Hwai Yin Ooi, MD
NPI 1912342379 · Neurology Physician · New York, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hwai Yin Ooi, MD is a Neurology Physician provider in New York, NY (NPI 1912342379).
Provider details
- NPI number
- 1912342379
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 286980 (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
13 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
1,350 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) |
|---|---|---|
| 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 | 455 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 277 | $149 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 223 | $213 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 97 | $105 |
| Needle Measurement of Electrical Activity in Muscle With Injection of Chemical for Paralysis of Nerve Muscle95874 | 77 | $91 |
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 |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 459 | 160 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa Er | 240 | 84 |
| Amantadine Hclbrand: Amantadine | 121 | 32 |
| Carbidopa/Levodopabrand: Rytary | 93 | 24 |
| Propranolol Hcl | 73 | 23 |
| Primidone | 73 | 26 |
| Valbenazine Tosylatebrand: Ingrezza | 65 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 7 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
- 2013-04-30
- Last updated
- 2022-10-03
- Certified
- 2022-10-03
Frequently asked questions
- What is Hwai Yin Ooi's NPI number?
- Hwai Yin Ooi's National Provider Identifier (NPI) is 1912342379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hwai Yin Ooi's specialty?
- Hwai Yin Ooi is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Hwai Yin Ooi located?
- Hwai Yin Ooi's practice location on file with NPPES is 428 E 72nd St, New York, NY 10021-4635.
- What is Hwai Yin Ooi's phone number?
- The practice phone number listed in the NPPES registry for Hwai Yin Ooi is (212) 746-2584.
- Does Hwai Yin Ooi accept Medicare?
- Hwai Yin Ooi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hwai Yin Ooi's NPI active?
- Yes — Hwai Yin Ooi's NPI (1912342379) is active in the NPPES registry as of the last update on 2022-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.