Kai-Yin Hsu
NPI 1962632208 · Gerontology Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kai-Yin Hsu is a Gerontology Nurse Practitioner provider in Boston, MA (NPI 1962632208).
Provider details
- NPI number
- 1962632208
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN2277656 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Acupuncturist171100000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
201 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 86 | $15 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 83 | $128 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $85 |
Typical Medicare-allowed amounts for these services range $15–$128 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 47 | 23 |
| Diclofenac Sodium | 44 | 23 |
| Atorvastatin Calcium | 38 | 19 |
| Fluticasone Propionate | 25 | 16 |
| Gabapentin | 23 | — |
| Famotidine | 20 | — |
| Omeprazole | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-21
- Last updated
- 2025-11-07
- Certified
- 2025-11-07
Frequently asked questions
- What is Kai-Yin Hsu's NPI number?
- Kai-Yin Hsu's National Provider Identifier (NPI) is 1962632208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kai-Yin Hsu's specialty?
- Kai-Yin Hsu is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kai-Yin Hsu located?
- Kai-Yin Hsu's practice location on file with NPPES is 800 Washington St, Boston, MA 02111-1552.
- What is Kai-Yin Hsu's phone number?
- The practice phone number listed in the NPPES registry for Kai-Yin Hsu is (617) 636-5400.
- Does Kai-Yin Hsu accept Medicare?
- Kai-Yin Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kai-Yin Hsu's NPI active?
- Yes — Kai-Yin Hsu's NPI (1962632208) is active in the NPPES registry as of the last update on 2025-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.