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NPISignal

Individual Healthcare Provider

Jonathan Carl Fellers, MD

NPI Record: ActivePsychiatry & Neurology — Addiction Psychiatry
NPI1508091281
Portland, Maine

Provider's NPPES record last updated: August 22, 2025

Overview

Entity Type
Individual Healthcare Provider
NPI
1508091281
Primary Specialty
Psychiatry & Neurology — Addiction Psychiatry
Practice Location
Portland, Maine
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 20, 2026, 6:02 AM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Psychiatry & Neurology

    Addiction Psychiatry

    Allopathic & Osteopathic Physicians

    Primary

    Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.

    Taxonomy code 2084P0802X
  • Independent Medical Examiner

    Allopathic & Osteopathic Physicians

    A special evaluator not involved with the medical care of the individual examinee that impartially evaluates the care being provided by other practitioners to clarify clinical, disability, liability or other case issues.

    Taxonomy code 202C00000X
  • Preventive Medicine

    Addiction Medicine

    Allopathic & Osteopathic Physicians

    A physician engaged in the subspecialty practice of Addiction Medicine who specializes in the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction.

    Taxonomy code 2083A0300X
  • Psychiatry & Neurology

    Psychiatry

    Allopathic & Osteopathic Physicians

    A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

    Taxonomy code 2084P0800X

Provider-Reported License Information

Psychiatry & Neurology (Maine)
MD20613
Independent Medical Examiner (Maine)
MD20613
Preventive Medicine (Maine)
MD20613
Psychiatry & Neurology (Maine)
MD20613
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

1 City Ctr Ste 8130

Portland, Maine 04101-6420

Phone: (207) 221-0635

Record Information

Enumeration Date
May 25, 2009
Provider's NPPES Record Last Updated
August 22, 2025
Certification Date
August 22, 2025
NPISignal NPPES Dataset
August 2026

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