OrganizationActive
Yon Sung
NPI 1972777084 · Internal Medicine Physician · New York, NY
Provider details
- NPI number
- 1972777084
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Parent organization
- Ny Society for the Relief of the Ruptured and Crippled Maintaining the
- Organization subpart
- Yes
- Authorized official
- Yon Sung, Medical Doctor(212) 606-1620
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
535 E 70th St
New York, NY 10021-4872
Phone: (212) 606-1620
Street-level locationGet directions
Mailing address
535 E 70th St
New York, NY 10021-4872
Registry dates
- Enumerated
- 2008-04-18
- Last updated
- 2008-05-12
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.