DR. SIMON ANTHONY HUMPHRIES MD NPI 1023149440

NPI Information

  • NPI: 1023149440
  • Provider Name: DR. SIMON ANTHONY HUMPHRIES, MD
  • Classification: Internal Medicine - 207R00000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 811 ALTOS OAKS DR
    SUITE 2
    LOS ALTOS, CA
    ZIP 94024
  • Phone: (650) 917-6920

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NPI Details

DR. Simon Anthony Humphries, MD is an internal medicine in Los Altos, CA with 39 years of experience. The provider is 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. DR. Simon Anthony Humphries, MD NPI is 1023149440. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: MEDICAL COLLEGE OF WISCONSIN
Graduation Year:1987

The provider's business location address is:

811 ALTOS OAKS DR
SUITE 2
LOS ALTOS, CA
ZIP 94024-426
Phone: (650) 917-6920
Fax: (650) 917-6925

The NPI 1023149440 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.

  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Initial nursing facility visit per day, typically 45 minutes (HCPCS:99306)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Established patient office or other outpatient visit, 10-19 minutes (HCPCS:99212)
  • Destruction of precancer skin growth, 15 or more growths (HCPCS:17004)
  • Follow-up nursing facility visit per day, typically 25 minutes (HCPCS:99309)
  • Hospital discharge day management, more than 30 minutes (HCPCS:99239)
  • Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS:G0439)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage (HCPCS:90686)
  • Administration of influenza virus vaccine (HCPCS:G0008)
  • Nursing facility discharge day management, 30 minutes or less (HCPCS:99315)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Follow-up nursing facility visit per day, typically 15 minutes (HCPCS:99308)
  • Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (HCPCS:G0180)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)

The enumeration date for this NPI number is 3/8/2007 and was last updated on 7/30/2010.

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
1207R00000XInternal MedicineG067109CALIFORNIAYes

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
1F02188MEDICARE UPIN
200G671090MEDICARE ID-TYPE UNSPECIFIED

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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