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Obstetrics/Gynecology

Arthur B. Landry Iii, MD

Works at hospitals in Waterbury, CT · Connecticut

Summary

Dr. Arthur B. Landry Iii, MD is an OB-GYN at 10 Main St S, Specialists in Womens Healthcare, Southbury, CT 06488. Phone: (203) 754-2535. Accepts Medicare assignment. In 2024, Arthur B. Landry Iii had 142 Original Medicare patients and 489 services. NPI 1891735874. 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: 10 Main St S, Specialists in Womens Healthcare, Southbury, CT 06488 · Directions (2 more locations)
  • Phone: (203) 754‑2535
  • Medicare: Accepts Medicare assignment
  • Hospital: Saint Mary's Hospital
  • Group practice: Physicians for Women's Health, LLC
  • Medical school: University Of Connecticut School Of Medicine · graduated 1992 (34 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Arthur B. Landry Iii, 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 Arthur B. Landry Iii accept Medicare assignment?
Yes. Medicare's clinician data says Arthur B. Landry Iii 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 Arthur B. Landry Iii see?
In 2024, CMS data shows 142 Original Medicare patients and 489 services for Arthur B. Landry Iii. This counts Original Medicare only and measures volume, not quality.
What is Arthur B. Landry Iii's NPI number?
1891735874. 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 Arthur B. Landry Iii, 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 patients142
Services billed to Medicare489
Different services or procedures29
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)137 services
  2. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)86 services
  3. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)85 services
  4. Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)69 services
  5. Urinalysis, manual test (81002)36 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%
  • High blood pressure65%
  • Arthritis53%
  • Anxiety28%
  • Osteoporosis27%
  • Diabetes18%

Hospitals where Arthur B. Landry Iii works

Medicare's Facility Affiliation Data lists Arthur B. Landry Iii 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 Arthur B. Landry Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Arthur B. Landry Iii as a member of this group (CMS data updated October 2, 2026).

  • Physicians for Women's Health, LLC318 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Connecticut →

Other OB-GYNs in Southbury

Clinicians with the same Medicare primary specialty in Southbury, CT — not a recommendation.

All OB-GYNs in Southbury →

Other clinicians in Physicians for Women's Health, LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Connecticut School Of Medicine
Graduation year1992 (34 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891735874
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