JI WON AHN MD NPI 1023460243

NPI Information

  • NPI: 1023460243
  • Provider Name: JI WON AHN, MD
  • Classification: Dermatology - 207ND0101X
  • Specialization: MOHS-Micrographic Surgery
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 320 LENNON LN DEPT OF
    WALNUT CREEK, CA
    ZIP 94598
  • Phone: (925) 817-5678

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NPI Details

Ji Won Ahn, MD is a mohs-micrographic surgery dermatology in Walnut Creek, CA with 9 years of experience. The provider is the highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S. Ji Won Ahn, MD NPI is 1023460243. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a female.

Education
Medical School: WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduation Year:2016

The provider's business location address is:

320 LENNON LN DEPT OF
WALNUT CREEK, CA
ZIP 94598-419
Phone: (925) 817-5678

The NPI 1023460243 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.

  • Destruction of precancer skin growth, 2-14 growths (HCPCS:17003)
  • Biopsy of related skin growth, each additional growth (HCPCS:11103)
  • Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (HCPCS:17311)
  • Biopsy of related skin growth, first growth (HCPCS:11102)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Destruction of precancer skin growth, 1 growth (HCPCS:17000)
  • Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks (HCPCS:17312)
  • Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm (HCPCS:12032)
  • Melanoma (skin cancer) excision (HCPCS:NAN03)

The enumeration date for this NPI number is 7/12/2016 and was last updated on 10/30/2024.

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
1207ND0101XDermatologyMOHS-Micrographic Surgery66941MINNESOTAYes

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: 3/30/2025

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