Sung a Yoon
NPI 1801279955 · Adult Health Nurse Practitioner · New York, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sung a Yoon is a Adult Health Nurse Practitioner provider in New York, NY (NPI 1801279955).
Provider details
- NPI number
- 1801279955
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 668619 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Valacyclovir Hclbrand: Valacyclovir | 82 | 18 |
| Ruxolitinib Phosphatebrand: Jakafi | 39 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 33 | — |
| Posaconazole | 23 | — |
| Fluconazole | 14 | — |
| Pantoprazole Sodium | 14 | — |
| Belumosudil Mesylatebrand: Rezurock | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$697 across 17 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-07-08
- Last updated
- 2020-02-07
- Certified
- 2020-02-07
Frequently asked questions
- What is Sung a Yoon's NPI number?
- Sung a Yoon's National Provider Identifier (NPI) is 1801279955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sung a Yoon's specialty?
- Sung a Yoon is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sung a Yoon located?
- Sung a Yoon's practice location on file with NPPES is 520 E 70th St, New York, NY 10021.
- What is Sung a Yoon's phone number?
- The practice phone number listed in the NPPES registry for Sung a Yoon is (646) 962-7950.
- Does Sung a Yoon accept Medicare?
- Sung a Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sung a Yoon's NPI active?
- Yes — Sung a Yoon's NPI (1801279955) is active in the NPPES registry as of the last update on 2020-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.