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NPISignal

Individual Healthcare Provider

Isaac B Annan, MD

NPI Record: ActivePsychiatry & Neurology — Neurology
NPI1336112234
Macon, Georgia

Provider's NPPES record last updated: December 1, 2023

Overview

Entity Type
Individual Healthcare Provider
NPI
1336112234
Primary Specialty
Psychiatry & Neurology — Neurology
Practice Location
Macon, Georgia
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 21, 2026, 12:03 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

    Neurology

    Allopathic & Osteopathic Physicians

    Primary

    A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

    Taxonomy code 2084N0400X
  • Specialist

    Other Service Providers

    An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

    Taxonomy code 174400000X
  • Psychiatry & Neurology

    Neuromuscular Medicine

    Allopathic & Osteopathic Physicians

    A neurologist or child neurologist who specializes in the diagnosis and management of disorders of nerve, muscle or neuromuscular junction, including amyotrophic lateral sclerosis, peripheral neuropathies (e.g., diabetic and immune mediated neuropathies), various muscular dystrophies, congenital and acquired myopathies, inflammatory myopathies (e.g., polymyositis, inclusion body myositis) and neuromuscular transmission disorders (e.g., myasthenia gravis, Lambert-Eaton myasthenic syndrome).

    Taxonomy code 2084N0008X

Provider-Reported License Information

Psychiatry & Neurology (Georgia)
71744
Specialist (Illinois)
036111711
Psychiatry & Neurology (Georgia)
71744
Psychiatry & Neurology (Wisconsin)
66643
Psychiatry & Neurology (Minnesota)
68470
Psychiatry & Neurology (Pennsylvania)
MD439984
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

350 Hospital Dr

Macon, Georgia 31217-3838

Phone: (470) 788-1010

Additional Practice Location

640 E Oregon Rd

Lititz, Pennsylvania 17543-9202

Phone: (717) 569-8773

Fax: (717) 735-7992

Additional Practice Location

1836 South Ave

La Crosse, Wisconsin 54601-5429

Phone: (608) 782-7300

Additional Practice Location

3200 E Racine St

Janesville, Wisconsin 53546-2343

Phone: (608) 371-8000

Fax: (608) 371-8943

Record Information

Enumeration Date
February 10, 2006
Provider's NPPES Record Last Updated
December 1, 2023
Certification Date
December 1, 2023
NPISignal NPPES Dataset
August 2026

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