DR. LOUISE ARONSON M.D. NPI 1780786772

NPI Information

  • NPI: 1780786772
  • Provider Name: DR. LOUISE ARONSON, M.D.
  • Classification: Internal Medicine - 207RG0300X
  • Specialization: Geriatric Medicine
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 3333 CALIFORNIA ST STE 380 BOX 1265
    SAN FRANCISCO, CA
    ZIP 94143
  • Phone: (415) 514-3577

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NPI Details

DR. Louise Aronson, M.D. is a geriatric medicine internal medicine in San Francisco, CA. The provider is an internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital. DR. Louise Aronson, M.D. NPI is 1780786772. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a female.

The provider's business location address is:

3333 CALIFORNIA ST STE 380 BOX 1265
SAN FRANCISCO, CA
ZIP 94143-001
Phone: (415) 514-3577
Fax: (415) 514-0702

The NPI 1780786772 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, 40-54 minutes (HCPCS:99215)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS:G2212)

The enumeration date for this NPI number is 9/1/2006 and was last updated on 9/11/2025.

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 MedicineG78498CALIFORNIANo
2207RG0300XInternal MedicineGeriatric MedicineG78498CALIFORNIAYes

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
100G784980MEDICAIDCALIFORNIA

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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