Registry data as of Aug 27, 2026

Marshall Chamberlin, MD

Emergency Medicine Physician · Sanford, ME

Marshall Chamberlin, MD is an emergency medicine physician with a practice address in Sanford, Maine, and NPI 1235167404, issued on Jun 28, 2006. Check the license (Maine 008682, as entered in NPPES) on the Maine Board of Licensure in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1235167404
Name
Marshall Chamberlin
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
008682 ME
Self-reported in NPPES; status is on the state search
Practice location
25 June St, Sanford, ME 04073
Phone
(207) 324-4310
Enumerated
Jun 28, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 25 June St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bobak Ahouraie, PAPhysician Assistant1245000819
  2. Nancy Batchelor, CRNACertified Registered Nurse Anesthetist1104859735
  3. Inna Bertuch, DOAnesthesiology Physician1649203274
  4. Mandy Bracy, PMHNPPsychiatric/Mental Health Nurse Practitioner1730024779
  5. Nicole Brzezinski, PA-CMedical Physician Assistant1144475781
  6. Donna Cady, RNRegistered Nurse1770757312

Verify Marshall Chamberlin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license 008682
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

6 emergency medicine physician records list a practice address in Sanford

They are 6 of the 311 NPPES records with a practice address in Sanford, and 466 emergency medicine physician records in Maine. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other emergency medicine physician records in Maine

  1. Deep Acharya, M.D.Waterville, ME1427242940
  2. Ranjiv Advani, MDFarmington, ME1396716742
  3. Tari Advani, MDNorway, ME1669443081
  4. Isha AgarwalPortland, ME1184117491
  5. Jason Aines, MDBiddeford, ME1780824300
  6. Taibah Alabdrabalnabi, M.DBangor, ME1265780316
  7. John Alexander, M.D.York, ME1871540500
  8. Christian Andersen, MDBangor, ME1124185103
  9. Robert Anderson, MDPortland, ME1821124025
  10. Michael Antoniello, M.D.Waterville, ME1568470953

Common questions

What is Marshall Chamberlin, MD's NPI number?

Marshall Chamberlin, MD's National Provider Identifier (NPI) is 1235167404, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marshall Chamberlin, MD located?

The NPPES record lists a practice address at 25 June St, Sanford, ME, 04073. Phone: (207) 324-4310. Providers update this record themselves, so call before visiting.

How can I verify Marshall Chamberlin, MD's license?

NPPES lists Maine license number 008682, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments, the HHS-OIG exclusion list) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.