DR. GEOFFREY WILLIAM HORN DO NPI 1013117977

NPI Information

  • NPI: 1013117977
  • Provider Name: DR. GEOFFREY WILLIAM HORN, DO
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 10 WOODLAND RD
    SAINT HELENA, CA
    ZIP 94574
  • Phone: (707) 963-6430

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NPI Details

DR. Geoffrey William Horn, DO is a diagnostic radiology radiology in Saint Helena, CA with 22 years of experience. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. DR. Geoffrey William Horn, DO NPI is 1013117977. 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:

10 WOODLAND RD
SAINT HELENA, CA
ZIP 94574-554
Phone: (707) 963-6430
Fax: (707) 256-3508

The NPI 1013117977 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • X-ray of chest, 1 view (HCPCS:71045)
  • Screening mammography (HCPCS:77067)
  • Screening 3d breast mammography (HCPCS:77063)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Dxa bone density measurement of hip, pelvis, spine (HCPCS:77080)
  • Dxa bone density measurement of hip, pelvis, spine (HCPCS:77080)
  • Ct scan head or brain without contrast (HCPCS:70450)
  • Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (HCPCS:G0279)
  • X-ray of shoulder, minimum of 2 views (HCPCS:73030)
  • X-ray of spine, 1 view (HCPCS:72020)
  • Complete ultrasound scan behind abdominal cavity (HCPCS:76770)
  • Ct scan of chest with contrast (HCPCS:71260)
  • X-ray of hip, 2-3 views (HCPCS:73502)
  • X-ray of pelvis, 1-2 views (HCPCS:72170)
  • Diagnostic mammography of 1 breast (HCPCS:77065)
  • Imaging guidance for procedure, 60 minutes or less (HCPCS:76000)
  • Limited ultrasound scan of 1 breast (HCPCS:76642)
  • X-ray of abdomen, 1 view (HCPCS:74018)
  • Ct scan of chest without contrast (HCPCS:71250)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
  • X-ray of knee, 3 views (HCPCS:73562)
  • Mri scan of lower spinal canal without contrast (HCPCS:72148)
  • Complete ultrasound scan of abdomen (HCPCS:76700)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Mri scan of brain without contrast (HCPCS:70551)
  • Ct scan of abdomen and pelvis without contrast (HCPCS:74176)
  • Diagnostic mammography of both breasts (HCPCS:77066)
  • X-ray of ankle, minimum of 3 views (HCPCS:73610)
  • Limited ultrasound scan of abdomen (HCPCS:76705)
  • Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)
  • X-ray of knee, 4 or more views (HCPCS:73564)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • X-ray of hand, minimum of 3 views (HCPCS:73130)
  • Mri scan of brain before and after contrast (HCPCS:70553)
  • Ct scan of blood vessels of chest with contrast (HCPCS:71275)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS:93970)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • Limited ultrasound scan of abdomen (HCPCS:76705)
  • X-ray of thigh bone, minimum 2 views (HCPCS:73552)
  • X-ray of abdomen, 2 views (HCPCS:74019)
  • X-ray of lower and sacral spine, minimum of 4 views (HCPCS:72110)
  • Ct scan of upper spine without contrast (HCPCS:72125)
  • X-ray of foot, minimum of 3 views (HCPCS:73630)
  • Mri scan of arm joint without contrast (HCPCS:73221)
  • X-ray of wrist, minimum of 3 views (HCPCS:73110)
  • Ultrasound scan of head and neck soft tissue (HCPCS:76536)
  • Ct scan of leg without contrast (HCPCS:73700)
  • Ct scan of lower spine without contrast (HCPCS:72131)
  • Ct scan of blood vessels of neck with contrast (HCPCS:70498)
  • Mri scan of upper spinal canal without contrast (HCPCS:72141)

The enumeration date for this NPI number is 7/19/2007 and was last updated on 4/25/2012.

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
12085R0202XRadiologyDiagnostic Radiology4369OKLAHOMANo
22085R0202XRadiologyDiagnostic Radiology2063TENNESSEENo
32085R0202XRadiologyDiagnostic Radiology20A11701CALIFORNIAYes

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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