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Emergency Medicine

Carolyn K. Lex, MD

Works at hospitals in Bangor, ME · Maine

Summary

Dr. Carolyn K. Lex, MD is an emergency medicine doctor at 360 Broadway, L, Bangor, ME 04401. Phone: (207) 907-1000. Accepts Medicare assignment. In 2024, Carolyn K. Lex had 212 Original Medicare patients and 228 services. NPI 1861605131. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 360 Broadway, L, Bangor, ME 04401 · Directions
  • Phone: (207) 907‑1000
  • Medicare: Accepts Medicare assignment
  • Hospital: St Joseph Hospital
  • Group practice: St Joseph Hospital
  • Medical school: Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University · graduated 2004 (22 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Carolyn K. Lex, 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 Carolyn K. Lex accept Medicare assignment?
Yes. Medicare's clinician data says Carolyn K. Lex 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 Carolyn K. Lex see?
In 2024, CMS data shows 212 Original Medicare patients and 228 services for Carolyn K. Lex. This counts Original Medicare only and measures volume, not quality.
What is Carolyn K. Lex's NPI number?
1861605131. 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 Carolyn K. Lex, 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 patients212
Services billed to Medicare228
Different services or procedures12
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Emergency department visit with moderate level of medical decision making (99284)123 services
  2. Emergency department visit with high level of medical decision making (99285)58 services
  3. Emergency department visit with low level of medical decision making (99283)24 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 pressure74%
  • High cholesterol67%
  • Arthritis47%
  • Depression42%
  • Anxiety41%
  • Diabetes34%

Hospitals where Carolyn K. Lex works

Medicare's Facility Affiliation Data lists Carolyn K. Lex 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.

  • St Joseph HospitalBangor, ME · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 200001

Practice locations

Addresses where Carolyn K. Lex is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carolyn K. Lex as a member of this group (CMS data updated October 2, 2026).

  • St Joseph Hospital199 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Maine →

Other emergency medicine doctors in Bangor

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

All emergency medicine doctors in Bangor →

Other clinicians in St Joseph Hospital

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

Clinician information

CredentialMD
Medical schoolClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
Graduation year2004 (22 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861605131
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