DR. LARRY STEVEN POSNER MD NPI 1548271216

NPI Information

  • NPI: 1548271216
  • Provider Name: DR. LARRY STEVEN POSNER, MD
  • Classification: Allergy & Immunology - 207K00000X
  • Entity Type: Individual
  • Address: 1100 PEAR TREE LANE
    NAPA, CA
    ZIP 94558
  • Phone: (707) 258-8100

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NPI Details

DR. Larry Steven Posner, MD is an allergy immunology in Napa, CA. The provider is 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. DR. Larry Steven Posner, MD NPI is 1548271216. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

1100 PEAR TREE LANE
NAPA, CA
ZIP 94558-446
Phone: (707) 258-8100
Fax: (707) 258-0734

The enumeration date for this NPI number is 8/10/2006 and was last updated on 2/27/2020.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1174400000XSpecialistG52218CALIFORNIANo
2207K00000XAllergy & ImmunologyG52218CALIFORNIAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
100G522180MEDICAIDCALIFORNIA
200G522183OTHERCALIFORNIAMEDICARE (PTAN)

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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