Seo Han, M.D.
NPI 1639118961 · Internal Medicine Physician · Sleepy Hollow, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seo Han, M.D. is a Internal Medicine Physician provider in Sleepy Hollow, NY (NPI 1639118961).
Provider details
- NPI number
- 1639118961
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 200098 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2010-01-13
Frequently asked questions
- What is Seo Han's NPI number?
- Seo Han's National Provider Identifier (NPI) is 1639118961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seo Han's specialty?
- Seo Han is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Seo Han located?
- Seo Han's practice location on file with NPPES is 245 N. Broadway, Sleepy Hollow, NY 10591.
- What is Seo Han's phone number?
- The practice phone number listed in the NPPES registry for Seo Han is (914) 332-7170.
- Does Seo Han accept Medicare?
- Seo Han is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seo Han's NPI active?
- Yes — Seo Han's NPI (1639118961) is active in the NPPES registry as of the last update on 2010-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.