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

Español Near me My list Help
US Patient GuideUSA
Surprise me
Optometry

Althea R. Spencer, OD

Sees patients in South Portland, ME · Portland, ME · Maine

Summary

Dr. Althea R. Spencer, OD is an optometrist at 144 Thadeus St, South Portland, ME 04106. May accept Medicare assignment. NPI 1679492292. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 144 Thadeus St, South Portland, ME 04106 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Optometry school: Southern College Of Optometry · graduated 2026
  • Gender (as listed): Female
NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Althea R. Spencer, 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 Althea R. Spencer accept Medicare assignment?
Medicare's clinician data says Althea R. Spencer may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Althea R. Spencer's NPI number?
1679492292. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Althea R. Spencer is enrolled with Medicare (CMS data updated October 2, 2026).

  • 144 Thadeus StSouth Portland, ME 04106
  • PO Box, Suite 7487Portland, ME 04112

Specialties

Find other clinicians: Optometry, Maine →

Other optometrists in South Portland

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

All optometrists in South Portland →

Clinician information

CredentialOD
Optometry schoolSouthern College Of Optometry
Graduation year2026
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1679492292
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians