Hugh Xian, MD
NPI 1790759918 · Neurology Physician · Islip, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hugh Xian, MD is a Neurology Physician provider in Islip, NY (NPI 1790759918).
Provider details
- NPI number
- 1790759918
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 215470 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,673 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 304 | $145 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Each Additional Hour96366 | 225 | $23 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 213 | $130 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 142 | $188 |
| Needle Measurement of Electrical Activity in Muscle With Injection of Chemical for Paralysis of Nerve Muscle95874 | 122 | $87 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 376 | 80 |
| Donepezil Hcl | 153 | 42 |
| Levetiracetam | 80 | 15 |
| Gabapentin | 73 | 31 |
| Onabotulinumtoxinabrand: Botox | 72 | 31 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 67 | 17 |
| Rimegepant Sulfatebrand: Nurtec Odt | 64 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$237 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
- 2006-02-14
- Last updated
- 2016-06-09
Frequently asked questions
- What is Hugh Xian's NPI number?
- Hugh Xian's National Provider Identifier (NPI) is 1790759918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hugh Xian's specialty?
- Hugh Xian is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Hugh Xian located?
- Hugh Xian's practice location on file with NPPES is 712 Main St, Islip, NY 11751-3620.
- What is Hugh Xian's phone number?
- The practice phone number listed in the NPPES registry for Hugh Xian is (631) 666-3939.
- Does Hugh Xian accept Medicare?
- Hugh Xian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hugh Xian's NPI active?
- Yes — Hugh Xian's NPI (1790759918) is active in the NPPES registry as of the last update on 2016-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.