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Obstetrics/Gynecology

Erin C. Dawson-Chalat, MD

Works at hospitals in Portland, ME · Maine

Summary

Dr. Erin C. Dawson-Chalat, MD is an OB-GYN at 71 US Route 1, Suite A, Scarborough, ME 04074. Phone: (207) 885-8400. Accepts Medicare assignment. In 2024, Erin C. Dawson-Chalat had 102 Original Medicare patients and 278 services. NPI 1447240791. 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: 71 US Route 1, Suite A, Scarborough, ME 04074 · Directions
  • Phone: (207) 885‑8400
  • Medicare: Accepts Medicare assignment
  • Hospital: MaineHealth Maine Medical Center
  • Group practice: Coastal Women's Healthcare
  • Medical school: University Of Vermont College Of Medicine · graduated 1988 (38 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Erin C. Dawson-Chalat, 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 Erin C. Dawson-Chalat accept Medicare assignment?
Yes. Medicare's clinician data says Erin C. Dawson-Chalat 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 Erin C. Dawson-Chalat see?
In 2024, CMS data shows 102 Original Medicare patients and 278 services for Erin C. Dawson-Chalat. This counts Original Medicare only and measures volume, not quality.
What is Erin C. Dawson-Chalat's NPI number?
1447240791. 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 Erin C. Dawson-Chalat, 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 patients102
Services billed to Medicare278
Different services or procedures33
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Screening 3d breast mammography (77063)57 services
  2. Screening mammography (77067)57 services
  3. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)35 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)30 services
  5. Assessment of emotional or behavioral problems (96127)13 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 cholesterol69%
  • High blood pressure47%
  • Arthritis45%
  • Anxiety25%
  • Depression17%
  • Diabetes13%

Hospitals where Erin C. Dawson-Chalat works

Medicare's Facility Affiliation Data lists Erin C. Dawson-Chalat 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 Erin C. Dawson-Chalat is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Erin C. Dawson-Chalat as a member of this group (CMS data updated October 2, 2026).

  • Coastal Women's Healthcare18 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Maine →

Other OB-GYNs in Scarborough

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

All OB-GYNs in Scarborough →

Other clinicians in Coastal Women's Healthcare

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

Clinician information

CredentialMD
Medical schoolUniversity Of Vermont College Of Medicine
Graduation year1988 (38 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447240791
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