Dr. Sei Hyun Ahn, MD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice locations
- 2
- Practice address
- 2601 Annand Dr, Wilmington, DE 19808-3719
- Practice phone
- Call (302) 633-9049
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sei H Ahn
Women's health practice · Wilmington, Delaware
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. Sei Hyun Ahn is an OB-GYN in Lewes, Delaware
Dr. Ahn practices at Sei H Ahn in Wilmington, Delaware.
Dr. Ahn's NPI, 1467444687, was assigned on August 16, 2005. Dr. Ahn graduated from Seoul National University College of Medicine in 1968. Dr. Ahn's Delaware license number on file is C1-0001503.
- NPI
- 1467444687NPI Registry (opens in a new tab)
- NPI enumeration date
- August 16, 2005
- NPI status
- Active
- Practice phone
- (302) 633-9049
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1968
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sei Hyun Ahn practices in Wilmington and Lewes
Dr. Ahn's primary practice is Sei H Ahn, at 2601 Annand Dr, Wilmington, DE 19808-3719. The practice phone is (302) 633-9049. The NPI Registry lists Dr. Ahn's practice address as 424 Savannah Rd, Lewes, DE 19958.
- Sei H AhnPrimary2601 Annand Dr, Wilmington, DE 19808-3719Phone(302) 633-9049
- NPI Registry address424 Savannah Rd, Lewes, DE 19958 · Sussex CountyPhone(302) 633-9049
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Sei Hyun Ahn is affiliated with 1 site of care and 1 medical group
Dr. Ahn's primary practice is Sei H Ahn in Wilmington, Delaware. Dmand AI also links Dr. Ahn to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Sei Hyun 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 |
|---|---|
| Sei H Ahn | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sei Hyun Ahn is one of 128 OB-GYNs in Delaware
Obstetrics and gynecology is Dr. Ahn's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Ahn is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Ahn has a license on file in Delaware.
Specialties and state licenses
- Obstetrics and gynecology, DelawarePrimary
OB-GYNs near Dr. Ahn
Counts of OB-GYNs 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. Sei Hyun Ahn graduated from Seoul National University College of Medicine
Dr. Ahn graduated from Seoul National University College of Medicine in 1968.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Sources for Dr. Sei Hyun 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Sei Hyun 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. Sei Hyun Ahn's NPI number?
Dr. Sei Hyun Ahn's NPI number is 1467444687. It was assigned on August 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Sei Hyun Ahn?
Dr. Sei Hyun Ahn is an OB-GYN in Lewes, Delaware. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Sei Hyun Ahn practice?
Dr. Ahn practices at 2601 Annand Dr, Wilmington, DE 19808-3719. Dr. Ahn also practices at 424 Savannah Rd, Lewes, DE 19958. Dr. Ahn's primary practice is Sei H Ahn in Wilmington, Delaware. Dmand AI also links Dr. Ahn to 1 medical group.
What is Dr. Sei Hyun Ahn's office phone number?
The practice phone on file for Dr. Ahn is (302) 633-9049.
What is Dr. Sei Hyun Ahn's medical license number?
Dr. Ahn's Delaware license number on file is C1-0001503.
Is Dr. Sei Hyun Ahn board certified?
Yes. Dr. Ahn is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Sei Hyun Ahn go to medical school?
Dr. Ahn graduated from Seoul National University College of Medicine in 1968.
How long has Dr. Sei Hyun Ahn been practicing?
Dr. Ahn graduated from medical school in 1968, 58 years ago.
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