
  2. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)57 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)50 services
  4. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)50 services
  5. Pelvic exam (99459)47 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 cholesterol74%
  • Arthritis52%
  • High blood pressure51%
  • Anxiety22%
  • Osteoporosis21%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)21%

Hospitals where Meghan M. Flannery works

Medicare's Facility Affiliation Data lists Meghan M. Flannery 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 Meghan M. Flannery is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Meghan M. Flannery as a member of this group (CMS data updated October 2, 2026).

  • Naperville Womens Health Care, PC4 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Illinois →

Other OB-GYNs in Naperville

Clinicians with the same Medicare primary specialty in Naperville, IL — not a recommendation.

All OB-GYNs in Naperville →

Other clinicians in Naperville Womens Health Care, PC

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

Clinician information

CredentialMD
Graduation year1986 (40 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1134248131
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