Nan-Hsien Kuo, MD
NPI 1619991114 · Rheumatology Physician · Flushing, NY
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nan-Hsien Kuo, MD is a Rheumatology Physician provider in Flushing, NY (NPI 1619991114).
Provider details
- NPI number
- 1619991114
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 240560 (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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
296 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 101 | $100 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 70 | $184 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 44 | $74 |
| 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 | 42 | $18 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 22 | $62 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 742 | 130 |
| Methotrexate Sodiumbrand: Methotrexate | 712 | 101 |
| Diclofenac Sodium | 638 | 227 |
| Diclofenac Epolamine | 618 | 123 |
| Prednisone | 434 | 121 |
| Celecoxib | 334 | 111 |
| Gabapentin | 272 | 73 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,599 across 166 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
- 2006-07-27
- Last updated
- 2024-02-06
- Certified
- 2024-02-06
Frequently asked questions
- What is Nan-Hsien Kuo's NPI number?
- Nan-Hsien Kuo's National Provider Identifier (NPI) is 1619991114, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nan-Hsien Kuo's specialty?
- Nan-Hsien Kuo is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Nan-Hsien Kuo located?
- Nan-Hsien Kuo's practice location on file with NPPES is 5645 Main St, Flushing, NY 11355-5045.
- What is Nan-Hsien Kuo's phone number?
- The practice phone number listed in the NPPES registry for Nan-Hsien Kuo is (718) 670-1424.
- Does Nan-Hsien Kuo accept Medicare?
- Nan-Hsien Kuo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nan-Hsien Kuo's NPI active?
- Yes — Nan-Hsien Kuo's NPI (1619991114) is active in the NPPES registry as of the last update on 2024-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.