Dr. Geung Hwan Ahn, MD
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 4150 Clement Street, San Francisco, CA 94121
- Practice phone
- Call (415) 221-4810
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ahn's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Geung Hwan Ahn is a pathologist in San Francisco, California
Dr. Ahn practices at San Francisco VA Medical Center in San Francisco, California, part of Veterans Health Administration.
Dr. Ahn's NPI, 1265670897, was assigned on February 4, 2009. Dr. Ahn holds Massachusetts license 46327.
- NPI
- 1265670897NPI Registry (opens in a new tab)
- NPI enumeration date
- February 4, 2009
- NPI status
- Active
- Practice phone
- (415) 221-4810
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Geung Hwan Ahn practices at San Francisco VA Medical Center in San Francisco, California
Dr. Ahn's primary practice is San Francisco VA Medical Center, at 4150 Clement Street, San Francisco, CA 94121 in San Francisco County. The practice phone is (415) 221-4810.
- San Francisco VA Medical Center4150 Clement Street, San Francisco, CA 94121 · San Francisco CountyPhone(415) 221-4810
Source: Dmand AI Affiliation Data
Dr. Geung Hwan Ahn is affiliated with 1 site of care
Dr. Ahn's primary practice is San Francisco VA Medical Center in San Francisco, California, part of Veterans Health Administration. Dr. Ahn's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Geung Hwan Ahn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ahn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Francisco VA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Veterans Health Administration and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Geung Hwan Ahn is one of 297 pathologists in California
Anatomic pathology is Dr. Ahn's primary specialty in the NPI Registry, under taxonomy code 207ZP0101X. Dr. Ahn is licensed in Massachusetts.
Specialties and state licenses
- Anatomic pathology, MassachusettsPrimary
Pathologists near Dr. Ahn
Counts of pathologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Geung Hwan Ahn's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Ahn's median patient age at 62, with 100% women.
Dr. Ahn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Sources for Dr. Geung Hwan Ahn's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Geung Hwan Ahn
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Geung Hwan Ahn's NPI number?
Dr. Geung Hwan Ahn's NPI number is 1265670897. It was assigned on February 4, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Geung Hwan Ahn?
Dr. Geung Hwan Ahn is a pathologist in San Francisco, California. The primary specialty in the NPI Registry is Anatomic Pathology Physician (taxonomy code 207ZP0101X).
Where does Dr. Geung Hwan Ahn practice?
Dr. Ahn practices at 4150 Clement Street, San Francisco, CA 94121. Dr. Ahn's primary practice is San Francisco VA Medical Center in San Francisco, California, part of Veterans Health Administration.
What is Dr. Geung Hwan Ahn's office phone number?
The practice phone on file for Dr. Ahn is (415) 221-4810.
What is Dr. Geung Hwan Ahn's medical license number?
Dr. Ahn holds Massachusetts license 46327.
Which hospitals is Dr. Geung Hwan Ahn affiliated with?
Dr. Ahn practices at San Francisco VA Medical Center in San Francisco, California.
How long has Dr. Geung Hwan Ahn been practicing?
Dr. Ahn's NPI was assigned in 2009.
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