WILLIAM A OLLAR DO NPI 1255318291

NPI Information

  • NPI: 1255318291
  • Provider Name: WILLIAM A OLLAR, DO
  • Classification: Anesthesiology - 207L00000X
  • Entity Type: Individual
  • Address: 7 MARSH BROOK DR
    SUITE 10
    SOMERSWORTH, NH
    ZIP 03878
  • Phone: (603) 749-7246

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NPI Details

William A Ollar, DO is an anesthesiology in Somersworth, NH. The provider is an anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery. William A Ollar, DO NPI is 1255318291. 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:

7 MARSH BROOK DR
SUITE 10
SOMERSWORTH, NH
ZIP 03878-523
Phone: (603) 749-7246
Fax: (603) 749-2453

The enumeration date for this NPI number is 12/30/2005 and was last updated on 3/12/2015.

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
1208VP0014XPain MedicineInterventional Pain Medicine8468NEW HAMPSHIRENo
2207L00000XAnesthesiology8468NEW HAMPSHIREYes

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
1E55046MEDICARE UPIN
240003915MEDICAIDNEW HAMPSHIRE
3RE1475MEDICARE PINNEW HAMPSHIRE

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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