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NPISignal

Individual Healthcare Provider

Rosalyn Baker, M.D., M.H.S.

NPI Record: ActiveAllergy & Immunology — Allergy
NPI1063573186
Temple Hills, Maryland

Provider's NPPES record last updated: May 11, 2016

Overview

Entity Type
Individual Healthcare Provider
NPI
1063573186
Primary Specialty
Allergy & Immunology — Allergy
Practice Location
Temple Hills, Maryland
Sole Proprietor
Yes

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 18, 2026, 8:17 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

  • Allergy & Immunology

    Allergy

    Allopathic & Osteopathic Physicians

    Primary

    A physician who specializes in the diagnosis, treatment, and management of allergies.

    Taxonomy code 207KA0200X
  • Allergy & Immunology

    Allopathic & Osteopathic Physicians

    An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

    Taxonomy code 207K00000X
  • Allergy & Immunology

    Clinical & Laboratory Immunology

    Allopathic & Osteopathic Physicians

    An allergy and immunology physician who specializes in clinical and laboratory immunology disease management..

    Taxonomy code 207KI0005X
  • Internal Medicine

    Allopathic & Osteopathic Physicians

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Taxonomy code 207R00000X
  • Internal Medicine

    Allergy & Immunology

    Allopathic & Osteopathic Physicians

    An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

    Taxonomy code 207RA0201X
  • Pediatrics

    Pediatric Allergy/Immunology

    Allopathic & Osteopathic Physicians

    A pediatrician who specializes in the diagnosis and treatment of allergies, allergic reactions, and immunologic diseases in children.

    Taxonomy code 2080P0201X

Provider-Reported License Information

Allergy & Immunology (Maryland)
D58774
Allergy & Immunology (Maryland)
D58774
Allergy & Immunology (Maryland)
D58774
Internal Medicine (Maryland)
D58774
Internal Medicine (Maryland)
D58774
Pediatrics (Maryland)
D58774
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

4467 Old Branch Ave

Suite 203

Temple Hills, Maryland 20748-1854

Phone: (301) 526-2855

Record Information

Enumeration Date
December 13, 2006
Provider's NPPES Record Last Updated
May 11, 2016
NPISignal NPPES Dataset
August 2026

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