Ya-Hsiu Yen, M.D.
NPI 1548424187 · Geriatric Medicine (Internal Medicine) Physician · Ridgewood, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ya-Hsiu Yen, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Ridgewood, NY (NPI 1548424187).
Provider details
- NPI number
- 1548424187
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 271622 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
188 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 58 | $86 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 53 | $129 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 24 | $54 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 20 | $89 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 19 | $143 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-14
- Last updated
- 2017-08-30
Frequently asked questions
- What is Ya-Hsiu Yen's NPI number?
- Ya-Hsiu Yen's National Provider Identifier (NPI) is 1548424187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ya-Hsiu Yen's specialty?
- Ya-Hsiu Yen is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ya-Hsiu Yen located?
- Ya-Hsiu Yen's practice location on file with NPPES is 1706 Willoughby Ave, Ridgewood, NY 11385-1148.
- What is Ya-Hsiu Yen's phone number?
- The practice phone number listed in the NPPES registry for Ya-Hsiu Yen is (347) 967-6621.
- Does Ya-Hsiu Yen accept Medicare?
- Ya-Hsiu Yen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ya-Hsiu Yen's NPI active?
- Yes — Ya-Hsiu Yen's NPI (1548424187) is active in the NPPES registry as of the last update on 2017-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.