Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Infectious Disease

Sophie L. Woolston, MD

Works at hospitals in Farmington, ME · Portland, ME · Rockport, ME … · Maine

Summary

Dr. Sophie L. Woolston, MD is an infectious disease doctor at 155 Rover River Pkwy, Portland, ME 04102. Phone: (207) 879-3000. Accepts Medicare assignment. In 2024, Sophie L. Woolston had 170 Original Medicare patients and 512 services. NPI 1659699742. 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 Sophie L. Woolston, 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 Sophie L. Woolston accept Medicare assignment?
Yes. Medicare's clinician data says Sophie L. Woolston 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 Sophie L. Woolston see?
In 2024, CMS data shows 170 Original Medicare patients and 512 services for Sophie L. Woolston. This counts Original Medicare only and measures volume, not quality.
What is Sophie L. Woolston's NPI number?
1659699742. 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 Sophie L. Woolston, 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 patients170
Services billed to Medicare512
Different services or procedures14
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)198 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)159 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)71 services
  4. Critical care, first 30-74 minutes (99291)43 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 blood pressure75%
  • High cholesterol75%
  • Arthritis54%
  • Heart failure51%
  • Anxiety49%
  • Chronic kidney disease49%

Hospitals where Sophie L. Woolston works

Medicare's Facility Affiliation Data lists Sophie L. Woolston 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 Sophie L. Woolston is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sophie L. Woolston as a member of these groups (CMS data updated October 2, 2026).

  • MaineHealth2,633 clinicians in the group
  • Mercy Hospital301 clinicians in the group

Specialties

Find other Infectious Disease doctors in Maine →

Other infectious disease doctors in Portland

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

All infectious disease doctors in Portland →

Other clinicians in MaineHealth

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

Clinician information

CredentialMD
Medical schoolPerelman School Of Med At The University Of Pennsylvania
Graduation year2010 (16 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1659699742
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