Hiep Ngo, M.D.
NPI 1497763536 · Neurology Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hiep Ngo, M.D. is a Neurology Physician provider in San Jose, CA (NPI 1497763536).
Provider details
- NPI number
- 1497763536
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A79159 (CA)
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
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
1,324 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 277 | $201 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 231 | $157 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 226 | $112 |
| 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 | 199 | $19 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 154 | $127 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 261 | 97 |
| Gabapentin | 182 | 74 |
| Memantine Hcl | 156 | 42 |
| Levetiracetam | 107 | 32 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 80 | 21 |
| Trazodone Hcl | 46 | — |
| Amitriptyline Hcl | 42 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,275 across 50 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
- 2006-08-04
- Last updated
- 2025-02-28
- Certified
- 2025-02-28
Frequently asked questions
- What is Hiep Ngo's NPI number?
- Hiep Ngo's National Provider Identifier (NPI) is 1497763536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hiep Ngo's specialty?
- Hiep Ngo is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Hiep Ngo located?
- Hiep Ngo's practice location on file with NPPES is 400 Race St, San Jose, CA 95126-3518.
- What is Hiep Ngo's phone number?
- The practice phone number listed in the NPPES registry for Hiep Ngo is (408) 278-3000.
- Does Hiep Ngo accept Medicare?
- Hiep Ngo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hiep Ngo's NPI active?
- Yes — Hiep Ngo's NPI (1497763536) is active in the NPPES registry as of the last update on 2025-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.